[INFO] fetching crate berk 0.1.0...
[INFO] testing berk-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate berk 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate berk 0.1.0 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 berk 0.1.0
[INFO] finished tweaking crates.io crate berk 0.1.0
[INFO] tweaked toml for crates.io crate berk 0.1.0 written to /workspace/builds/worker-23/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 010191f08f743ec2e53669885e63bfe4a2dc7c1ac20b82c84cf83134b83edf5c
[INFO] running `Command { std: "docker" "start" "-a" "010191f08f743ec2e53669885e63bfe4a2dc7c1ac20b82c84cf83134b83edf5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "010191f08f743ec2e53669885e63bfe4a2dc7c1ac20b82c84cf83134b83edf5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "010191f08f743ec2e53669885e63bfe4a2dc7c1ac20b82c84cf83134b83edf5c", kill_on_drop: false }`
[INFO] [stdout] 010191f08f743ec2e53669885e63bfe4a2dc7c1ac20b82c84cf83134b83edf5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] afc750b23adf4069da77ba9e1615504c033a6435e5ad6d55c03f327152b1a098
[INFO] running `Command { std: "docker" "start" "-a" "afc750b23adf4069da77ba9e1615504c033a6435e5ad6d55c03f327152b1a098", kill_on_drop: false }`
[INFO] [stderr]    Compiling berk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "afc750b23adf4069da77ba9e1615504c033a6435e5ad6d55c03f327152b1a098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc750b23adf4069da77ba9e1615504c033a6435e5ad6d55c03f327152b1a098", kill_on_drop: false }`
[INFO] [stdout] afc750b23adf4069da77ba9e1615504c033a6435e5ad6d55c03f327152b1a098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 83c657f5e78c7a334d397371ddb56bb4c719253853f9aedf8f2b16b861ce6aea
[INFO] running `Command { std: "docker" "start" "-a" "83c657f5e78c7a334d397371ddb56bb4c719253853f9aedf8f2b16b861ce6aea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling berk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "83c657f5e78c7a334d397371ddb56bb4c719253853f9aedf8f2b16b861ce6aea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c657f5e78c7a334d397371ddb56bb4c719253853f9aedf8f2b16b861ce6aea", kill_on_drop: false }`
[INFO] [stdout] 83c657f5e78c7a334d397371ddb56bb4c719253853f9aedf8f2b16b861ce6aea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 03297f50570d83b95a4f5a6926e861a46d134a43a4ecb8d3a65e9d01db3e42fa
[INFO] running `Command { std: "docker" "start" "-a" "03297f50570d83b95a4f5a6926e861a46d134a43a4ecb8d3a65e9d01db3e42fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/berk-238701a09828bcae)
[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" "03297f50570d83b95a4f5a6926e861a46d134a43a4ecb8d3a65e9d01db3e42fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03297f50570d83b95a4f5a6926e861a46d134a43a4ecb8d3a65e9d01db3e42fa", kill_on_drop: false }`
[INFO] [stdout] 03297f50570d83b95a4f5a6926e861a46d134a43a4ecb8d3a65e9d01db3e42fa