[INFO] fetching crate perfer 0.1.2...
[INFO] testing perfer-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate perfer 0.1.2 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate perfer 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_complete v4.5.1
[INFO] [stderr]   Downloaded clap v4.5.2
[INFO] [stderr]   Downloaded wait4 v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae271e25c34200219e725db518b6c3d96c2619c257363263537773eafe35dcb8
[INFO] running `Command { std: "docker" "start" "-a" "ae271e25c34200219e725db518b6c3d96c2619c257363263537773eafe35dcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae271e25c34200219e725db518b6c3d96c2619c257363263537773eafe35dcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae271e25c34200219e725db518b6c3d96c2619c257363263537773eafe35dcb8", kill_on_drop: false }`
[INFO] [stdout] ae271e25c34200219e725db518b6c3d96c2619c257363263537773eafe35dcb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 518c14e5a3d8d419db3c1e791de1d554f4f80fac6100076b75df24718423c0a3
[INFO] running `Command { std: "docker" "start" "-a" "518c14e5a3d8d419db3c1e791de1d554f4f80fac6100076b75df24718423c0a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling strsim v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling wait4 v0.1.3
[INFO] [stderr]    Compiling clap_builder v4.5.2
[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 8.84s
[INFO] running `Command { std: "docker" "inspect" "518c14e5a3d8d419db3c1e791de1d554f4f80fac6100076b75df24718423c0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518c14e5a3d8d419db3c1e791de1d554f4f80fac6100076b75df24718423c0a3", kill_on_drop: false }`
[INFO] [stdout] 518c14e5a3d8d419db3c1e791de1d554f4f80fac6100076b75df24718423c0a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f91eb4aed217bcb54b58b50cf9cd6de923c5f051e9ab0d01b483a90ff6f59ba7
[INFO] running `Command { std: "docker" "start" "-a" "f91eb4aed217bcb54b58b50cf9cd6de923c5f051e9ab0d01b483a90ff6f59ba7", kill_on_drop: false }`
[INFO] [stderr]    Compiling perfer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "f91eb4aed217bcb54b58b50cf9cd6de923c5f051e9ab0d01b483a90ff6f59ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91eb4aed217bcb54b58b50cf9cd6de923c5f051e9ab0d01b483a90ff6f59ba7", kill_on_drop: false }`
[INFO] [stdout] f91eb4aed217bcb54b58b50cf9cd6de923c5f051e9ab0d01b483a90ff6f59ba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b73c5aa59a9f66800a414565b7110625852f4e45b1f18a084e97144b50900cd
[INFO] running `Command { std: "docker" "start" "-a" "0b73c5aa59a9f66800a414565b7110625852f4e45b1f18a084e97144b50900cd", 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-b6a8342cb4ae9dc8)
[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" "0b73c5aa59a9f66800a414565b7110625852f4e45b1f18a084e97144b50900cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b73c5aa59a9f66800a414565b7110625852f4e45b1f18a084e97144b50900cd", kill_on_drop: false }`
[INFO] [stdout] 0b73c5aa59a9f66800a414565b7110625852f4e45b1f18a084e97144b50900cd