[INFO] fetching crate dumbo 0.1.0...
[INFO] testing dumbo-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate dumbo 0.1.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate dumbo 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dumbo 0.1.0
[INFO] finished tweaking crates.io crate dumbo 0.1.0
[INFO] tweaked toml for crates.io crate dumbo 0.1.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate crates.io crate dumbo 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 219f278a2f23b810f7d68e483f9fa0bf471fcc9a846c5d2ad54209a5649f8ae4
[INFO] running `Command { std: "docker" "start" "-a" "219f278a2f23b810f7d68e483f9fa0bf471fcc9a846c5d2ad54209a5649f8ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219f278a2f23b810f7d68e483f9fa0bf471fcc9a846c5d2ad54209a5649f8ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219f278a2f23b810f7d68e483f9fa0bf471fcc9a846c5d2ad54209a5649f8ae4", kill_on_drop: false }`
[INFO] [stdout] 219f278a2f23b810f7d68e483f9fa0bf471fcc9a846c5d2ad54209a5649f8ae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91a8fb2279b0a0c4d47c623c2020d0a784704e15304a1f50552d9273259c089e
[INFO] running `Command { std: "docker" "start" "-a" "91a8fb2279b0a0c4d47c623c2020d0a784704e15304a1f50552d9273259c089e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dumbo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "91a8fb2279b0a0c4d47c623c2020d0a784704e15304a1f50552d9273259c089e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91a8fb2279b0a0c4d47c623c2020d0a784704e15304a1f50552d9273259c089e", kill_on_drop: false }`
[INFO] [stdout] 91a8fb2279b0a0c4d47c623c2020d0a784704e15304a1f50552d9273259c089e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2bd56dd61f8169330dec13e419e2c45e600fdf9aad726e66fc777f3c3f4c616
[INFO] running `Command { std: "docker" "start" "-a" "b2bd56dd61f8169330dec13e419e2c45e600fdf9aad726e66fc777f3c3f4c616", kill_on_drop: false }`
[INFO] [stderr]    Compiling dumbo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/dumbo-1898439971badae8)
[INFO] running `Command { std: "docker" "inspect" "b2bd56dd61f8169330dec13e419e2c45e600fdf9aad726e66fc777f3c3f4c616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2bd56dd61f8169330dec13e419e2c45e600fdf9aad726e66fc777f3c3f4c616", kill_on_drop: false }`
[INFO] [stdout] b2bd56dd61f8169330dec13e419e2c45e600fdf9aad726e66fc777f3c3f4c616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 709c08ab97ba3ee562cfe2a23eb456148c5a82f79642a1876379ab2e038205b6
[INFO] running `Command { std: "docker" "start" "-a" "709c08ab97ba3ee562cfe2a23eb456148c5a82f79642a1876379ab2e038205b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dumbo-1898439971badae8)
[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" "709c08ab97ba3ee562cfe2a23eb456148c5a82f79642a1876379ab2e038205b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709c08ab97ba3ee562cfe2a23eb456148c5a82f79642a1876379ab2e038205b6", kill_on_drop: false }`
[INFO] [stdout] 709c08ab97ba3ee562cfe2a23eb456148c5a82f79642a1876379ab2e038205b6