[INFO] fetching crate rustbus 0.19.3... [INFO] checking rustbus-0.19.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate rustbus 0.19.3 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate rustbus 0.19.3 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 crates.io crate rustbus 0.19.3 [INFO] finished tweaking crates.io crate rustbus 0.19.3 [INFO] tweaked toml for crates.io crate rustbus 0.19.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate rustbus 0.19.3 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cd7537b61c67f976d77f89e7a144073110c9b5501dfaac18f7717353338e431a [INFO] running `Command { std: "docker" "start" "-a" "cd7537b61c67f976d77f89e7a144073110c9b5501dfaac18f7717353338e431a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd7537b61c67f976d77f89e7a144073110c9b5501dfaac18f7717353338e431a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd7537b61c67f976d77f89e7a144073110c9b5501dfaac18f7717353338e431a", kill_on_drop: false }` [INFO] [stdout] cd7537b61c67f976d77f89e7a144073110c9b5501dfaac18f7717353338e431a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0a94e66ac0d0e39658e3c01a2e663bef0b6beb4f72dc38f103de8781c5fd2504 [INFO] running `Command { std: "docker" "start" "-a" "0a94e66ac0d0e39658e3c01a2e663bef0b6beb4f72dc38f103de8781c5fd2504", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling thiserror v1.0.47 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Compiling serde_json v1.0.105 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking memchr v2.6.1 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking csv v1.2.2 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex-automata v0.3.7 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking regex v1.9.4 [INFO] [stderr] Compiling rustbus_derive v0.5.0 [INFO] [stderr] Compiling thiserror-impl v1.0.47 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Checking rustbus v0.19.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/params/conversion.rs:49:46 [INFO] [stdout] | [INFO] [stdout] 30 | impl<'a, 'e> Param<'a, 'e> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn as_slice(&'a self) -> Option<&'a [Param]> { [INFO] [stdout] | ^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `base::*` [INFO] [stdout] --> src/wire/marshal/traits.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use base::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `base::*` [INFO] [stdout] --> src/wire/unmarshal/traits.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use base::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/params/conversion.rs:49:46 [INFO] [stdout] | [INFO] [stdout] 30 | impl<'a, 'e> Param<'a, 'e> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn as_slice(&'a self) -> Option<&'a [Param]> { [INFO] [stdout] | ^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `base::*` [INFO] [stdout] --> src/wire/marshal/traits.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use base::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `base::*` [INFO] [stdout] --> src/wire/unmarshal/traits.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use base::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `MutexGuard<'_, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/wire/wrapper_types/unixfd.rs:261:13 [INFO] [stdout] | [INFO] [stdout] 230 | let fd = UnixFd::new(nix::unistd::dup(1).unwrap()); [INFO] [stdout] | -- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 261 | let result_iter = result.lock().unwrap(); [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: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustbus` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0a94e66ac0d0e39658e3c01a2e663bef0b6beb4f72dc38f103de8781c5fd2504", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a94e66ac0d0e39658e3c01a2e663bef0b6beb4f72dc38f103de8781c5fd2504", kill_on_drop: false }` [INFO] [stdout] 0a94e66ac0d0e39658e3c01a2e663bef0b6beb4f72dc38f103de8781c5fd2504