[INFO] fetching crate regression 0.0.1...
[INFO] testing regression-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate regression 0.0.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate regression 0.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regression 0.0.1
[INFO] finished tweaking crates.io crate regression 0.0.1
[INFO] tweaked toml for crates.io crate regression 0.0.1 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e396205bf88af069a1edcd16181e1e70987c4c0c87fb1d1ca1815c1a76aa1b1f
[INFO] running `Command { std: "docker" "start" "-a" "e396205bf88af069a1edcd16181e1e70987c4c0c87fb1d1ca1815c1a76aa1b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e396205bf88af069a1edcd16181e1e70987c4c0c87fb1d1ca1815c1a76aa1b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e396205bf88af069a1edcd16181e1e70987c4c0c87fb1d1ca1815c1a76aa1b1f", kill_on_drop: false }`
[INFO] [stdout] e396205bf88af069a1edcd16181e1e70987c4c0c87fb1d1ca1815c1a76aa1b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be218cbff10de05a12ace863e7b12d6bb3bdd251d98aa49b63cb2d8feaab3de7
[INFO] running `Command { std: "docker" "start" "-a" "be218cbff10de05a12ace863e7b12d6bb3bdd251d98aa49b63cb2d8feaab3de7", kill_on_drop: false }`
[INFO] [stderr]    Compiling regression v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "be218cbff10de05a12ace863e7b12d6bb3bdd251d98aa49b63cb2d8feaab3de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be218cbff10de05a12ace863e7b12d6bb3bdd251d98aa49b63cb2d8feaab3de7", kill_on_drop: false }`
[INFO] [stdout] be218cbff10de05a12ace863e7b12d6bb3bdd251d98aa49b63cb2d8feaab3de7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13d4abd8395595934d7df0c21cafd54d3a9d12c1dff8b37e62634167245ad447
[INFO] running `Command { std: "docker" "start" "-a" "13d4abd8395595934d7df0c21cafd54d3a9d12c1dff8b37e62634167245ad447", kill_on_drop: false }`
[INFO] [stderr]    Compiling regression v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "13d4abd8395595934d7df0c21cafd54d3a9d12c1dff8b37e62634167245ad447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d4abd8395595934d7df0c21cafd54d3a9d12c1dff8b37e62634167245ad447", kill_on_drop: false }`
[INFO] [stdout] 13d4abd8395595934d7df0c21cafd54d3a9d12c1dff8b37e62634167245ad447
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a9b426f8e2839c2727fc7624eba9666d243d84ef6912131423ada2e2f125bb7
[INFO] running `Command { std: "docker" "start" "-a" "5a9b426f8e2839c2727fc7624eba9666d243d84ef6912131423ada2e2f125bb7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/regression-8f5fc69838bd1bfa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regression
[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" "5a9b426f8e2839c2727fc7624eba9666d243d84ef6912131423ada2e2f125bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9b426f8e2839c2727fc7624eba9666d243d84ef6912131423ada2e2f125bb7", kill_on_drop: false }`
[INFO] [stdout] 5a9b426f8e2839c2727fc7624eba9666d243d84ef6912131423ada2e2f125bb7