[INFO] fetching crate amen 0.0.3... [INFO] checking amen-0.0.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate amen 0.0.3 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate amen 0.0.3 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 crates.io crate amen 0.0.3 [INFO] finished tweaking crates.io crate amen 0.0.3 [INFO] tweaked toml for crates.io crate amen 0.0.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate amen 0.0.3 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c29a49e7c50c84442df170d6879b7948dffc9dd8913524b3024198d2b3ff5b1a [INFO] running `Command { std: "docker" "start" "-a" "c29a49e7c50c84442df170d6879b7948dffc9dd8913524b3024198d2b3ff5b1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c29a49e7c50c84442df170d6879b7948dffc9dd8913524b3024198d2b3ff5b1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c29a49e7c50c84442df170d6879b7948dffc9dd8913524b3024198d2b3ff5b1a", kill_on_drop: false }` [INFO] [stdout] c29a49e7c50c84442df170d6879b7948dffc9dd8913524b3024198d2b3ff5b1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a0f02448a7c75cea899bf4c105f528244ee32e26a59477a5192f66d417c1a3e5 [INFO] running `Command { std: "docker" "start" "-a" "a0f02448a7c75cea899bf4c105f528244ee32e26a59477a5192f66d417c1a3e5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.122 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking fid-rs v0.1.1 [INFO] [stderr] Checking louds-rs v0.4.0 [INFO] [stderr] Checking trie-rs v0.1.1 [INFO] [stderr] Checking amen v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `abbrev` is never read [INFO] [stdout] --> src/abbrev.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct AbbrevPhrase<'a> { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 5 | pub phrase: &'a str, [INFO] [stdout] 6 | pub abbrev: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:25:44 [INFO] [stdout] | [INFO] [stdout] 25 | .map_err(|err| AmenError::Internal(Box::new(err))); [INFO] [stdout] | --- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `amen` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `abbrev` is never read [INFO] [stdout] --> src/abbrev.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct AbbrevPhrase<'a> { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 5 | pub phrase: &'a str, [INFO] [stdout] 6 | pub abbrev: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:25:44 [INFO] [stdout] | [INFO] [stdout] 25 | .map_err(|err| AmenError::Internal(Box::new(err))); [INFO] [stdout] | --- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `amen` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "a0f02448a7c75cea899bf4c105f528244ee32e26a59477a5192f66d417c1a3e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0f02448a7c75cea899bf4c105f528244ee32e26a59477a5192f66d417c1a3e5", kill_on_drop: false }` [INFO] [stdout] a0f02448a7c75cea899bf4c105f528244ee32e26a59477a5192f66d417c1a3e5