[INFO] cloning repository https://github.com/ItzShiney/bar [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ItzShiney/bar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItzShiney%2Fbar", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItzShiney%2Fbar'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f5e41a481a39c549eec134fdec69d95624a55b3 [INFO] checking ItzShiney/bar/2f5e41a481a39c549eec134fdec69d95624a55b3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FItzShiney%2Fbar" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ItzShiney/bar on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ItzShiney/bar [INFO] finished tweaking git repo https://github.com/ItzShiney/bar [INFO] tweaked toml for git repo https://github.com/ItzShiney/bar written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ItzShiney/bar 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 609dac1b83f9c26d02267a86e295aabbaba17f24e3cf14ea139bc24f61726420 [INFO] running `Command { std: "docker" "start" "-a" "609dac1b83f9c26d02267a86e295aabbaba17f24e3cf14ea139bc24f61726420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "609dac1b83f9c26d02267a86e295aabbaba17f24e3cf14ea139bc24f61726420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "609dac1b83f9c26d02267a86e295aabbaba17f24e3cf14ea139bc24f61726420", kill_on_drop: false }` [INFO] [stdout] 609dac1b83f9c26d02267a86e295aabbaba17f24e3cf14ea139bc24f61726420 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c51a789413424e288b05a2cd1c073d4ab186803975dbcf5e8340ab20f1508ba [INFO] running `Command { std: "docker" "start" "-a" "7c51a789413424e288b05a2cd1c073d4ab186803975dbcf5e8340ab20f1508ba", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Compiling enum-as-inner v0.6.0 [INFO] [stderr] Checking bar v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Ref<'_, value::Value<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/vm/instructions.rs:284:13 [INFO] [stdout] | [INFO] [stdout] 283 | fn as_number(arg: GcValue) -> f64 { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 284 | arg.borrow() [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: this value of type `Ref<'_, value::Value<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/vm/instructions.rs:291:13 [INFO] [stdout] | [INFO] [stdout] 290 | fn as_size(arg: GcValue) -> usize { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 291 | arg.borrow().as_size().expect("expected a size") [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: this value of type `Ref<'_, value::Value<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/vm/instructions.rs:295:13 [INFO] [stdout] | [INFO] [stdout] 294 | fn as_index(arg: GcValue) -> usize { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 295 | arg.borrow().as_index().expect("expected an index") [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] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct UnknownVariable<'code>(VarIdent<'code>); [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `UnknownVariable` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bar` (lib test) due to 4 previous errors; 1 warning emitted [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Ref<'_, value::Value<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/vm/instructions.rs:284:13 [INFO] [stdout] | [INFO] [stdout] 283 | fn as_number(arg: GcValue) -> f64 { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 284 | arg.borrow() [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: this value of type `Ref<'_, value::Value<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/vm/instructions.rs:291:13 [INFO] [stdout] | [INFO] [stdout] 290 | fn as_size(arg: GcValue) -> usize { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 291 | arg.borrow().as_size().expect("expected a size") [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: this value of type `Ref<'_, value::Value<'_>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/vm/instructions.rs:295:13 [INFO] [stdout] | [INFO] [stdout] 294 | fn as_index(arg: GcValue) -> usize { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 295 | arg.borrow().as_index().expect("expected an index") [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] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct UnknownVariable<'code>(VarIdent<'code>); [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `UnknownVariable` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bar` (lib) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "7c51a789413424e288b05a2cd1c073d4ab186803975dbcf5e8340ab20f1508ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c51a789413424e288b05a2cd1c073d4ab186803975dbcf5e8340ab20f1508ba", kill_on_drop: false }` [INFO] [stdout] 7c51a789413424e288b05a2cd1c073d4ab186803975dbcf5e8340ab20f1508ba