[INFO] fetching crate mortal 0.2.4... [INFO] checking mortal-0.2.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate mortal 0.2.4 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate mortal 0.2.4 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 mortal 0.2.4 [INFO] finished tweaking crates.io crate mortal 0.2.4 [INFO] tweaked toml for crates.io crate mortal 0.2.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate mortal 0.2.4 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] [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] 2db66a447e03ba8aab69d66a19498dda825c94a438a3957c2830485e508d33a8 [INFO] running `Command { std: "docker" "start" "-a" "2db66a447e03ba8aab69d66a19498dda825c94a438a3957c2830485e508d33a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2db66a447e03ba8aab69d66a19498dda825c94a438a3957c2830485e508d33a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2db66a447e03ba8aab69d66a19498dda825c94a438a3957c2830485e508d33a8", kill_on_drop: false }` [INFO] [stdout] 2db66a447e03ba8aab69d66a19498dda825c94a438a3957c2830485e508d33a8 [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] 98c36a9fc1b35cb293d12197c1fc41ee130b2a59a4f890ce1c7e49dae2ca9a04 [INFO] running `Command { std: "docker" "start" "-a" "98c36a9fc1b35cb293d12197c1fc41ee130b2a59a4f890ce1c7e49dae2ca9a04", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking bitflags v2.1.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking phf_shared v0.11.1 [INFO] [stderr] Checking smallstr v0.2.0 [INFO] [stderr] Checking phf v0.11.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling phf_generator v0.11.1 [INFO] [stderr] Compiling phf_codegen v0.11.1 [INFO] [stderr] Compiling terminfo v0.8.0 [INFO] [stderr] Checking mortal v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `(Result>, Result>)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/priv_util.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 51 | res: TryLockResult, res2: TryLockResult, f: F) [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | -> TryLockResult where F: FnOnce(T, U) -> R { [INFO] [stdout] 53 | match (res, res2) { [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 `(Result>, Result>)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/priv_util.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 51 | res: TryLockResult, res2: TryLockResult, f: F) [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | -> TryLockResult where F: FnOnce(T, U) -> R { [INFO] [stdout] 53 | match (res, res2) { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mortal` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mortal` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "98c36a9fc1b35cb293d12197c1fc41ee130b2a59a4f890ce1c7e49dae2ca9a04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98c36a9fc1b35cb293d12197c1fc41ee130b2a59a4f890ce1c7e49dae2ca9a04", kill_on_drop: false }` [INFO] [stdout] 98c36a9fc1b35cb293d12197c1fc41ee130b2a59a4f890ce1c7e49dae2ca9a04