[INFO] fetching crate perfin 0.1.0...
[INFO] testing perfin-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate perfin 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate perfin 0.1.0
[INFO] finished tweaking crates.io crate perfin 0.1.0
[INFO] tweaked toml for crates.io crate perfin 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate perfin 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 perfin 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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c892bc62477815c9a24471e41f64f70d06e0eb733c7798768dd001fe13b757a1
[INFO] running `Command { std: "docker" "start" "-a" "c892bc62477815c9a24471e41f64f70d06e0eb733c7798768dd001fe13b757a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c892bc62477815c9a24471e41f64f70d06e0eb733c7798768dd001fe13b757a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c892bc62477815c9a24471e41f64f70d06e0eb733c7798768dd001fe13b757a1", kill_on_drop: false }`
[INFO] [stdout] c892bc62477815c9a24471e41f64f70d06e0eb733c7798768dd001fe13b757a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4410ae04a21a7d0351cb30aac8d638073f9a758492e55890d6a3dc16a3a13df9
[INFO] running `Command { std: "docker" "start" "-a" "4410ae04a21a7d0351cb30aac8d638073f9a758492e55890d6a3dc16a3a13df9", kill_on_drop: false }`
[INFO] [stderr]    Compiling perfin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4410ae04a21a7d0351cb30aac8d638073f9a758492e55890d6a3dc16a3a13df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4410ae04a21a7d0351cb30aac8d638073f9a758492e55890d6a3dc16a3a13df9", kill_on_drop: false }`
[INFO] [stdout] 4410ae04a21a7d0351cb30aac8d638073f9a758492e55890d6a3dc16a3a13df9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0d70283856fa6abd92f088eb47b826dcb6ae94a1fd3d118140928edd0d150f91
[INFO] running `Command { std: "docker" "start" "-a" "0d70283856fa6abd92f088eb47b826dcb6ae94a1fd3d118140928edd0d150f91", kill_on_drop: false }`
[INFO] [stderr]    Compiling perfin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "0d70283856fa6abd92f088eb47b826dcb6ae94a1fd3d118140928edd0d150f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d70283856fa6abd92f088eb47b826dcb6ae94a1fd3d118140928edd0d150f91", kill_on_drop: false }`
[INFO] [stdout] 0d70283856fa6abd92f088eb47b826dcb6ae94a1fd3d118140928edd0d150f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c3eed1517ed6d5b6987f09d041aec2e159afc403696a768d35ce27d4a3ff08c7
[INFO] running `Command { std: "docker" "start" "-a" "c3eed1517ed6d5b6987f09d041aec2e159afc403696a768d35ce27d4a3ff08c7", 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/perfin-d203eb794fc2f7ed)
[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" "c3eed1517ed6d5b6987f09d041aec2e159afc403696a768d35ce27d4a3ff08c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3eed1517ed6d5b6987f09d041aec2e159afc403696a768d35ce27d4a3ff08c7", kill_on_drop: false }`
[INFO] [stdout] c3eed1517ed6d5b6987f09d041aec2e159afc403696a768d35ce27d4a3ff08c7