[INFO] fetching crate layered-io 0.12.0...
[INFO] testing layered-io-0.12.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate layered-io 0.12.0 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate layered-io 0.12.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate layered-io 0.12.0
[INFO] finished tweaking crates.io crate layered-io 0.12.0
[INFO] tweaked toml for crates.io crate layered-io 0.12.0 written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3ce7f1d569f8cfc98ddbd2286fa17b8c38e8b71d097475e976f29577169baf0
[INFO] running `Command { std: "docker" "start" "-a" "d3ce7f1d569f8cfc98ddbd2286fa17b8c38e8b71d097475e976f29577169baf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3ce7f1d569f8cfc98ddbd2286fa17b8c38e8b71d097475e976f29577169baf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ce7f1d569f8cfc98ddbd2286fa17b8c38e8b71d097475e976f29577169baf0", kill_on_drop: false }`
[INFO] [stdout] d3ce7f1d569f8cfc98ddbd2286fa17b8c38e8b71d097475e976f29577169baf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7827f59bb4002246c6a29e1288239b1e4db6313422c73b36b3492ac019fee001
[INFO] running `Command { std: "docker" "start" "-a" "7827f59bb4002246c6a29e1288239b1e4db6313422c73b36b3492ac019fee001", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v0.5.3
[INFO] [stderr]    Compiling io-extras v0.13.2
[INFO] [stderr]    Compiling layered-io v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling duplex v0.11.0
[INFO] [stderr]    Compiling os_pipe v1.0.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "7827f59bb4002246c6a29e1288239b1e4db6313422c73b36b3492ac019fee001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7827f59bb4002246c6a29e1288239b1e4db6313422c73b36b3492ac019fee001", kill_on_drop: false }`
[INFO] [stdout] 7827f59bb4002246c6a29e1288239b1e4db6313422c73b36b3492ac019fee001
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a7b44c22a1f428878fc3fd71382540cd8a61c84031c0834eaffbdce573bc7de
[INFO] running `Command { std: "docker" "start" "-a" "6a7b44c22a1f428878fc3fd71382540cd8a61c84031c0834eaffbdce573bc7de", kill_on_drop: false }`
[INFO] [stderr]    Compiling layered-io v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "6a7b44c22a1f428878fc3fd71382540cd8a61c84031c0834eaffbdce573bc7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7b44c22a1f428878fc3fd71382540cd8a61c84031c0834eaffbdce573bc7de", kill_on_drop: false }`
[INFO] [stdout] 6a7b44c22a1f428878fc3fd71382540cd8a61c84031c0834eaffbdce573bc7de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3ff00f6c36f75beab955e1306ef717f2e412ca57a8c45df95e704d618dc9866
[INFO] running `Command { std: "docker" "start" "-a" "c3ff00f6c36f75beab955e1306ef717f2e412ca57a8c45df95e704d618dc9866", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/layered_io-3b30448cb7ead8ee)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test slice_reader::test_slice_read ... ok
[INFO] [stdout] test slice_reader::test_slice_read_with_status ... ok
[INFO] [stdout] test layered_duplexer::test_layered_duplexion ... ok
[INFO] [stdout] test layered_reader::test_layered_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests layered-io
[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" "c3ff00f6c36f75beab955e1306ef717f2e412ca57a8c45df95e704d618dc9866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ff00f6c36f75beab955e1306ef717f2e412ca57a8c45df95e704d618dc9866", kill_on_drop: false }`
[INFO] [stdout] c3ff00f6c36f75beab955e1306ef717f2e412ca57a8c45df95e704d618dc9866