[INFO] fetching crate mainframe 1.0.1...
[INFO] checking mainframe-1.0.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate mainframe 1.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mainframe 1.0.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mainframe 1.0.1
[INFO] finished tweaking crates.io crate mainframe 1.0.1
[INFO] tweaked toml for crates.io crate mainframe 1.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate mainframe 1.0.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b6df054410b485292a61655f09f707a2e49837ae11e84e3179d710bedc12613
[INFO] running `Command { std: "docker" "start" "-a" "7b6df054410b485292a61655f09f707a2e49837ae11e84e3179d710bedc12613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b6df054410b485292a61655f09f707a2e49837ae11e84e3179d710bedc12613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6df054410b485292a61655f09f707a2e49837ae11e84e3179d710bedc12613", kill_on_drop: false }`
[INFO] [stdout] 7b6df054410b485292a61655f09f707a2e49837ae11e84e3179d710bedc12613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 085ba8650e773c337d52e3bef54cf1ca8f1b5623643de8c213674fdf1f8a6aca
[INFO] running `Command { std: "docker" "start" "-a" "085ba8650e773c337d52e3bef54cf1ca8f1b5623643de8c213674fdf1f8a6aca", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking clap_builder v4.5.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking nvml-wrapper-sys v0.8.0
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking human_bytes v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking lru v0.12.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking systemstat v0.2.3
[INFO] [stderr]    Compiling darling_core v0.20.5
[INFO] [stderr]     Checking sysinfo v0.30.5
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]     Checking better-panic v0.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.20.5
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking ratatui v0.25.0
[INFO] [stderr]    Compiling darling v0.20.5
[INFO] [stderr]    Compiling wrapcenum-derive v0.4.1
[INFO] [stderr]     Checking clap v4.5.0
[INFO] [stderr]     Checking nvml-wrapper v0.10.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking mainframe v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.52s
[INFO] running `Command { std: "docker" "inspect" "085ba8650e773c337d52e3bef54cf1ca8f1b5623643de8c213674fdf1f8a6aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085ba8650e773c337d52e3bef54cf1ca8f1b5623643de8c213674fdf1f8a6aca", kill_on_drop: false }`
[INFO] [stdout] 085ba8650e773c337d52e3bef54cf1ca8f1b5623643de8c213674fdf1f8a6aca