diff --git a/Cargo.lock b/Cargo.lock
index eba4eed3686ba..cafc623c185a6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3420,6 +3420,7 @@ version = "0.2.0"
 dependencies = [
  "ar",
  "bstr",
+ "build_helper",
  "gimli 0.28.1",
  "object 0.34.0",
  "regex",
diff --git a/src/bootstrap/src/core/build_steps/compile.rs b/src/bootstrap/src/core/build_steps/compile.rs
index 714a100428159..ef2af9c287336 100644
--- a/src/bootstrap/src/core/build_steps/compile.rs
+++ b/src/bootstrap/src/core/build_steps/compile.rs
@@ -2080,7 +2080,8 @@ pub fn stream_cargo(
     tail_args: Vec<String>,
     cb: &mut dyn FnMut(CargoMessage<'_>),
 ) -> bool {
-    let mut cargo = cargo.into_cmd().command;
+    let mut cmd = cargo.into_cmd();
+    let cargo = cmd.as_command_mut();
     // Instruct Cargo to give us json messages on stdout, critically leaving
     // stderr as piped so we can get those pretty colors.
     let mut message_format = if builder.config.json_output {
diff --git a/src/bootstrap/src/core/build_steps/dist.rs b/src/bootstrap/src/core/build_steps/dist.rs
index 7bc5405e92f93..aebec60112fb8 100644
--- a/src/bootstrap/src/core/build_steps/dist.rs
+++ b/src/bootstrap/src/core/build_steps/dist.rs
@@ -1060,11 +1060,7 @@ impl Step for PlainSourceTarball {
                 cmd.arg("--sync").arg(manifest_path);
             }
 
-            let config = if !builder.config.dry_run() {
-                cmd.capture().run(builder).stdout()
-            } else {
-                String::new()
-            };
+            let config = cmd.capture().run(builder).stdout();
 
             let cargo_config_dir = plain_dst_src.join(".cargo");
             builder.create_dir(&cargo_config_dir);
diff --git a/src/bootstrap/src/core/build_steps/doc.rs b/src/bootstrap/src/core/build_steps/doc.rs
index 4b35d6c5d4c95..dc46af6cf4868 100644
--- a/src/bootstrap/src/core/build_steps/doc.rs
+++ b/src/bootstrap/src/core/build_steps/doc.rs
@@ -146,7 +146,6 @@ impl<P: Step> Step for RustbookSrc<P> {
         let out = out.join(&name);
         let index = out.join("index.html");
         let rustbook = builder.tool_exe(Tool::Rustbook);
-        let mut rustbook_cmd = builder.tool_cmd(Tool::Rustbook);
 
         if !builder.config.dry_run()
             && (!up_to_date(&src, &index) || !up_to_date(&rustbook, &index))
@@ -154,7 +153,13 @@ impl<P: Step> Step for RustbookSrc<P> {
             builder.info(&format!("Rustbook ({target}) - {name}"));
             let _ = fs::remove_dir_all(&out);
 
-            rustbook_cmd.arg("build").arg(&src).arg("-d").arg(&out).run(builder);
+            builder
+                .tool_cmd(Tool::Rustbook)
+                .arg("build")
+                .arg(&src)
+                .arg("-d")
+                .arg(&out)
+                .run(builder);
 
             for lang in &self.languages {
                 let out = out.join(lang);
@@ -253,10 +258,6 @@ impl Step for TheBook {
         // build the version info page and CSS
         let shared_assets = builder.ensure(SharedAssets { target });
 
-        // build the command first so we don't nest GHA groups
-        // FIXME: this doesn't do anything!
-        builder.rustdoc_cmd(compiler);
-
         // build the redirect pages
         let _guard = builder.msg_doc(compiler, "book redirect pages", target);
         for file in t!(fs::read_dir(redirect_path)) {
diff --git a/src/bootstrap/src/core/build_steps/llvm.rs b/src/bootstrap/src/core/build_steps/llvm.rs
index 872823506f883..41dff2123f13d 100644
--- a/src/bootstrap/src/core/build_steps/llvm.rs
+++ b/src/bootstrap/src/core/build_steps/llvm.rs
@@ -172,7 +172,7 @@ pub(crate) fn detect_llvm_sha(config: &Config, is_git: bool) -> String {
             // the LLVM shared object file is named `LLVM-12-rust-{version}-nightly`
             config.src.join("src/version"),
         ]);
-        output(&mut rev_list.command).trim().to_owned()
+        output(rev_list.as_command_mut()).trim().to_owned()
     } else if let Some(info) = channel::read_commit_info_file(&config.src) {
         info.sha.trim().to_owned()
     } else {
@@ -254,7 +254,7 @@ pub(crate) fn is_ci_llvm_modified(config: &Config) -> bool {
         // `true` here.
         let llvm_sha = detect_llvm_sha(config, true);
         let head_sha =
-            output(&mut helpers::git(Some(&config.src)).arg("rev-parse").arg("HEAD").command);
+            output(helpers::git(Some(&config.src)).arg("rev-parse").arg("HEAD").as_command_mut());
         let head_sha = head_sha.trim();
         llvm_sha == head_sha
     }
diff --git a/src/bootstrap/src/core/build_steps/setup.rs b/src/bootstrap/src/core/build_steps/setup.rs
index e6a09e8cb8e8c..29cc5e00637e4 100644
--- a/src/bootstrap/src/core/build_steps/setup.rs
+++ b/src/bootstrap/src/core/build_steps/setup.rs
@@ -484,7 +484,7 @@ impl Step for Hook {
 fn install_git_hook_maybe(config: &Config) -> io::Result<()> {
     let git = helpers::git(Some(&config.src))
         .args(["rev-parse", "--git-common-dir"])
-        .command
+        .as_command_mut()
         .output()
         .map(|output| {
             assert!(output.status.success(), "failed to run `git`");
diff --git a/src/bootstrap/src/core/build_steps/test.rs b/src/bootstrap/src/core/build_steps/test.rs
index 0b60587bb792b..e49c2cbe17b14 100644
--- a/src/bootstrap/src/core/build_steps/test.rs
+++ b/src/bootstrap/src/core/build_steps/test.rs
@@ -1352,6 +1352,52 @@ impl Step for CrateRunMakeSupport {
     }
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub struct CrateBuildHelper {
+    host: TargetSelection,
+}
+
+impl Step for CrateBuildHelper {
+    type Output = ();
+    const ONLY_HOSTS: bool = true;
+
+    fn should_run(run: ShouldRun<'_>) -> ShouldRun<'_> {
+        run.path("src/tools/build_helper")
+    }
+
+    fn make_run(run: RunConfig<'_>) {
+        run.builder.ensure(CrateBuildHelper { host: run.target });
+    }
+
+    /// Runs `cargo test` for build_helper.
+    fn run(self, builder: &Builder<'_>) {
+        let host = self.host;
+        let compiler = builder.compiler(0, host);
+
+        let mut cargo = tool::prepare_tool_cargo(
+            builder,
+            compiler,
+            Mode::ToolBootstrap,
+            host,
+            "test",
+            "src/tools/build_helper",
+            SourceType::InTree,
+            &[],
+        );
+        cargo.allow_features("test");
+        run_cargo_test(
+            cargo,
+            &[],
+            &[],
+            "build_helper",
+            "build_helper self test",
+            compiler,
+            host,
+            builder,
+        );
+    }
+}
+
 default_test!(Ui { path: "tests/ui", mode: "ui", suite: "ui" });
 
 default_test!(Crashes { path: "tests/crashes", mode: "crashes", suite: "crashes" });
@@ -2058,7 +2104,7 @@ NOTE: if you're sure you want to do this, please open an issue as to why. In the
         cmd.arg("--nightly-branch").arg(git_config.nightly_branch);
 
         // FIXME: Move CiEnv back to bootstrap, it is only used here anyway
-        builder.ci_env.force_coloring_in_ci(&mut cmd.command);
+        builder.ci_env.force_coloring_in_ci(cmd.as_command_mut());
 
         #[cfg(feature = "build-metrics")]
         builder.metrics.begin_test_suite(
diff --git a/src/bootstrap/src/core/build_steps/toolstate.rs b/src/bootstrap/src/core/build_steps/toolstate.rs
index e3e7931a5a2ab..9ddd68da59d16 100644
--- a/src/bootstrap/src/core/build_steps/toolstate.rs
+++ b/src/bootstrap/src/core/build_steps/toolstate.rs
@@ -106,7 +106,7 @@ fn check_changed_files(toolstates: &HashMap<Box<str>, ToolState>) {
         .arg("--name-status")
         .arg("HEAD")
         .arg("HEAD^")
-        .command
+        .as_command_mut()
         .output();
     let output = match output {
         Ok(o) => o,
@@ -329,7 +329,7 @@ fn checkout_toolstate_repo() {
         .arg("--depth=1")
         .arg(toolstate_repo())
         .arg(TOOLSTATE_DIR)
-        .command
+        .as_command_mut()
         .status();
     let success = match status {
         Ok(s) => s.success(),
@@ -343,8 +343,13 @@ fn checkout_toolstate_repo() {
 /// Sets up config and authentication for modifying the toolstate repo.
 fn prepare_toolstate_config(token: &str) {
     fn git_config(key: &str, value: &str) {
-        let status =
-            helpers::git(None).arg("config").arg("--global").arg(key).arg(value).command.status();
+        let status = helpers::git(None)
+            .arg("config")
+            .arg("--global")
+            .arg(key)
+            .arg(value)
+            .as_command_mut()
+            .status();
         let success = match status {
             Ok(s) => s.success(),
             Err(_) => false,
@@ -413,7 +418,7 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
             .arg("-a")
             .arg("-m")
             .arg(&message)
-            .command
+            .as_command_mut()
             .status());
         if !status.success() {
             success = true;
@@ -424,7 +429,7 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
             .arg("push")
             .arg("origin")
             .arg("master")
-            .command
+            .as_command_mut()
             .status());
         // If we successfully push, exit.
         if status.success() {
@@ -437,14 +442,14 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
             .arg("fetch")
             .arg("origin")
             .arg("master")
-            .command
+            .as_command_mut()
             .status());
         assert!(status.success());
         let status = t!(helpers::git(Some(Path::new(TOOLSTATE_DIR)))
             .arg("reset")
             .arg("--hard")
             .arg("origin/master")
-            .command
+            .as_command_mut()
             .status());
         assert!(status.success());
     }
@@ -460,7 +465,7 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
 /// `publish_toolstate.py` script if the PR passes all tests and is merged to
 /// master.
 fn publish_test_results(current_toolstate: &ToolstateData) {
-    let commit = t!(helpers::git(None).arg("rev-parse").arg("HEAD").command.output());
+    let commit = t!(helpers::git(None).arg("rev-parse").arg("HEAD").as_command_mut().output());
     let commit = t!(String::from_utf8(commit.stdout));
 
     let toolstate_serialized = t!(serde_json::to_string(&current_toolstate));
diff --git a/src/bootstrap/src/core/builder.rs b/src/bootstrap/src/core/builder.rs
index 65cc1fa74782a..b14a0c5f072cd 100644
--- a/src/bootstrap/src/core/builder.rs
+++ b/src/bootstrap/src/core/builder.rs
@@ -860,6 +860,7 @@ impl<'a> Builder<'a> {
                 test::Clippy,
                 test::CompiletestTest,
                 test::CrateRunMakeSupport,
+                test::CrateBuildHelper,
                 test::RustdocJSStd,
                 test::RustdocJSNotStd,
                 test::RustdocGUI,
@@ -2104,7 +2105,7 @@ impl<'a> Builder<'a> {
         // Try to use a sysroot-relative bindir, in case it was configured absolutely.
         cargo.env("RUSTC_INSTALL_BINDIR", self.config.bindir_relative());
 
-        self.ci_env.force_coloring_in_ci(&mut cargo.command);
+        self.ci_env.force_coloring_in_ci(cargo.as_command_mut());
 
         // When we build Rust dylibs they're all intended for intermediate
         // usage, so make sure we pass the -Cprefer-dynamic flag instead of
diff --git a/src/bootstrap/src/core/config/config.rs b/src/bootstrap/src/core/config/config.rs
index 3327df972bf80..11207cf893542 100644
--- a/src/bootstrap/src/core/config/config.rs
+++ b/src/bootstrap/src/core/config/config.rs
@@ -1259,7 +1259,7 @@ impl Config {
         cmd.arg("rev-parse").arg("--show-cdup");
         // Discard stderr because we expect this to fail when building from a tarball.
         let output = cmd
-            .command
+            .as_command_mut()
             .stderr(std::process::Stdio::null())
             .output()
             .ok()
@@ -2163,7 +2163,7 @@ impl Config {
 
         let mut git = helpers::git(Some(&self.src));
         git.arg("show").arg(format!("{commit}:{}", file.to_str().unwrap()));
-        output(&mut git.command)
+        output(git.as_command_mut())
     }
 
     /// Bootstrap embeds a version number into the name of shared libraries it uploads in CI.
@@ -2469,11 +2469,11 @@ impl Config {
         // Look for a version to compare to based on the current commit.
         // Only commits merged by bors will have CI artifacts.
         let merge_base = output(
-            &mut helpers::git(Some(&self.src))
+            helpers::git(Some(&self.src))
                 .arg("rev-list")
                 .arg(format!("--author={}", self.stage0_metadata.config.git_merge_commit_email))
                 .args(["-n1", "--first-parent", "HEAD"])
-                .command,
+                .as_command_mut(),
         );
         let commit = merge_base.trim_end();
         if commit.is_empty() {
@@ -2489,7 +2489,7 @@ impl Config {
             .args(["diff-index", "--quiet", commit])
             .arg("--")
             .args([self.src.join("compiler"), self.src.join("library")])
-            .command
+            .as_command_mut()
             .status())
         .success();
         if has_changes {
@@ -2563,11 +2563,11 @@ impl Config {
         // Look for a version to compare to based on the current commit.
         // Only commits merged by bors will have CI artifacts.
         let merge_base = output(
-            &mut helpers::git(Some(&self.src))
+            helpers::git(Some(&self.src))
                 .arg("rev-list")
                 .arg(format!("--author={}", self.stage0_metadata.config.git_merge_commit_email))
                 .args(["-n1", "--first-parent", "HEAD"])
-                .command,
+                .as_command_mut(),
         );
         let commit = merge_base.trim_end();
         if commit.is_empty() {
@@ -2589,7 +2589,7 @@ impl Config {
             git.arg(top_level.join(path));
         }
 
-        let has_changes = !t!(git.command.status()).success();
+        let has_changes = !t!(git.as_command_mut().status()).success();
         if has_changes {
             if if_unchanged {
                 if self.verbose > 0 {
diff --git a/src/bootstrap/src/core/sanity.rs b/src/bootstrap/src/core/sanity.rs
index 9995da3a1e5b8..4bdc8ac07958f 100644
--- a/src/bootstrap/src/core/sanity.rs
+++ b/src/bootstrap/src/core/sanity.rs
@@ -209,7 +209,7 @@ than building it.
 
     #[cfg(not(feature = "bootstrap-self-test"))]
     let stage0_supported_target_list: HashSet<String> = crate::utils::helpers::output(
-        &mut command(&build.config.initial_rustc).args(["--print", "target-list"]).command,
+        command(&build.config.initial_rustc).args(["--print", "target-list"]).as_command_mut(),
     )
     .lines()
     .map(|s| s.to_string())
diff --git a/src/bootstrap/src/lib.rs b/src/bootstrap/src/lib.rs
index f16afb2979651..10ec7d135f0ca 100644
--- a/src/bootstrap/src/lib.rs
+++ b/src/bootstrap/src/lib.rs
@@ -493,11 +493,14 @@ impl Build {
         let submodule_git = || helpers::git(Some(&absolute_path));
 
         // Determine commit checked out in submodule.
-        let checked_out_hash = output(&mut submodule_git().args(["rev-parse", "HEAD"]).command);
+        let checked_out_hash = output(submodule_git().args(["rev-parse", "HEAD"]).as_command_mut());
         let checked_out_hash = checked_out_hash.trim_end();
         // Determine commit that the submodule *should* have.
         let recorded = output(
-            &mut helpers::git(Some(&self.src)).args(["ls-tree", "HEAD"]).arg(relative_path).command,
+            helpers::git(Some(&self.src))
+                .args(["ls-tree", "HEAD"])
+                .arg(relative_path)
+                .as_command_mut(),
         );
         let actual_hash = recorded
             .split_whitespace()
@@ -522,7 +525,7 @@ impl Build {
             let current_branch = {
                 let output = helpers::git(Some(&self.src))
                     .args(["symbolic-ref", "--short", "HEAD"])
-                    .command
+                    .as_command_mut()
                     .stderr(Stdio::inherit())
                     .output();
                 let output = t!(output);
@@ -548,7 +551,7 @@ impl Build {
             git
         };
         // NOTE: doesn't use `try_run` because this shouldn't print an error if it fails.
-        if !update(true).command.status().map_or(false, |status| status.success()) {
+        if !update(true).as_command_mut().status().map_or(false, |status| status.success()) {
             update(false).run(self);
         }
 
@@ -934,17 +937,26 @@ impl Build {
 
     /// Execute a command and return its output.
     /// This method should be used for all command executions in bootstrap.
+    #[track_caller]
     fn run(&self, command: &mut BootstrapCommand) -> CommandOutput {
+        command.mark_as_executed();
         if self.config.dry_run() && !command.run_always {
             return CommandOutput::default();
         }
 
-        self.verbose(|| println!("running: {command:?}"));
+        let created_at = command.get_created_location();
+        let executed_at = std::panic::Location::caller();
 
-        command.command.stdout(command.stdout.stdio());
-        command.command.stderr(command.stderr.stdio());
+        self.verbose(|| {
+            println!("running: {command:?} (created at {created_at}, executed at {executed_at})")
+        });
 
-        let output = command.command.output();
+        let stdout = command.stdout.stdio();
+        command.as_command_mut().stdout(stdout);
+        let stderr = command.stderr.stdio();
+        command.as_command_mut().stderr(stderr);
+
+        let output = command.as_command_mut().output();
 
         use std::fmt::Write;
 
@@ -956,8 +968,11 @@ impl Build {
             Ok(output) => {
                 writeln!(
                     message,
-                    "\n\nCommand {command:?} did not execute successfully.\
-            \nExpected success, got: {}",
+                    r#"
+Command {command:?} did not execute successfully.
+Expected success, got {}
+Created at: {created_at}
+Executed at: {executed_at}"#,
                     output.status,
                 )
                 .unwrap();
@@ -1931,7 +1946,7 @@ fn envify(s: &str) -> String {
 pub fn generate_smart_stamp_hash(dir: &Path, additional_input: &str) -> String {
     let diff = helpers::git(Some(dir))
         .arg("diff")
-        .command
+        .as_command_mut()
         .output()
         .map(|o| String::from_utf8(o.stdout).unwrap_or_default())
         .unwrap_or_default();
@@ -1941,7 +1956,7 @@ pub fn generate_smart_stamp_hash(dir: &Path, additional_input: &str) -> String {
         .arg("--porcelain")
         .arg("-z")
         .arg("--untracked-files=normal")
-        .command
+        .as_command_mut()
         .output()
         .map(|o| String::from_utf8(o.stdout).unwrap_or_default())
         .unwrap_or_default();
diff --git a/src/bootstrap/src/utils/channel.rs b/src/bootstrap/src/utils/channel.rs
index 2ca86bdb0ed27..f8bcb584991a1 100644
--- a/src/bootstrap/src/utils/channel.rs
+++ b/src/bootstrap/src/utils/channel.rs
@@ -45,7 +45,7 @@ impl GitInfo {
         }
 
         // Make sure git commands work
-        match helpers::git(Some(dir)).arg("rev-parse").command.output() {
+        match helpers::git(Some(dir)).arg("rev-parse").as_command_mut().output() {
             Ok(ref out) if out.status.success() => {}
             _ => return GitInfo::Absent,
         }
@@ -58,16 +58,17 @@ impl GitInfo {
 
         // Ok, let's scrape some info
         let ver_date = output(
-            &mut helpers::git(Some(dir))
+            helpers::git(Some(dir))
                 .arg("log")
                 .arg("-1")
                 .arg("--date=short")
                 .arg("--pretty=format:%cd")
-                .command,
+                .as_command_mut(),
         );
-        let ver_hash = output(&mut helpers::git(Some(dir)).arg("rev-parse").arg("HEAD").command);
+        let ver_hash =
+            output(helpers::git(Some(dir)).arg("rev-parse").arg("HEAD").as_command_mut());
         let short_ver_hash = output(
-            &mut helpers::git(Some(dir)).arg("rev-parse").arg("--short=9").arg("HEAD").command,
+            helpers::git(Some(dir)).arg("rev-parse").arg("--short=9").arg("HEAD").as_command_mut(),
         );
         GitInfo::Present(Some(Info {
             commit_date: ver_date.trim().to_string(),
diff --git a/src/bootstrap/src/utils/exec.rs b/src/bootstrap/src/utils/exec.rs
index ba963f52dc2b8..b053016499730 100644
--- a/src/bootstrap/src/utils/exec.rs
+++ b/src/bootstrap/src/utils/exec.rs
@@ -1,5 +1,7 @@
 use crate::Build;
+use build_helper::drop_bomb::DropBomb;
 use std::ffi::OsStr;
+use std::fmt::{Debug, Formatter};
 use std::path::Path;
 use std::process::{Command, CommandArgs, CommandEnvs, ExitStatus, Output, Stdio};
 
@@ -53,17 +55,20 @@ impl OutputMode {
 ///
 /// [allow_failure]: BootstrapCommand::allow_failure
 /// [delay_failure]: BootstrapCommand::delay_failure
-#[derive(Debug)]
 pub struct BootstrapCommand {
-    pub command: Command,
+    command: Command,
     pub failure_behavior: BehaviorOnFailure,
     pub stdout: OutputMode,
     pub stderr: OutputMode,
     // Run the command even during dry run
     pub run_always: bool,
+    // This field makes sure that each command is executed (or disarmed) before it is dropped,
+    // to avoid forgetting to execute a command.
+    drop_bomb: DropBomb,
 }
 
 impl BootstrapCommand {
+    #[track_caller]
     pub fn new<S: AsRef<OsStr>>(program: S) -> Self {
         Command::new(program).into()
     }
@@ -142,19 +147,55 @@ impl BootstrapCommand {
     }
 
     /// Run the command, returning its output.
+    #[track_caller]
     pub fn run(&mut self, builder: &Build) -> CommandOutput {
         builder.run(self)
     }
+
+    /// Provides access to the stdlib Command inside.
+    /// FIXME: This function should be eventually removed from bootstrap.
+    pub fn as_command_mut(&mut self) -> &mut Command {
+        // We don't know what will happen with the returned command, so we need to mark this
+        // command as executed proactively.
+        self.mark_as_executed();
+        &mut self.command
+    }
+
+    /// Mark the command as being executed, disarming the drop bomb.
+    /// If this method is not called before the command is dropped, its drop will panic.
+    pub fn mark_as_executed(&mut self) {
+        self.drop_bomb.defuse();
+    }
+
+    /// Returns the source code location where this command was created.
+    pub fn get_created_location(&self) -> std::panic::Location<'static> {
+        self.drop_bomb.get_created_location()
+    }
+}
+
+impl Debug for BootstrapCommand {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{:?}", self.command)?;
+        write!(
+            f,
+            " (failure_mode={:?}, stdout_mode={:?}, stderr_mode={:?})",
+            self.failure_behavior, self.stdout, self.stderr
+        )
+    }
 }
 
 impl From<Command> for BootstrapCommand {
+    #[track_caller]
     fn from(command: Command) -> Self {
+        let program = command.get_program().to_owned();
+
         Self {
             command,
             failure_behavior: BehaviorOnFailure::Exit,
             stdout: OutputMode::Print,
             stderr: OutputMode::Print,
             run_always: false,
+            drop_bomb: DropBomb::arm(program),
         }
     }
 }
@@ -169,6 +210,7 @@ enum CommandStatus {
 
 /// Create a new BootstrapCommand. This is a helper function to make command creation
 /// shorter than `BootstrapCommand::new`.
+#[track_caller]
 #[must_use]
 pub fn command<S: AsRef<OsStr>>(program: S) -> BootstrapCommand {
     BootstrapCommand::new(program)
diff --git a/src/bootstrap/src/utils/helpers.rs b/src/bootstrap/src/utils/helpers.rs
index 5dd3ba96786ca..f695b3229fe66 100644
--- a/src/bootstrap/src/utils/helpers.rs
+++ b/src/bootstrap/src/utils/helpers.rs
@@ -244,7 +244,7 @@ pub fn is_valid_test_suite_arg<'a, P: AsRef<Path>>(
 
 // FIXME: get rid of this function
 pub fn check_run(cmd: &mut BootstrapCommand, print_cmd_on_fail: bool) -> bool {
-    let status = match cmd.command.status() {
+    let status = match cmd.as_command_mut().status() {
         Ok(status) => status,
         Err(e) => {
             println!("failed to execute command: {cmd:?}\nERROR: {e}");
@@ -501,6 +501,7 @@ pub fn check_cfg_arg(name: &str, values: Option<&[&str]>) -> String {
 /// bootstrap-specific needs/hacks from a single source, rather than applying them on next to every
 /// git command creation, which is painful to ensure that the required change is applied
 /// on each one of them correctly.
+#[track_caller]
 pub fn git(source_dir: Option<&Path>) -> BootstrapCommand {
     let mut git = command("git");
 
diff --git a/src/bootstrap/src/utils/render_tests.rs b/src/bootstrap/src/utils/render_tests.rs
index 2e99bc68a8b75..a3d0d36e7547d 100644
--- a/src/bootstrap/src/utils/render_tests.rs
+++ b/src/bootstrap/src/utils/render_tests.rs
@@ -33,6 +33,7 @@ pub(crate) fn try_run_tests(
     stream: bool,
 ) -> bool {
     if builder.config.dry_run() {
+        cmd.mark_as_executed();
         return true;
     }
 
@@ -50,7 +51,7 @@ pub(crate) fn try_run_tests(
 }
 
 fn run_tests(builder: &Builder<'_>, cmd: &mut BootstrapCommand, stream: bool) -> bool {
-    let cmd = &mut cmd.command;
+    let cmd = cmd.as_command_mut();
     cmd.stdout(Stdio::piped());
 
     builder.verbose(|| println!("running: {cmd:?}"));
diff --git a/src/bootstrap/src/utils/tarball.rs b/src/bootstrap/src/utils/tarball.rs
index 4f0104e4bbab6..f5fc94273c9ae 100644
--- a/src/bootstrap/src/utils/tarball.rs
+++ b/src/bootstrap/src/utils/tarball.rs
@@ -370,11 +370,11 @@ impl<'a> Tarball<'a> {
         if self.builder.rust_info().is_managed_git_subrepository() {
             // %ct means committer date
             let timestamp = helpers::output(
-                &mut helpers::git(Some(&self.builder.src))
+                helpers::git(Some(&self.builder.src))
                     .arg("log")
                     .arg("-1")
                     .arg("--format=%ct")
-                    .command,
+                    .as_command_mut(),
             );
             cmd.args(["--override-file-mtime", timestamp.trim()]);
         }
diff --git a/src/tools/run-make-support/src/drop_bomb/mod.rs b/src/tools/build_helper/src/drop_bomb/mod.rs
similarity index 71%
rename from src/tools/run-make-support/src/drop_bomb/mod.rs
rename to src/tools/build_helper/src/drop_bomb/mod.rs
index 2fc84892c1bdd..0a5bb04b55b33 100644
--- a/src/tools/run-make-support/src/drop_bomb/mod.rs
+++ b/src/tools/build_helper/src/drop_bomb/mod.rs
@@ -12,27 +12,31 @@ use std::panic;
 mod tests;
 
 #[derive(Debug)]
-pub(crate) struct DropBomb {
+pub struct DropBomb {
     command: OsString,
     defused: bool,
-    armed_line: u32,
+    armed_location: panic::Location<'static>,
 }
 
 impl DropBomb {
     /// Arm a [`DropBomb`]. If the value is dropped without being [`defused`][Self::defused], then
     /// it will panic. It is expected that the command wrapper uses `#[track_caller]` to help
-    /// propagate the caller info from rmake.rs.
+    /// propagate the caller location.
     #[track_caller]
-    pub(crate) fn arm<S: AsRef<OsStr>>(command: S) -> DropBomb {
+    pub fn arm<S: AsRef<OsStr>>(command: S) -> DropBomb {
         DropBomb {
             command: command.as_ref().into(),
             defused: false,
-            armed_line: panic::Location::caller().line(),
+            armed_location: *panic::Location::caller(),
         }
     }
 
+    pub fn get_created_location(&self) -> panic::Location<'static> {
+        self.armed_location
+    }
+
     /// Defuse the [`DropBomb`]. This will prevent the drop bomb from panicking when dropped.
-    pub(crate) fn defuse(&mut self) {
+    pub fn defuse(&mut self) {
         self.defused = true;
     }
 }
@@ -41,8 +45,8 @@ impl Drop for DropBomb {
     fn drop(&mut self) {
         if !self.defused && !std::thread::panicking() {
             panic!(
-                "command constructed but not executed at line {}: `{}`",
-                self.armed_line,
+                "command constructed at `{}` was dropped without being executed: `{}`",
+                self.armed_location,
                 self.command.to_string_lossy()
             )
         }
diff --git a/src/tools/run-make-support/src/drop_bomb/tests.rs b/src/tools/build_helper/src/drop_bomb/tests.rs
similarity index 100%
rename from src/tools/run-make-support/src/drop_bomb/tests.rs
rename to src/tools/build_helper/src/drop_bomb/tests.rs
diff --git a/src/tools/build_helper/src/lib.rs b/src/tools/build_helper/src/lib.rs
index 15807d1c0d8f8..4a4f0ca2a9d48 100644
--- a/src/tools/build_helper/src/lib.rs
+++ b/src/tools/build_helper/src/lib.rs
@@ -1,6 +1,7 @@
 //! Types and functions shared across tools in this workspace.
 
 pub mod ci;
+pub mod drop_bomb;
 pub mod git;
 pub mod metrics;
 pub mod stage0_parser;
diff --git a/src/tools/run-make-support/Cargo.toml b/src/tools/run-make-support/Cargo.toml
index ec3b8a96ef3b6..969552dec84ad 100644
--- a/src/tools/run-make-support/Cargo.toml
+++ b/src/tools/run-make-support/Cargo.toml
@@ -11,3 +11,5 @@ wasmparser = "0.118.2"
 regex = "1.8" # 1.8 to avoid memchr 2.6.0, as 2.5.0 is pinned in the workspace
 gimli = "0.28.1"
 ar = "0.9.0"
+
+build_helper = { path = "../build_helper" }
diff --git a/src/tools/run-make-support/src/command.rs b/src/tools/run-make-support/src/command.rs
index c506c3d6b61a2..5017a4b88dad3 100644
--- a/src/tools/run-make-support/src/command.rs
+++ b/src/tools/run-make-support/src/command.rs
@@ -5,8 +5,8 @@ use std::panic;
 use std::path::Path;
 use std::process::{Command as StdCommand, ExitStatus, Output, Stdio};
 
-use crate::drop_bomb::DropBomb;
 use crate::{assert_contains, assert_equals, assert_not_contains, handle_failed_output};
+use build_helper::drop_bomb::DropBomb;
 
 /// This is a custom command wrapper that simplifies working with commands and makes it easier to
 /// ensure that we check the exit status of executed processes.
diff --git a/src/tools/run-make-support/src/diff/mod.rs b/src/tools/run-make-support/src/diff/mod.rs
index 24fa88af82ec2..ad989b74e4d9e 100644
--- a/src/tools/run-make-support/src/diff/mod.rs
+++ b/src/tools/run-make-support/src/diff/mod.rs
@@ -2,8 +2,8 @@ use regex::Regex;
 use similar::TextDiff;
 use std::path::{Path, PathBuf};
 
-use crate::drop_bomb::DropBomb;
 use crate::fs_wrapper;
+use build_helper::drop_bomb::DropBomb;
 
 #[cfg(test)]
 mod tests;
diff --git a/src/tools/run-make-support/src/lib.rs b/src/tools/run-make-support/src/lib.rs
index 04b6fd2d6c18d..e5f1ce1bf345e 100644
--- a/src/tools/run-make-support/src/lib.rs
+++ b/src/tools/run-make-support/src/lib.rs
@@ -7,7 +7,6 @@ pub mod cc;
 pub mod clang;
 mod command;
 pub mod diff;
-mod drop_bomb;
 pub mod fs_wrapper;
 pub mod llvm;
 pub mod run;