[INFO] fetching crate layered-io 0.6.1...
[INFO] testing layered-io-0.6.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate layered-io 0.6.1 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate layered-io 0.6.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate layered-io 0.6.1
[INFO] finished tweaking crates.io crate layered-io 0.6.1
[INFO] tweaked toml for crates.io crate layered-io 0.6.1 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 997586a96a703572e77f9ce8c059ec7020d20a2f853e05ebfe1b6d4c023c296b
[INFO] running `Command { std: "docker" "start" "-a" "997586a96a703572e77f9ce8c059ec7020d20a2f853e05ebfe1b6d4c023c296b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "997586a96a703572e77f9ce8c059ec7020d20a2f853e05ebfe1b6d4c023c296b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997586a96a703572e77f9ce8c059ec7020d20a2f853e05ebfe1b6d4c023c296b", kill_on_drop: false }`
[INFO] [stdout] 997586a96a703572e77f9ce8c059ec7020d20a2f853e05ebfe1b6d4c023c296b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e3cde497fc4b87a96b643b9f0d851d79d49b1977c0098552b97020c0263ad3f
[INFO] running `Command { std: "docker" "start" "-a" "2e3cde497fc4b87a96b643b9f0d851d79d49b1977c0098552b97020c0263ad3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling duplex v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling os_pipe v0.9.2
[INFO] [stderr]    Compiling io-lifetimes v0.2.0
[INFO] [stderr]    Compiling unsafe-io v0.7.1
[INFO] [stderr]    Compiling layered-io v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.58s
[INFO] running `Command { std: "docker" "inspect" "2e3cde497fc4b87a96b643b9f0d851d79d49b1977c0098552b97020c0263ad3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3cde497fc4b87a96b643b9f0d851d79d49b1977c0098552b97020c0263ad3f", kill_on_drop: false }`
[INFO] [stdout] 2e3cde497fc4b87a96b643b9f0d851d79d49b1977c0098552b97020c0263ad3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf97fa8e9b9f943bc4d6c903a5f558052b99c7d4f34cc11dcb47602d888c65e5
[INFO] running `Command { std: "docker" "start" "-a" "cf97fa8e9b9f943bc4d6c903a5f558052b99c7d4f34cc11dcb47602d888c65e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling layered-io v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "cf97fa8e9b9f943bc4d6c903a5f558052b99c7d4f34cc11dcb47602d888c65e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf97fa8e9b9f943bc4d6c903a5f558052b99c7d4f34cc11dcb47602d888c65e5", kill_on_drop: false }`
[INFO] [stdout] cf97fa8e9b9f943bc4d6c903a5f558052b99c7d4f34cc11dcb47602d888c65e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6702b3bdb17244fc3913874aee99932e24bb47c341ceb1f14caa8a2c580af657
[INFO] running `Command { std: "docker" "start" "-a" "6702b3bdb17244fc3913874aee99932e24bb47c341ceb1f14caa8a2c580af657", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/layered_io-edb26ff24f2ca93f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test layered_duplexer::test_layered_duplexion ... ok
[INFO] [stdout] test slice_reader::test_slice_read_with_status ... ok
[INFO] [stdout] test layered_reader::test_layered_reader ... ok
[INFO] [stdout] test slice_reader::test_slice_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "6702b3bdb17244fc3913874aee99932e24bb47c341ceb1f14caa8a2c580af657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6702b3bdb17244fc3913874aee99932e24bb47c341ceb1f14caa8a2c580af657", kill_on_drop: false }`
[INFO] [stdout] 6702b3bdb17244fc3913874aee99932e24bb47c341ceb1f14caa8a2c580af657
