[INFO] fetching crate os-id 2.0.2...
[INFO] testing os-id-2.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate os-id 2.0.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate os-id 2.0.2 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 os-id 2.0.2
[INFO] finished tweaking crates.io crate os-id 2.0.2
[INFO] tweaked toml for crates.io crate os-id 2.0.2 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded str-buf v2.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 4bd68ddb5510507b160be9d884ed7082fb670be95e9b7a0d60aa5d2ab9cf9db5
[INFO] running `Command { std: "docker" "start" "-a" "4bd68ddb5510507b160be9d884ed7082fb670be95e9b7a0d60aa5d2ab9cf9db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bd68ddb5510507b160be9d884ed7082fb670be95e9b7a0d60aa5d2ab9cf9db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd68ddb5510507b160be9d884ed7082fb670be95e9b7a0d60aa5d2ab9cf9db5", kill_on_drop: false }`
[INFO] [stdout] 4bd68ddb5510507b160be9d884ed7082fb670be95e9b7a0d60aa5d2ab9cf9db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] be0cc97a67f86918d31e21992cc76fb9378846c4f9ce6aea09b0274ae552a71b
[INFO] running `Command { std: "docker" "start" "-a" "be0cc97a67f86918d31e21992cc76fb9378846c4f9ce6aea09b0274ae552a71b", kill_on_drop: false }`
[INFO] [stderr]    Compiling os-id v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "be0cc97a67f86918d31e21992cc76fb9378846c4f9ce6aea09b0274ae552a71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be0cc97a67f86918d31e21992cc76fb9378846c4f9ce6aea09b0274ae552a71b", kill_on_drop: false }`
[INFO] [stdout] be0cc97a67f86918d31e21992cc76fb9378846c4f9ce6aea09b0274ae552a71b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] e46a153d9b9781a380e29b6af0345219e3299bbaf94188915f1ba8192d19dc93
[INFO] running `Command { std: "docker" "start" "-a" "e46a153d9b9781a380e29b6af0345219e3299bbaf94188915f1ba8192d19dc93", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling os-id v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "e46a153d9b9781a380e29b6af0345219e3299bbaf94188915f1ba8192d19dc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46a153d9b9781a380e29b6af0345219e3299bbaf94188915f1ba8192d19dc93", kill_on_drop: false }`
[INFO] [stdout] e46a153d9b9781a380e29b6af0345219e3299bbaf94188915f1ba8192d19dc93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 00e4a512a6bb1e1958aec638600328b0d4509298c96c6bf6a268ab198e45e4d3
[INFO] running `Command { std: "docker" "start" "-a" "00e4a512a6bb1e1958aec638600328b0d4509298c96c6bf6a268ab198e45e4d3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/os_id-1d67d664b2d7c308)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/process.rs (/opt/rustwide/target/debug/deps/process-3f6fdb386696b381)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/thread.rs (/opt/rustwide/target/debug/deps/thread-d280c4714191bbe7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests os-id
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_use_current_process ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_use_current_thread ... 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] [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" "00e4a512a6bb1e1958aec638600328b0d4509298c96c6bf6a268ab198e45e4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e4a512a6bb1e1958aec638600328b0d4509298c96c6bf6a268ab198e45e4d3", kill_on_drop: false }`
[INFO] [stdout] 00e4a512a6bb1e1958aec638600328b0d4509298c96c6bf6a268ab198e45e4d3