[INFO] fetching crate unsafe-io 0.9.1...
[INFO] testing unsafe-io-0.9.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate unsafe-io 0.9.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate unsafe-io 0.9.1 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 unsafe-io 0.9.1
[INFO] finished tweaking crates.io crate unsafe-io 0.9.1
[INFO] tweaked toml for crates.io crate unsafe-io 0.9.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate unsafe-io 0.9.1 already has a lockfile, it will not be regenerated
[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 semver v1.0.4
[INFO] [stderr]   Downloaded async-process v1.2.0
[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded rustc_version v0.4.0
[INFO] [stderr]   Downloaded async-std v1.9.0
[INFO] [stderr]   Downloaded io-lifetimes v0.3.0
[INFO] [stderr]   Downloaded tokio v1.10.0
[INFO] [stderr]   Downloaded libc v0.2.100
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 604e65efae6dd40caad8a99ed60a7aa8f107ab0a2570469005a93782790e5258
[INFO] running `Command { std: "docker" "start" "-a" "604e65efae6dd40caad8a99ed60a7aa8f107ab0a2570469005a93782790e5258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "604e65efae6dd40caad8a99ed60a7aa8f107ab0a2570469005a93782790e5258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604e65efae6dd40caad8a99ed60a7aa8f107ab0a2570469005a93782790e5258", kill_on_drop: false }`
[INFO] [stdout] 604e65efae6dd40caad8a99ed60a7aa8f107ab0a2570469005a93782790e5258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bd46a2f0db5758a93dc14c2e62d88cb1b3323c41c676d209068250ffc71e4715
[INFO] running `Command { std: "docker" "start" "-a" "bd46a2f0db5758a93dc14c2e62d88cb1b3323c41c676d209068250ffc71e4715", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v0.3.0
[INFO] [stderr]    Compiling unsafe-io v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "bd46a2f0db5758a93dc14c2e62d88cb1b3323c41c676d209068250ffc71e4715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd46a2f0db5758a93dc14c2e62d88cb1b3323c41c676d209068250ffc71e4715", kill_on_drop: false }`
[INFO] [stdout] bd46a2f0db5758a93dc14c2e62d88cb1b3323c41c676d209068250ffc71e4715
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9ae785b6aa77ebf5c3cbc351f29c9258c1e6b7b74d966b89bfc8c37629b1fcf7
[INFO] running `Command { std: "docker" "start" "-a" "9ae785b6aa77ebf5c3cbc351f29c9258c1e6b7b74d966b89bfc8c37629b1fcf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsafe-io v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "9ae785b6aa77ebf5c3cbc351f29c9258c1e6b7b74d966b89bfc8c37629b1fcf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae785b6aa77ebf5c3cbc351f29c9258c1e6b7b74d966b89bfc8c37629b1fcf7", kill_on_drop: false }`
[INFO] [stdout] 9ae785b6aa77ebf5c3cbc351f29c9258c1e6b7b74d966b89bfc8c37629b1fcf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4fef336aea7f47dfa52b83e90d679fd9f804d36f93d83ef3a8fd62b3ba7f9224
[INFO] running `Command { std: "docker" "start" "-a" "4fef336aea7f47dfa52b83e90d679fd9f804d36f93d83ef3a8fd62b3ba7f9224", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unsafe_io-dca900d0de4314ae)
[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] [stderr]      Running tests/api.rs (/opt/rustwide/target/debug/deps/api-7236034e5c8d381b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test eq ... ok
[INFO] [stdout] test read_write ... ok
[INFO] [stdout] test likes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/os_pipe.rs (/opt/rustwide/target/debug/deps/os_pipe-5c09d4627f729603)
[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] [stderr]      Running tests/tcp_stream.rs (/opt/rustwide/target/debug/deps/tcp_stream-5023d345a63e0b8a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tcp_stream_write ... ok
[INFO] [stdout] test tcp_stream_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unsafe-io
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] test src/lib.rs - (line 89) ... ok
[INFO] [stdout] test src/lib.rs - (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4fef336aea7f47dfa52b83e90d679fd9f804d36f93d83ef3a8fd62b3ba7f9224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fef336aea7f47dfa52b83e90d679fd9f804d36f93d83ef3a8fd62b3ba7f9224", kill_on_drop: false }`
[INFO] [stdout] 4fef336aea7f47dfa52b83e90d679fd9f804d36f93d83ef3a8fd62b3ba7f9224