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fix: prevent panic when package.build is empty - #17268

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epage merged 2 commits into
rust-lang:masterfrom
raushan728:issues/17261
Aug 3, 2026
Merged

fix: prevent panic when package.build is empty#17268
epage merged 2 commits into
rust-lang:masterfrom
raushan728:issues/17261

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@raushan728

@raushan728 raushan728 commented Jul 28, 2026

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Validate package.build during normalize_build() so invalid build script paths are rejected before target construction.

Fixes #17261.

@rustbot rustbot added A-manifest Area: Cargo.toml issues S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Jul 28, 2026
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r? @weihanglo

rustbot has assigned @weihanglo.
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Comment thread src/workspace/parser/mod.rs Outdated
Comment thread tests/testsuite/build_script.rs
Comment thread src/workspace/parser/mod.rs Outdated
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@rustbot rustbot added the A-documenting-cargo-itself Area: Cargo's documentation label Jul 30, 2026
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@raushan728
raushan728 marked this pull request as draft July 30, 2026 16:43
@rustbot rustbot removed the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Jul 30, 2026
@raushan728
raushan728 marked this pull request as ready for review July 30, 2026 16:54
@rustbot rustbot added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Jul 30, 2026
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This PR was rebased onto a different master commit. Here's a range-diff highlighting what actually changed.

Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.

@epage

epage commented Aug 3, 2026

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Thanks!

@epage
epage added this pull request to the merge queue Aug 3, 2026
Merged via the queue into rust-lang:master with commit 88e0ae8 Aug 3, 2026
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@rustbot rustbot removed the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Aug 3, 2026
@raushan728
raushan728 deleted the issues/17261 branch August 4, 2026 11:28
rust-bors Bot pushed a commit to rust-lang/rust that referenced this pull request Aug 5, 2026
Update cargo submodule

21 commits in 7c83d4cc0953b81d823e47d640c64da9b8bd4fac..c79e8f89441b3e73d6d65d125c0c745792808c74
2026-07-29 21:34:53 +0000 to 2026-08-04 19:17:33 +0000
- fix(diag): Ensure diagnostic titles work without snippets (rust-lang/cargo#17304)
- refactor: Remove unnecessary mut in sources (rust-lang/cargo#17305)
- feat(trim-paths): emit unremap files for final artifacts (rust-lang/cargo#17303)
- fix: prevent panic when `package.build` is empty (rust-lang/cargo#17268)
- Add a suggestion when adding `[lints]` to a workspace to use `[workspace.lints]` instead (rust-lang/cargo#17300)
- chore(deps): update embarkstudios/cargo-deny-action action to v2.1.1 (rust-lang/cargo#17291)
- refactor: move sysroot lookup to GlobalContext (rust-lang/cargo#17276)
- fix(trim-paths): unambiguous and reversible remap rules (rust-lang/cargo#17302)
- Avoid parsing unchanged lockfiles (rust-lang/cargo#17301)
- Remove unnecessary to_path_buf (rust-lang/cargo#17295)
- chore(deps): update cargo-semver-checks to v0.50.0 (rust-lang/cargo#17297)
- chore(deps): update actions/checkout action to v6.1.0 (rust-lang/cargo#17290)
- Remove unnecessary return at end of functions (rust-lang/cargo#17292)
- make __CARGO_TEST_FORCE_ARGFILE available in distributed builds (rust-lang/cargo#17293)
- Fix manual_readme lint for lower-priority README files (rust-lang/cargo#17208)
- fix(git): make checkout names independent of git config (rust-lang/cargo#17289)
- fix(diag): Rename redundant_readme to manual_readme (rust-lang/cargo#17288)
- Remove redundant double call .to_string() (rust-lang/cargo#17286)
- fix(completions): complete paths for cargo run arguments (rust-lang/cargo#17284)
- test(git): exercise multi git revision lockfile (rust-lang/cargo#17279)
- add context to lints documentation (rust-lang/cargo#17273)

r? ghost
rust-bors Bot pushed a commit to rust-lang/rust that referenced this pull request Aug 6, 2026
Update cargo submodule



21 commits in 7c83d4cc0953b81d823e47d640c64da9b8bd4fac..c79e8f89441b3e73d6d65d125c0c745792808c74
2026-07-29 21:34:53 +0000 to 2026-08-04 19:17:33 +0000
- fix(diag): Ensure diagnostic titles work without snippets (rust-lang/cargo#17304)
- refactor: Remove unnecessary mut in sources (rust-lang/cargo#17305)
- feat(trim-paths): emit unremap files for final artifacts (rust-lang/cargo#17303)
- fix: prevent panic when `package.build` is empty (rust-lang/cargo#17268)
- Add a suggestion when adding `[lints]` to a workspace to use `[workspace.lints]` instead (rust-lang/cargo#17300)
- chore(deps): update embarkstudios/cargo-deny-action action to v2.1.1 (rust-lang/cargo#17291)
- refactor: move sysroot lookup to GlobalContext (rust-lang/cargo#17276)
- fix(trim-paths): unambiguous and reversible remap rules (rust-lang/cargo#17302)
- Avoid parsing unchanged lockfiles (rust-lang/cargo#17301)
- Remove unnecessary to_path_buf (rust-lang/cargo#17295)
- chore(deps): update cargo-semver-checks to v0.50.0 (rust-lang/cargo#17297)
- chore(deps): update actions/checkout action to v6.1.0 (rust-lang/cargo#17290)
- Remove unnecessary return at end of functions (rust-lang/cargo#17292)
- make __CARGO_TEST_FORCE_ARGFILE available in distributed builds (rust-lang/cargo#17293)
- Fix manual_readme lint for lower-priority README files (rust-lang/cargo#17208)
- fix(git): make checkout names independent of git config (rust-lang/cargo#17289)
- fix(diag): Rename redundant_readme to manual_readme (rust-lang/cargo#17288)
- Remove redundant double call .to_string() (rust-lang/cargo#17286)
- fix(completions): complete paths for cargo run arguments (rust-lang/cargo#17284)
- test(git): exercise multi git revision lockfile (rust-lang/cargo#17279)
- add context to lints documentation (rust-lang/cargo#17273)

r? ghost
@rustbot rustbot added this to the 1.99.0 milestone Aug 6, 2026
pull Bot pushed a commit to LeeeeeeM/miri that referenced this pull request Aug 8, 2026
Update cargo submodule



21 commits in 7c83d4cc0953b81d823e47d640c64da9b8bd4fac..c79e8f89441b3e73d6d65d125c0c745792808c74
2026-07-29 21:34:53 +0000 to 2026-08-04 19:17:33 +0000
- fix(diag): Ensure diagnostic titles work without snippets (rust-lang/cargo#17304)
- refactor: Remove unnecessary mut in sources (rust-lang/cargo#17305)
- feat(trim-paths): emit unremap files for final artifacts (rust-lang/cargo#17303)
- fix: prevent panic when `package.build` is empty (rust-lang/cargo#17268)
- Add a suggestion when adding `[lints]` to a workspace to use `[workspace.lints]` instead (rust-lang/cargo#17300)
- chore(deps): update embarkstudios/cargo-deny-action action to v2.1.1 (rust-lang/cargo#17291)
- refactor: move sysroot lookup to GlobalContext (rust-lang/cargo#17276)
- fix(trim-paths): unambiguous and reversible remap rules (rust-lang/cargo#17302)
- Avoid parsing unchanged lockfiles (rust-lang/cargo#17301)
- Remove unnecessary to_path_buf (rust-lang/cargo#17295)
- chore(deps): update cargo-semver-checks to v0.50.0 (rust-lang/cargo#17297)
- chore(deps): update actions/checkout action to v6.1.0 (rust-lang/cargo#17290)
- Remove unnecessary return at end of functions (rust-lang/cargo#17292)
- make __CARGO_TEST_FORCE_ARGFILE available in distributed builds (rust-lang/cargo#17293)
- Fix manual_readme lint for lower-priority README files (rust-lang/cargo#17208)
- fix(git): make checkout names independent of git config (rust-lang/cargo#17289)
- fix(diag): Rename redundant_readme to manual_readme (rust-lang/cargo#17288)
- Remove redundant double call .to_string() (rust-lang/cargo#17286)
- fix(completions): complete paths for cargo run arguments (rust-lang/cargo#17284)
- test(git): exercise multi git revision lockfile (rust-lang/cargo#17279)
- add context to lints documentation (rust-lang/cargo#17273)

r? ghost
github-actions Bot pushed a commit to rust-lang/stdarch that referenced this pull request Aug 10, 2026
Update cargo submodule



21 commits in 7c83d4cc0953b81d823e47d640c64da9b8bd4fac..c79e8f89441b3e73d6d65d125c0c745792808c74
2026-07-29 21:34:53 +0000 to 2026-08-04 19:17:33 +0000
- fix(diag): Ensure diagnostic titles work without snippets (rust-lang/cargo#17304)
- refactor: Remove unnecessary mut in sources (rust-lang/cargo#17305)
- feat(trim-paths): emit unremap files for final artifacts (rust-lang/cargo#17303)
- fix: prevent panic when `package.build` is empty (rust-lang/cargo#17268)
- Add a suggestion when adding `[lints]` to a workspace to use `[workspace.lints]` instead (rust-lang/cargo#17300)
- chore(deps): update embarkstudios/cargo-deny-action action to v2.1.1 (rust-lang/cargo#17291)
- refactor: move sysroot lookup to GlobalContext (rust-lang/cargo#17276)
- fix(trim-paths): unambiguous and reversible remap rules (rust-lang/cargo#17302)
- Avoid parsing unchanged lockfiles (rust-lang/cargo#17301)
- Remove unnecessary to_path_buf (rust-lang/cargo#17295)
- chore(deps): update cargo-semver-checks to v0.50.0 (rust-lang/cargo#17297)
- chore(deps): update actions/checkout action to v6.1.0 (rust-lang/cargo#17290)
- Remove unnecessary return at end of functions (rust-lang/cargo#17292)
- make __CARGO_TEST_FORCE_ARGFILE available in distributed builds (rust-lang/cargo#17293)
- Fix manual_readme lint for lower-priority README files (rust-lang/cargo#17208)
- fix(git): make checkout names independent of git config (rust-lang/cargo#17289)
- fix(diag): Rename redundant_readme to manual_readme (rust-lang/cargo#17288)
- Remove redundant double call .to_string() (rust-lang/cargo#17286)
- fix(completions): complete paths for cargo run arguments (rust-lang/cargo#17284)
- test(git): exercise multi git revision lockfile (rust-lang/cargo#17279)
- add context to lints documentation (rust-lang/cargo#17273)

r? ghost
github-actions Bot pushed a commit to rust-lang/rustc-dev-guide that referenced this pull request Aug 10, 2026
Update cargo submodule



21 commits in 7c83d4cc0953b81d823e47d640c64da9b8bd4fac..c79e8f89441b3e73d6d65d125c0c745792808c74
2026-07-29 21:34:53 +0000 to 2026-08-04 19:17:33 +0000
- fix(diag): Ensure diagnostic titles work without snippets (rust-lang/cargo#17304)
- refactor: Remove unnecessary mut in sources (rust-lang/cargo#17305)
- feat(trim-paths): emit unremap files for final artifacts (rust-lang/cargo#17303)
- fix: prevent panic when `package.build` is empty (rust-lang/cargo#17268)
- Add a suggestion when adding `[lints]` to a workspace to use `[workspace.lints]` instead (rust-lang/cargo#17300)
- chore(deps): update embarkstudios/cargo-deny-action action to v2.1.1 (rust-lang/cargo#17291)
- refactor: move sysroot lookup to GlobalContext (rust-lang/cargo#17276)
- fix(trim-paths): unambiguous and reversible remap rules (rust-lang/cargo#17302)
- Avoid parsing unchanged lockfiles (rust-lang/cargo#17301)
- Remove unnecessary to_path_buf (rust-lang/cargo#17295)
- chore(deps): update cargo-semver-checks to v0.50.0 (rust-lang/cargo#17297)
- chore(deps): update actions/checkout action to v6.1.0 (rust-lang/cargo#17290)
- Remove unnecessary return at end of functions (rust-lang/cargo#17292)
- make __CARGO_TEST_FORCE_ARGFILE available in distributed builds (rust-lang/cargo#17293)
- Fix manual_readme lint for lower-priority README files (rust-lang/cargo#17208)
- fix(git): make checkout names independent of git config (rust-lang/cargo#17289)
- fix(diag): Rename redundant_readme to manual_readme (rust-lang/cargo#17288)
- Remove redundant double call .to_string() (rust-lang/cargo#17286)
- fix(completions): complete paths for cargo run arguments (rust-lang/cargo#17284)
- test(git): exercise multi git revision lockfile (rust-lang/cargo#17279)
- add context to lints documentation (rust-lang/cargo#17273)

r? ghost
renovate-bot pushed a commit to renovate-bot/rust-lang-_-compiler-builtins that referenced this pull request Aug 17, 2026
Update cargo submodule



21 commits in 7c83d4cc0953b81d823e47d640c64da9b8bd4fac..c79e8f89441b3e73d6d65d125c0c745792808c74
2026-07-29 21:34:53 +0000 to 2026-08-04 19:17:33 +0000
- fix(diag): Ensure diagnostic titles work without snippets (rust-lang/cargo#17304)
- refactor: Remove unnecessary mut in sources (rust-lang/cargo#17305)
- feat(trim-paths): emit unremap files for final artifacts (rust-lang/cargo#17303)
- fix: prevent panic when `package.build` is empty (rust-lang/cargo#17268)
- Add a suggestion when adding `[lints]` to a workspace to use `[workspace.lints]` instead (rust-lang/cargo#17300)
- chore(deps): update embarkstudios/cargo-deny-action action to v2.1.1 (rust-lang/cargo#17291)
- refactor: move sysroot lookup to GlobalContext (rust-lang/cargo#17276)
- fix(trim-paths): unambiguous and reversible remap rules (rust-lang/cargo#17302)
- Avoid parsing unchanged lockfiles (rust-lang/cargo#17301)
- Remove unnecessary to_path_buf (rust-lang/cargo#17295)
- chore(deps): update cargo-semver-checks to v0.50.0 (rust-lang/cargo#17297)
- chore(deps): update actions/checkout action to v6.1.0 (rust-lang/cargo#17290)
- Remove unnecessary return at end of functions (rust-lang/cargo#17292)
- make __CARGO_TEST_FORCE_ARGFILE available in distributed builds (rust-lang/cargo#17293)
- Fix manual_readme lint for lower-priority README files (rust-lang/cargo#17208)
- fix(git): make checkout names independent of git config (rust-lang/cargo#17289)
- fix(diag): Rename redundant_readme to manual_readme (rust-lang/cargo#17288)
- Remove redundant double call .to_string() (rust-lang/cargo#17286)
- fix(completions): complete paths for cargo run arguments (rust-lang/cargo#17284)
- test(git): exercise multi git revision lockfile (rust-lang/cargo#17279)
- add context to lints documentation (rust-lang/cargo#17273)

r? ghost
lnicola pushed a commit to lnicola/rust-analyzer that referenced this pull request Aug 17, 2026
Update cargo submodule



21 commits in 7c83d4cc0953b81d823e47d640c64da9b8bd4fac..c79e8f89441b3e73d6d65d125c0c745792808c74
2026-07-29 21:34:53 +0000 to 2026-08-04 19:17:33 +0000
- fix(diag): Ensure diagnostic titles work without snippets (rust-lang/cargo#17304)
- refactor: Remove unnecessary mut in sources (rust-lang/cargo#17305)
- feat(trim-paths): emit unremap files for final artifacts (rust-lang/cargo#17303)
- fix: prevent panic when `package.build` is empty (rust-lang/cargo#17268)
- Add a suggestion when adding `[lints]` to a workspace to use `[workspace.lints]` instead (rust-lang/cargo#17300)
- chore(deps): update embarkstudios/cargo-deny-action action to v2.1.1 (rust-lang/cargo#17291)
- refactor: move sysroot lookup to GlobalContext (rust-lang/cargo#17276)
- fix(trim-paths): unambiguous and reversible remap rules (rust-lang/cargo#17302)
- Avoid parsing unchanged lockfiles (rust-lang/cargo#17301)
- Remove unnecessary to_path_buf (rust-lang/cargo#17295)
- chore(deps): update cargo-semver-checks to v0.50.0 (rust-lang/cargo#17297)
- chore(deps): update actions/checkout action to v6.1.0 (rust-lang/cargo#17290)
- Remove unnecessary return at end of functions (rust-lang/cargo#17292)
- make __CARGO_TEST_FORCE_ARGFILE available in distributed builds (rust-lang/cargo#17293)
- Fix manual_readme lint for lower-priority README files (rust-lang/cargo#17208)
- fix(git): make checkout names independent of git config (rust-lang/cargo#17289)
- fix(diag): Rename redundant_readme to manual_readme (rust-lang/cargo#17288)
- Remove redundant double call .to_string() (rust-lang/cargo#17286)
- fix(completions): complete paths for cargo run arguments (rust-lang/cargo#17284)
- test(git): exercise multi git revision lockfile (rust-lang/cargo#17279)
- add context to lints documentation (rust-lang/cargo#17273)

r? ghost
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Cargo panics on build if a Cargo.toml contains build = ""

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