[INFO] fetching crate par 0.0.0...
[INFO] testing par-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate par 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate par 0.0.0 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 par 0.0.0
[INFO] finished tweaking crates.io crate par 0.0.0
[INFO] tweaked toml for crates.io crate par 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d92b52f52bb5a548843126b0eb110f1c04ffbf6ddba6f75a3908126102d7ed32
[INFO] running `Command { std: "docker" "start" "-a" "d92b52f52bb5a548843126b0eb110f1c04ffbf6ddba6f75a3908126102d7ed32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d92b52f52bb5a548843126b0eb110f1c04ffbf6ddba6f75a3908126102d7ed32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92b52f52bb5a548843126b0eb110f1c04ffbf6ddba6f75a3908126102d7ed32", kill_on_drop: false }`
[INFO] [stdout] d92b52f52bb5a548843126b0eb110f1c04ffbf6ddba6f75a3908126102d7ed32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2de2b976c873a7ccab2a1c66d809b70328d9bed9acec24043200404a8b78b0ff
[INFO] running `Command { std: "docker" "start" "-a" "2de2b976c873a7ccab2a1c66d809b70328d9bed9acec24043200404a8b78b0ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling par v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "2de2b976c873a7ccab2a1c66d809b70328d9bed9acec24043200404a8b78b0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2de2b976c873a7ccab2a1c66d809b70328d9bed9acec24043200404a8b78b0ff", kill_on_drop: false }`
[INFO] [stdout] 2de2b976c873a7ccab2a1c66d809b70328d9bed9acec24043200404a8b78b0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f39099c3efd7fa767a7c5f1affb0486e9a469217a0b7e78a032d4dbf4fb19b53
[INFO] running `Command { std: "docker" "start" "-a" "f39099c3efd7fa767a7c5f1affb0486e9a469217a0b7e78a032d4dbf4fb19b53", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling par v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/par-cdf62b8146159ac0)
[INFO] running `Command { std: "docker" "inspect" "f39099c3efd7fa767a7c5f1affb0486e9a469217a0b7e78a032d4dbf4fb19b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f39099c3efd7fa767a7c5f1affb0486e9a469217a0b7e78a032d4dbf4fb19b53", kill_on_drop: false }`
[INFO] [stdout] f39099c3efd7fa767a7c5f1affb0486e9a469217a0b7e78a032d4dbf4fb19b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7912f7333eccb9d18b2bcbfe1fad1759046e7db8e870ddd1b078fbab55b5e3cd
[INFO] running `Command { std: "docker" "start" "-a" "7912f7333eccb9d18b2bcbfe1fad1759046e7db8e870ddd1b078fbab55b5e3cd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.79s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/par-cdf62b8146159ac0)
[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" "7912f7333eccb9d18b2bcbfe1fad1759046e7db8e870ddd1b078fbab55b5e3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7912f7333eccb9d18b2bcbfe1fad1759046e7db8e870ddd1b078fbab55b5e3cd", kill_on_drop: false }`
[INFO] [stdout] 7912f7333eccb9d18b2bcbfe1fad1759046e7db8e870ddd1b078fbab55b5e3cd