[INFO] fetching crate utmp-classic 0.1.6...
[INFO] checking utmp-classic-0.1.6 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate utmp-classic 0.1.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate utmp-classic 0.1.6 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utmp-classic 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate utmp-classic 0.1.6
[INFO] tweaked toml for crates.io crate utmp-classic 0.1.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate utmp-classic 0.1.6 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy-derive v0.7.34
[INFO] [stderr]   Downloaded utmp-classic-raw v0.1.3
[INFO] [stderr]   Downloaded anyhow v1.0.85
[INFO] [stderr]   Downloaded syn v2.0.64
[INFO] [stderr]   Downloaded zerocopy v0.7.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e685f3ca9d9735e411c3e67c7c75df8fd884582949fc6163f4ebee053c91d2bb
[INFO] running `Command { std: "docker" "start" "-a" "e685f3ca9d9735e411c3e67c7c75df8fd884582949fc6163f4ebee053c91d2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e685f3ca9d9735e411c3e67c7c75df8fd884582949fc6163f4ebee053c91d2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e685f3ca9d9735e411c3e67c7c75df8fd884582949fc6163f4ebee053c91d2bb", kill_on_drop: false }`
[INFO] [stdout] e685f3ca9d9735e411c3e67c7c75df8fd884582949fc6163f4ebee053c91d2bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32ca1b04d496b027263e631bc7e956c07b10430a857325bd49ec74575b793fdf
[INFO] running `Command { std: "docker" "start" "-a" "32ca1b04d496b027263e631bc7e956c07b10430a857325bd49ec74575b793fdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling anyhow v1.0.85
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]    Compiling zerocopy-derive v0.7.34
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking thiserror v1.0.61
[INFO] [stderr]     Checking utmp-classic-raw v0.1.3
[INFO] [stderr]     Checking utmp-classic v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Utmp64Parser` and `parse_from_path`
[INFO] [stdout]  --> tests/basic.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use utmp_classic::{parse_from_path, Utmp32Parser, Utmp64Parser, UtmpEntry};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ByteReader` is never constructed
[INFO] [stdout]   --> tests/basic.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct ByteReader<R>(R);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "32ca1b04d496b027263e631bc7e956c07b10430a857325bd49ec74575b793fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ca1b04d496b027263e631bc7e956c07b10430a857325bd49ec74575b793fdf", kill_on_drop: false }`
[INFO] [stdout] 32ca1b04d496b027263e631bc7e956c07b10430a857325bd49ec74575b793fdf