[INFO] fetching crate final 0.1.0...
[INFO] testing final-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate final 0.1.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate final 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate final 0.1.0
[INFO] finished tweaking crates.io crate final 0.1.0
[INFO] tweaked toml for crates.io crate final 0.1.0 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bffbd1e18ced4e1a1c2c6e77236f87f8511515b45b4cc751b30347f23a00c0e5
[INFO] running `Command { std: "docker" "start" "-a" "bffbd1e18ced4e1a1c2c6e77236f87f8511515b45b4cc751b30347f23a00c0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bffbd1e18ced4e1a1c2c6e77236f87f8511515b45b4cc751b30347f23a00c0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bffbd1e18ced4e1a1c2c6e77236f87f8511515b45b4cc751b30347f23a00c0e5", kill_on_drop: false }`
[INFO] [stdout] bffbd1e18ced4e1a1c2c6e77236f87f8511515b45b4cc751b30347f23a00c0e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 035333286cd0e0fd3193389c492ab199cf87bbc73afd9b608e17da22e956d181
[INFO] running `Command { std: "docker" "start" "-a" "035333286cd0e0fd3193389c492ab199cf87bbc73afd9b608e17da22e956d181", kill_on_drop: false }`
[INFO] [stderr]    Compiling final v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "035333286cd0e0fd3193389c492ab199cf87bbc73afd9b608e17da22e956d181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "035333286cd0e0fd3193389c492ab199cf87bbc73afd9b608e17da22e956d181", kill_on_drop: false }`
[INFO] [stdout] 035333286cd0e0fd3193389c492ab199cf87bbc73afd9b608e17da22e956d181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85177832c1489388406d27cdf7fb98f855ef9e0f220e60fdfa21d5c2047fc78b
[INFO] running `Command { std: "docker" "start" "-a" "85177832c1489388406d27cdf7fb98f855ef9e0f220e60fdfa21d5c2047fc78b", kill_on_drop: false }`
[INFO] [stderr]    Compiling final v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "85177832c1489388406d27cdf7fb98f855ef9e0f220e60fdfa21d5c2047fc78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85177832c1489388406d27cdf7fb98f855ef9e0f220e60fdfa21d5c2047fc78b", kill_on_drop: false }`
[INFO] [stdout] 85177832c1489388406d27cdf7fb98f855ef9e0f220e60fdfa21d5c2047fc78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a135635ee2435263e760bcaccb79da8925e75cabce5532f2feda651c56596749
[INFO] running `Command { std: "docker" "start" "-a" "a135635ee2435263e760bcaccb79da8925e75cabce5532f2feda651c56596749", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/final-52f372ac8120c8a9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests final
[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] [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" "a135635ee2435263e760bcaccb79da8925e75cabce5532f2feda651c56596749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a135635ee2435263e760bcaccb79da8925e75cabce5532f2feda651c56596749", kill_on_drop: false }`
[INFO] [stdout] a135635ee2435263e760bcaccb79da8925e75cabce5532f2feda651c56596749