[INFO] fetching crate lz_stream_io 0.1.0...
[INFO] testing lz_stream_io-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate lz_stream_io 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate lz_stream_io 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lz_stream_io 0.1.0
[INFO] finished tweaking crates.io crate lz_stream_io 0.1.0
[INFO] tweaked toml for crates.io crate lz_stream_io 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04178acc2b6a6b6588e560bc4905afeb7a61b7e8bf67825c704b63de62ede2a2
[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" "04178acc2b6a6b6588e560bc4905afeb7a61b7e8bf67825c704b63de62ede2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04178acc2b6a6b6588e560bc4905afeb7a61b7e8bf67825c704b63de62ede2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04178acc2b6a6b6588e560bc4905afeb7a61b7e8bf67825c704b63de62ede2a2", kill_on_drop: false }`
[INFO] [stdout] 04178acc2b6a6b6588e560bc4905afeb7a61b7e8bf67825c704b63de62ede2a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9642e39bf17c35e281176ed8bb6e262cca298b4898f13c5cd655290cd109137d
[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" "9642e39bf17c35e281176ed8bb6e262cca298b4898f13c5cd655290cd109137d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling lz_stream_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "9642e39bf17c35e281176ed8bb6e262cca298b4898f13c5cd655290cd109137d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9642e39bf17c35e281176ed8bb6e262cca298b4898f13c5cd655290cd109137d", kill_on_drop: false }`
[INFO] [stdout] 9642e39bf17c35e281176ed8bb6e262cca298b4898f13c5cd655290cd109137d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "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] 705dc9bc44bf203d840647ca4792dde1c5b01b0467624c4580688d453f1a1e66
[INFO] running `Command { std: "docker" "start" "-a" "705dc9bc44bf203d840647ca4792dde1c5b01b0467624c4580688d453f1a1e66", kill_on_drop: false }`
[INFO] [stderr]    Compiling lz_stream_io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "705dc9bc44bf203d840647ca4792dde1c5b01b0467624c4580688d453f1a1e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705dc9bc44bf203d840647ca4792dde1c5b01b0467624c4580688d453f1a1e66", kill_on_drop: false }`
[INFO] [stdout] 705dc9bc44bf203d840647ca4792dde1c5b01b0467624c4580688d453f1a1e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "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] 3821a4f06cd9aa601eda75823bb44c59f0adf63db5443d0b5160d3439fe89d3a
[INFO] running `Command { std: "docker" "start" "-a" "3821a4f06cd9aa601eda75823bb44c59f0adf63db5443d0b5160d3439fe89d3a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lz_stream_io-cc9c95da6062fd62)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sink_write::tests::async_write_works ... ok
[INFO] [stdout] test stream_read::tests::async_read_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lz_stream_io
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3821a4f06cd9aa601eda75823bb44c59f0adf63db5443d0b5160d3439fe89d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3821a4f06cd9aa601eda75823bb44c59f0adf63db5443d0b5160d3439fe89d3a", kill_on_drop: false }`
[INFO] [stdout] 3821a4f06cd9aa601eda75823bb44c59f0adf63db5443d0b5160d3439fe89d3a