[INFO] fetching crate gcode-serial 0.1.4... [INFO] checking gcode-serial-0.1.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate gcode-serial 0.1.4 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate gcode-serial 0.1.4 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 gcode-serial 0.1.4 [INFO] finished tweaking crates.io crate gcode-serial 0.1.4 [INFO] tweaked toml for crates.io crate gcode-serial 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 54 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding event-listener v2.5.3 (available: v5.3.1) [INFO] [stderr] Adding heck v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding nix v0.26.4 (available: v0.29.0) [INFO] [stderr] Adding strum v0.24.1 (available: v0.26.3) [INFO] [stderr] Adding strum_macros v0.24.3 (available: v0.26.4) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 321f195b532c2371035ffeba080797b39ee70c5039053a189e00d03466cea8a8 [INFO] running `Command { std: "docker" "start" "-a" "321f195b532c2371035ffeba080797b39ee70c5039053a189e00d03466cea8a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "321f195b532c2371035ffeba080797b39ee70c5039053a189e00d03466cea8a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "321f195b532c2371035ffeba080797b39ee70c5039053a189e00d03466cea8a8", kill_on_drop: false }` [INFO] [stdout] 321f195b532c2371035ffeba080797b39ee70c5039053a189e00d03466cea8a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 27dd03ba9555214ce7c5a44d77262250d93014a865f88dea553ce29223783493 [INFO] running `Command { std: "docker" "start" "-a" "27dd03ba9555214ce7c5a44d77262250d93014a865f88dea553ce29223783493", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking unescaper v0.1.5 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling strum_macros v0.24.3 [INFO] [stderr] Checking serialport v4.5.1 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Checking gcode-serial v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.31s [INFO] running `Command { std: "docker" "inspect" "27dd03ba9555214ce7c5a44d77262250d93014a865f88dea553ce29223783493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27dd03ba9555214ce7c5a44d77262250d93014a865f88dea553ce29223783493", kill_on_drop: false }` [INFO] [stdout] 27dd03ba9555214ce7c5a44d77262250d93014a865f88dea553ce29223783493