[INFO] fetching crate layered-io 0.5.0...
[INFO] testing layered-io-0.5.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate layered-io 0.5.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate layered-io 0.5.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate layered-io 0.5.0
[INFO] finished tweaking crates.io crate layered-io 0.5.0
[INFO] tweaked toml for crates.io crate layered-io 0.5.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 324adea194ed1f12f967308120f873ec39bfc13b4a5c9c3ee20cba740fb4d7da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "324adea194ed1f12f967308120f873ec39bfc13b4a5c9c3ee20cba740fb4d7da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "324adea194ed1f12f967308120f873ec39bfc13b4a5c9c3ee20cba740fb4d7da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324adea194ed1f12f967308120f873ec39bfc13b4a5c9c3ee20cba740fb4d7da", kill_on_drop: false }`
[INFO] [stdout] 324adea194ed1f12f967308120f873ec39bfc13b4a5c9c3ee20cba740fb4d7da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c5eb098edcbd5e153d095690f3922749563fe1a255ff86eaa120961419a3a62
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8c5eb098edcbd5e153d095690f3922749563fe1a255ff86eaa120961419a3a62", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling duplex v0.4.0
[INFO] [stderr]    Compiling unsafe-io v0.6.9
[INFO] [stderr]    Compiling layered-io v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling os_pipe v0.9.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "8c5eb098edcbd5e153d095690f3922749563fe1a255ff86eaa120961419a3a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5eb098edcbd5e153d095690f3922749563fe1a255ff86eaa120961419a3a62", kill_on_drop: false }`
[INFO] [stdout] 8c5eb098edcbd5e153d095690f3922749563fe1a255ff86eaa120961419a3a62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29f773b8c7d3f92bcc59fbab1fda2f0828b58cd64bd3d98352670b567880dddd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "29f773b8c7d3f92bcc59fbab1fda2f0828b58cd64bd3d98352670b567880dddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling layered-io v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "29f773b8c7d3f92bcc59fbab1fda2f0828b58cd64bd3d98352670b567880dddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f773b8c7d3f92bcc59fbab1fda2f0828b58cd64bd3d98352670b567880dddd", kill_on_drop: false }`
[INFO] [stdout] 29f773b8c7d3f92bcc59fbab1fda2f0828b58cd64bd3d98352670b567880dddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4eeb831ff32a1f7aeec32d298d74dc6ea0b1f46a9529fcf9798e4f923b543402
[INFO] running `Command { std: "docker" "start" "-a" "4eeb831ff32a1f7aeec32d298d74dc6ea0b1f46a9529fcf9798e4f923b543402", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/layered_io-59753244ba63f604)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test slice_reader::test_slice_read_with_status ... ok
[INFO] [stdout] test slice_reader::test_slice_read ... 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 0.01s
[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" "4eeb831ff32a1f7aeec32d298d74dc6ea0b1f46a9529fcf9798e4f923b543402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eeb831ff32a1f7aeec32d298d74dc6ea0b1f46a9529fcf9798e4f923b543402", kill_on_drop: false }`
[INFO] [stdout] 4eeb831ff32a1f7aeec32d298d74dc6ea0b1f46a9529fcf9798e4f923b543402