[INFO] cloning repository https://github.com/brettcannon/python-launcher [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brettcannon/python-launcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettcannon%2Fpython-launcher", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettcannon%2Fpython-launcher'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 79a51fc10746a02cfb848f7ba46d19cac453bb37 [INFO] checking brettcannon/python-launcher/79a51fc10746a02cfb848f7ba46d19cac453bb37 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettcannon%2Fpython-launcher" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brettcannon/python-launcher on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/brettcannon/python-launcher [INFO] finished tweaking git repo https://github.com/brettcannon/python-launcher [INFO] tweaked toml for git repo https://github.com/brettcannon/python-launcher written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/brettcannon/python-launcher already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9650193f7958988ba8e30df0b61b05aae490c446301cf3d24c8a9744d6a0714 [INFO] running `Command { std: "docker" "start" "-a" "f9650193f7958988ba8e30df0b61b05aae490c446301cf3d24c8a9744d6a0714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9650193f7958988ba8e30df0b61b05aae490c446301cf3d24c8a9744d6a0714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9650193f7958988ba8e30df0b61b05aae490c446301cf3d24c8a9744d6a0714", kill_on_drop: false }` [INFO] [stdout] f9650193f7958988ba8e30df0b61b05aae490c446301cf3d24c8a9744d6a0714 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e325456132ae6ce876062bd5914a35db21498c7e89c304916ccd7a12a2220cc [INFO] running `Command { std: "docker" "start" "-a" "7e325456132ae6ce876062bd5914a35db21498c7e89c304916ccd7a12a2220cc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling cc v1.0.102 [INFO] [stderr] Compiling syn v2.0.68 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking anstyle-parse v0.2.4 [INFO] [stderr] Checking object v0.36.1 [INFO] [stderr] Checking colorchoice v1.0.1 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Compiling serde_json v1.0.118 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking is_terminal_polyfill v1.70.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking anstyle-query v1.1.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Checking uuid v1.9.1 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking stderrlog v0.6.0 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking clap_builder v4.5.8 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Compiling test-case-core v3.3.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking exitcode v1.1.2 [INFO] [stderr] Checking sdd v0.2.0 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Compiling assert_cmd v2.0.14 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking predicates v3.1.0 [INFO] [stderr] Checking clap v4.5.8 [INFO] [stderr] Checking scc v2.1.1 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking bstr v1.9.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Compiling test-case-macros v3.3.1 [INFO] [stderr] Compiling serial_test_derive v3.1.1 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Checking serial_test v3.1.1 [INFO] [stderr] Checking test-case v3.3.1 [INFO] [stderr] Checking comfy-table v7.1.1 [INFO] [stderr] Checking serde_spanned v0.6.6 [INFO] [stderr] Checking toml_datetime v0.6.6 [INFO] [stderr] Checking os_info v3.8.2 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking toml_edit v0.22.14 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking toml v0.8.14 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking human-panic v2.0.0 [INFO] [stderr] Checking python-launcher v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin_include` [INFO] [stdout] --> src/lib.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 53 | #[cfg(not(tarpaulin_include))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin_include)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin_include` [INFO] [stdout] --> src/lib.rs:78:11 [INFO] [stdout] | [INFO] [stdout] 78 | #[cfg(not(tarpaulin_include))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin_include)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin_include` [INFO] [stdout] --> src/lib.rs:93:11 [INFO] [stdout] | [INFO] [stdout] 93 | #[cfg(not(tarpaulin_include))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin_include)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:342:5 [INFO] [stdout] | [INFO] [stdout] 340 | directories: impl IntoIterator, [INFO] [stdout] | ---------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 341 | ) -> impl Iterator { [INFO] [stdout] 342 | / directories [INFO] [stdout] 343 | | .into_iter() [INFO] [stdout] 344 | | .filter_map(|p| p.read_dir().ok()) // Filter to Ok(ReadDir). [INFO] [stdout] 345 | | .flatten() // Flatten out `for DirEntry in ReadDir`. [INFO] [stdout] 346 | | .filter_map(|e| e.ok()) // Filter to Ok(DirEntry). [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:344:25 [INFO] [stdout] | [INFO] [stdout] 344 | .filter_map(|p| p.read_dir().ok()) // Filter to Ok(ReadDir). [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `python-launcher` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7e325456132ae6ce876062bd5914a35db21498c7e89c304916ccd7a12a2220cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e325456132ae6ce876062bd5914a35db21498c7e89c304916ccd7a12a2220cc", kill_on_drop: false }` [INFO] [stdout] 7e325456132ae6ce876062bd5914a35db21498c7e89c304916ccd7a12a2220cc