[INFO] fetching crate los 0.1.1...
[INFO] testing los-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate los 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate los 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate los 0.1.1
[INFO] finished tweaking crates.io crate los 0.1.1
[INFO] tweaked toml for crates.io crate los 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93a58697f747b2444c64974839e3f07d93666bbbd640a41e78b613eba7ff1568
[INFO] running `Command { std: "docker" "start" "-a" "93a58697f747b2444c64974839e3f07d93666bbbd640a41e78b613eba7ff1568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93a58697f747b2444c64974839e3f07d93666bbbd640a41e78b613eba7ff1568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a58697f747b2444c64974839e3f07d93666bbbd640a41e78b613eba7ff1568", kill_on_drop: false }`
[INFO] [stdout] 93a58697f747b2444c64974839e3f07d93666bbbd640a41e78b613eba7ff1568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 986080cd5abb1e7941b5698ab7bebd767727b71893d72009f5acd4b9f49f0aae
[INFO] running `Command { std: "docker" "start" "-a" "986080cd5abb1e7941b5698ab7bebd767727b71893d72009f5acd4b9f49f0aae", kill_on_drop: false }`
[INFO] [stderr]    Compiling los v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "986080cd5abb1e7941b5698ab7bebd767727b71893d72009f5acd4b9f49f0aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986080cd5abb1e7941b5698ab7bebd767727b71893d72009f5acd4b9f49f0aae", kill_on_drop: false }`
[INFO] [stdout] 986080cd5abb1e7941b5698ab7bebd767727b71893d72009f5acd4b9f49f0aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed95372dcff42f4c985f2fc690db16977d59db0ce77174a057ff0e0a7870efbc
[INFO] running `Command { std: "docker" "start" "-a" "ed95372dcff42f4c985f2fc690db16977d59db0ce77174a057ff0e0a7870efbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling los v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.82s
[INFO] running `Command { std: "docker" "inspect" "ed95372dcff42f4c985f2fc690db16977d59db0ce77174a057ff0e0a7870efbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed95372dcff42f4c985f2fc690db16977d59db0ce77174a057ff0e0a7870efbc", kill_on_drop: false }`
[INFO] [stdout] ed95372dcff42f4c985f2fc690db16977d59db0ce77174a057ff0e0a7870efbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61095257f1b9a4a0a9ab7a19b43fa156816a8580cb1c592adb0a16958a630bb4
[INFO] running `Command { std: "docker" "start" "-a" "61095257f1b9a4a0a9ab7a19b43fa156816a8580cb1c592adb0a16958a630bb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/los-e924367fa5fe9fed)
[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 los
[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" "61095257f1b9a4a0a9ab7a19b43fa156816a8580cb1c592adb0a16958a630bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61095257f1b9a4a0a9ab7a19b43fa156816a8580cb1c592adb0a16958a630bb4", kill_on_drop: false }`
[INFO] [stdout] 61095257f1b9a4a0a9ab7a19b43fa156816a8580cb1c592adb0a16958a630bb4