diff --git a/src/cargo/ops/cargo_compile/mod.rs b/src/cargo/ops/cargo_compile/mod.rs
index f0540891a8b..64e81fdf3a4 100644
--- a/src/cargo/ops/cargo_compile/mod.rs
+++ b/src/cargo/ops/cargo_compile/mod.rs
@@ -168,6 +168,9 @@ pub fn compile_ws<'a>(
             .ok()
             .map(|x| x.get() as u64);
         logger.log(LogMessage::BuildStarted {
+            command: std::env::args_os()
+                .map(|arg| arg.to_string_lossy().into_owned())
+                .collect(),
             cwd: ws.gctx().cwd().to_path_buf(),
             host: rustc.host.to_string(),
             jobs: options.build_config.jobs,
diff --git a/src/cargo/ops/cargo_report/timings.rs b/src/cargo/ops/cargo_report/timings.rs
index e8f4669d0de..60832d5c5c1 100644
--- a/src/cargo/ops/cargo_report/timings.rs
+++ b/src/cargo/ops/cargo_report/timings.rs
@@ -159,6 +159,7 @@ where
     for msg in log {
         match msg {
             LogMessage::BuildStarted {
+                command: _,
                 cwd: _,
                 host,
                 jobs,
diff --git a/src/cargo/util/log_message.rs b/src/cargo/util/log_message.rs
index 9a7091250c2..34b1bbc8a79 100644
--- a/src/cargo/util/log_message.rs
+++ b/src/cargo/util/log_message.rs
@@ -21,6 +21,8 @@ use crate::core::compiler::fingerprint::DirtyReason;
 pub enum LogMessage {
     /// Emitted when a build starts.
     BuildStarted {
+        /// The command-line arguments Cargo was invoked with.
+        command: Vec<String>,
         /// Current working directory.
         cwd: PathBuf,
         /// Host triple.
diff --git a/tests/testsuite/build_analysis.rs b/tests/testsuite/build_analysis.rs
index 1b5fa064d82..458461bf726 100644
--- a/tests/testsuite/build_analysis.rs
+++ b/tests/testsuite/build_analysis.rs
@@ -77,6 +77,7 @@ fn log_msg_build_started() {
         str![[r#"
 [
   {
+    "command": "{...}",
     "cwd": "[ROOT]/foo",
     "host": "[HOST_TARGET]",
     "jobs": "{...}",