[INFO] fetching crate layered-io 0.5.2...
[INFO] testing layered-io-0.5.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate layered-io 0.5.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate layered-io 0.5.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate layered-io 0.5.2
[INFO] finished tweaking crates.io crate layered-io 0.5.2
[INFO] tweaked toml for crates.io crate layered-io 0.5.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded posish v0.6.3
[INFO] [stderr]   Downloaded duplex v0.4.0
[INFO] [stderr]   Downloaded unsafe-io v0.6.12
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded io-lifetimes v0.1.1
[INFO] [stderr]   Downloaded terminal-io v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] 3425f9f1c2c286b6c93ccc0299e5223e1ec44afb3bcbcfed0fba498ea5ef0dd3
[INFO] running `Command { std: "docker" "start" "-a" "3425f9f1c2c286b6c93ccc0299e5223e1ec44afb3bcbcfed0fba498ea5ef0dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3425f9f1c2c286b6c93ccc0299e5223e1ec44afb3bcbcfed0fba498ea5ef0dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3425f9f1c2c286b6c93ccc0299e5223e1ec44afb3bcbcfed0fba498ea5ef0dd3", kill_on_drop: false }`
[INFO] [stdout] 3425f9f1c2c286b6c93ccc0299e5223e1ec44afb3bcbcfed0fba498ea5ef0dd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] 2b0c601fea535bf97980e5242013378138c9d164311b6cacb1a670e372a280a3
[INFO] running `Command { std: "docker" "start" "-a" "2b0c601fea535bf97980e5242013378138c9d164311b6cacb1a670e372a280a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling duplex v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling os_pipe v0.9.2
[INFO] [stderr]    Compiling unsafe-io v0.6.12
[INFO] [stderr]    Compiling layered-io v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling io-lifetimes v0.1.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "2b0c601fea535bf97980e5242013378138c9d164311b6cacb1a670e372a280a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0c601fea535bf97980e5242013378138c9d164311b6cacb1a670e372a280a3", kill_on_drop: false }`
[INFO] [stdout] 2b0c601fea535bf97980e5242013378138c9d164311b6cacb1a670e372a280a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", 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] 3934a2ac0227bdf0d5f931c8190e2e1e81fe178ae3f36654685813e0cd449806
[INFO] running `Command { std: "docker" "start" "-a" "3934a2ac0227bdf0d5f931c8190e2e1e81fe178ae3f36654685813e0cd449806", kill_on_drop: false }`
[INFO] [stderr]    Compiling layered-io v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "3934a2ac0227bdf0d5f931c8190e2e1e81fe178ae3f36654685813e0cd449806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3934a2ac0227bdf0d5f931c8190e2e1e81fe178ae3f36654685813e0cd449806", kill_on_drop: false }`
[INFO] [stdout] 3934a2ac0227bdf0d5f931c8190e2e1e81fe178ae3f36654685813e0cd449806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 87e4e685008111fe7cbf599a574c4ac8e75c6e1c03383a14413e7f177de995d8
[INFO] running `Command { std: "docker" "start" "-a" "87e4e685008111fe7cbf599a574c4ac8e75c6e1c03383a14413e7f177de995d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/layered_io-87e99f14d60f7854)
[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_reader::test_layered_reader ... ok
[INFO] [stdout] test layered_duplexer::test_layered_duplexion ... 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" "87e4e685008111fe7cbf599a574c4ac8e75c6e1c03383a14413e7f177de995d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e4e685008111fe7cbf599a574c4ac8e75c6e1c03383a14413e7f177de995d8", kill_on_drop: false }`
[INFO] [stdout] 87e4e685008111fe7cbf599a574c4ac8e75c6e1c03383a14413e7f177de995d8