[INFO] fetching crate headtail 0.4.0...
[INFO] checking headtail-0.4.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate headtail 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate headtail 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate headtail 0.4.0
[INFO] tweaked toml for crates.io crate headtail 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate headtail 0.4.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate headtail 0.4.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e0669cf2eda40687cbf8540ca6ba6484c213b6b12d05496d044b6438f06adae
[INFO] running `Command { std: "docker" "start" "-a" "1e0669cf2eda40687cbf8540ca6ba6484c213b6b12d05496d044b6438f06adae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e0669cf2eda40687cbf8540ca6ba6484c213b6b12d05496d044b6438f06adae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0669cf2eda40687cbf8540ca6ba6484c213b6b12d05496d044b6438f06adae", kill_on_drop: false }`
[INFO] [stdout] 1e0669cf2eda40687cbf8540ca6ba6484c213b6b12d05496d044b6438f06adae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb9c0a6e5c34a29137b88a63f946549e4b73f6d5a308c80d440e3abb9c6a21d8
[INFO] running `Command { std: "docker" "start" "-a" "eb9c0a6e5c34a29137b88a63f946549e4b73f6d5a308c80d440e3abb9c6a21d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking clap_builder v4.5.36
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]     Checking jiff v0.2.8
[INFO] [stderr]     Checking notify-types v2.0.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking notify v8.0.0
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking clap v4.5.36
[INFO] [stderr]     Checking headtail v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.05s
[INFO] running `Command { std: "docker" "inspect" "eb9c0a6e5c34a29137b88a63f946549e4b73f6d5a308c80d440e3abb9c6a21d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9c0a6e5c34a29137b88a63f946549e4b73f6d5a308c80d440e3abb9c6a21d8", kill_on_drop: false }`
[INFO] [stdout] eb9c0a6e5c34a29137b88a63f946549e4b73f6d5a308c80d440e3abb9c6a21d8