[INFO] fetching crate perfer 0.1.2...
[INFO] testing perfer-0.1.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate perfer 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate perfer 0.1.2
[INFO] finished tweaking crates.io crate perfer 0.1.2
[INFO] tweaked toml for crates.io crate perfer 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate perfer 0.1.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate perfer 0.1.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wait4 v0.1.3
[INFO] [stderr]   Downloaded colored v2.1.0
[INFO] [stderr]   Downloaded clap v4.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb97c305fdaeb0ea4103eb8f47c2191b27923293402332f262f91a3849e835a7
[INFO] running `Command { std: "docker" "start" "-a" "bb97c305fdaeb0ea4103eb8f47c2191b27923293402332f262f91a3849e835a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb97c305fdaeb0ea4103eb8f47c2191b27923293402332f262f91a3849e835a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb97c305fdaeb0ea4103eb8f47c2191b27923293402332f262f91a3849e835a7", kill_on_drop: false }`
[INFO] [stdout] bb97c305fdaeb0ea4103eb8f47c2191b27923293402332f262f91a3849e835a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fa623276089da6892b5c3d650d943ab9c1e1a8d4eb75e271bba490d15bb0841
[INFO] running `Command { std: "docker" "start" "-a" "6fa623276089da6892b5c3d650d943ab9c1e1a8d4eb75e271bba490d15bb0841", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling wait4 v0.1.3
[INFO] [stderr]    Compiling clap v4.5.2
[INFO] [stderr]    Compiling clap_complete v4.5.1
[INFO] [stderr]    Compiling perfer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "6fa623276089da6892b5c3d650d943ab9c1e1a8d4eb75e271bba490d15bb0841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa623276089da6892b5c3d650d943ab9c1e1a8d4eb75e271bba490d15bb0841", kill_on_drop: false }`
[INFO] [stdout] 6fa623276089da6892b5c3d650d943ab9c1e1a8d4eb75e271bba490d15bb0841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a95d8d66563854c7734fbf0aa45e677a855744cf7d8842a75b60eaa64fa43db
[INFO] running `Command { std: "docker" "start" "-a" "2a95d8d66563854c7734fbf0aa45e677a855744cf7d8842a75b60eaa64fa43db", kill_on_drop: false }`
[INFO] [stderr]    Compiling perfer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "2a95d8d66563854c7734fbf0aa45e677a855744cf7d8842a75b60eaa64fa43db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a95d8d66563854c7734fbf0aa45e677a855744cf7d8842a75b60eaa64fa43db", kill_on_drop: false }`
[INFO] [stdout] 2a95d8d66563854c7734fbf0aa45e677a855744cf7d8842a75b60eaa64fa43db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc909fd2f023effb5f1d97443676e00aebbf919da7ee7adfdf46ea2fcaf45671
[INFO] running `Command { std: "docker" "start" "-a" "dc909fd2f023effb5f1d97443676e00aebbf919da7ee7adfdf46ea2fcaf45671", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/perfer-08be4a2896de2fda)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc909fd2f023effb5f1d97443676e00aebbf919da7ee7adfdf46ea2fcaf45671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc909fd2f023effb5f1d97443676e00aebbf919da7ee7adfdf46ea2fcaf45671", kill_on_drop: false }`
[INFO] [stdout] dc909fd2f023effb5f1d97443676e00aebbf919da7ee7adfdf46ea2fcaf45671