[INFO] fetching crate metrs 0.1.0...
[INFO] testing metrs-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate metrs 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate metrs 0.1.0
[INFO] finished tweaking crates.io crate metrs 0.1.0
[INFO] tweaked toml for crates.io crate metrs 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrs 0.1.0 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 metrs 0.1.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] a824f7e1ebf19e8e83ca2c9e585b6202eaa472982893fcbf54897609cc495c3e
[INFO] running `Command { std: "docker" "start" "-a" "a824f7e1ebf19e8e83ca2c9e585b6202eaa472982893fcbf54897609cc495c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a824f7e1ebf19e8e83ca2c9e585b6202eaa472982893fcbf54897609cc495c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a824f7e1ebf19e8e83ca2c9e585b6202eaa472982893fcbf54897609cc495c3e", kill_on_drop: false }`
[INFO] [stdout] a824f7e1ebf19e8e83ca2c9e585b6202eaa472982893fcbf54897609cc495c3e
[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] 87a300faa20e6f3758cf11359d4190b917853c29051aac277b87cbfad78bdd4c
[INFO] running `Command { std: "docker" "start" "-a" "87a300faa20e6f3758cf11359d4190b917853c29051aac277b87cbfad78bdd4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "87a300faa20e6f3758cf11359d4190b917853c29051aac277b87cbfad78bdd4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a300faa20e6f3758cf11359d4190b917853c29051aac277b87cbfad78bdd4c", kill_on_drop: false }`
[INFO] [stdout] 87a300faa20e6f3758cf11359d4190b917853c29051aac277b87cbfad78bdd4c
[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] c5d0ba3cfcd8abbe561e702a86bcbf0d961a7226b174e09c73ac4e190960c9c7
[INFO] running `Command { std: "docker" "start" "-a" "c5d0ba3cfcd8abbe561e702a86bcbf0d961a7226b174e09c73ac4e190960c9c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "c5d0ba3cfcd8abbe561e702a86bcbf0d961a7226b174e09c73ac4e190960c9c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5d0ba3cfcd8abbe561e702a86bcbf0d961a7226b174e09c73ac4e190960c9c7", kill_on_drop: false }`
[INFO] [stdout] c5d0ba3cfcd8abbe561e702a86bcbf0d961a7226b174e09c73ac4e190960c9c7
[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] 7c9251e33d1d8f344eaf5492d6e2e35d169de5b4e2458f64fd8e2854df6a092f
[INFO] running `Command { std: "docker" "start" "-a" "7c9251e33d1d8f344eaf5492d6e2e35d169de5b4e2458f64fd8e2854df6a092f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/metrs-a8189725cfbcfe4c)
[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" "7c9251e33d1d8f344eaf5492d6e2e35d169de5b4e2458f64fd8e2854df6a092f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9251e33d1d8f344eaf5492d6e2e35d169de5b4e2458f64fd8e2854df6a092f", kill_on_drop: false }`
[INFO] [stdout] 7c9251e33d1d8f344eaf5492d6e2e35d169de5b4e2458f64fd8e2854df6a092f