[INFO] fetching crate perftree 0.4.0...
[INFO] testing perftree-0.4.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate perftree 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate perftree 0.4.0
[INFO] finished tweaking crates.io crate perftree 0.4.0
[INFO] tweaked toml for crates.io crate perftree 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate perftree 0.4.0 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 perftree 0.4.0 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 50c6ecd9ccabbea2978ef6707b9c6171dd8b73bd2c9ddbdbca88d55afaf349c8
[INFO] running `Command { std: "docker" "start" "-a" "50c6ecd9ccabbea2978ef6707b9c6171dd8b73bd2c9ddbdbca88d55afaf349c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50c6ecd9ccabbea2978ef6707b9c6171dd8b73bd2c9ddbdbca88d55afaf349c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c6ecd9ccabbea2978ef6707b9c6171dd8b73bd2c9ddbdbca88d55afaf349c8", kill_on_drop: false }`
[INFO] [stdout] 50c6ecd9ccabbea2978ef6707b9c6171dd8b73bd2c9ddbdbca88d55afaf349c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c17430464c1ace66fe3e73d2d8fd2d2adc2968983a7f9a0a2a6fb791e40d7147
[INFO] running `Command { std: "docker" "start" "-a" "c17430464c1ace66fe3e73d2d8fd2d2adc2968983a7f9a0a2a6fb791e40d7147", kill_on_drop: false }`
[INFO] [stderr]    Compiling perftree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "c17430464c1ace66fe3e73d2d8fd2d2adc2968983a7f9a0a2a6fb791e40d7147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17430464c1ace66fe3e73d2d8fd2d2adc2968983a7f9a0a2a6fb791e40d7147", kill_on_drop: false }`
[INFO] [stdout] c17430464c1ace66fe3e73d2d8fd2d2adc2968983a7f9a0a2a6fb791e40d7147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 051b5a3c3b511904b18c58c5bbec232670ddf2da245351fee71efeddc40305c7
[INFO] running `Command { std: "docker" "start" "-a" "051b5a3c3b511904b18c58c5bbec232670ddf2da245351fee71efeddc40305c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling perftree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "051b5a3c3b511904b18c58c5bbec232670ddf2da245351fee71efeddc40305c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "051b5a3c3b511904b18c58c5bbec232670ddf2da245351fee71efeddc40305c7", kill_on_drop: false }`
[INFO] [stdout] 051b5a3c3b511904b18c58c5bbec232670ddf2da245351fee71efeddc40305c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8c3b52dae347c6a295d8f7d4587edb451f65eefed7c4cf6f51640138e03a8192
[INFO] running `Command { std: "docker" "start" "-a" "8c3b52dae347c6a295d8f7d4587edb451f65eefed7c4cf6f51640138e03a8192", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/perftree-c779f888ccc5e54d)
[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] [stderr]    Doc-tests perftree
[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" "8c3b52dae347c6a295d8f7d4587edb451f65eefed7c4cf6f51640138e03a8192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3b52dae347c6a295d8f7d4587edb451f65eefed7c4cf6f51640138e03a8192", kill_on_drop: false }`
[INFO] [stdout] 8c3b52dae347c6a295d8f7d4587edb451f65eefed7c4cf6f51640138e03a8192