[INFO] updating cached repository qnighy/async-stdio-test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/qnighy/async-stdio-test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/qnighy/async-stdio-test" "work/ex/beta-1.37-6/sources/1.36.0/gh/qnighy/async-stdio-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/qnighy/async-stdio-test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/qnighy/async-stdio-test" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/qnighy/async-stdio-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/qnighy/async-stdio-test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f5c56f63fcf77ee4aa88aecd1bd752522bfa014
[INFO] sha for GitHub repo qnighy/async-stdio-test: 5f5c56f63fcf77ee4aa88aecd1bd752522bfa014
[INFO] validating manifest of qnighy/async-stdio-test on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of qnighy/async-stdio-test on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing qnighy/async-stdio-test
[INFO] finished frobbing qnighy/async-stdio-test
[INFO] frobbed toml for qnighy/async-stdio-test written to work/ex/beta-1.37-6/sources/1.36.0/gh/qnighy/async-stdio-test/Cargo.toml
[INFO] started frobbing qnighy/async-stdio-test
[INFO] finished frobbing qnighy/async-stdio-test
[INFO] frobbed toml for qnighy/async-stdio-test written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/qnighy/async-stdio-test/Cargo.toml
[INFO] crate qnighy/async-stdio-test already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing qnighy/async-stdio-test against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/qnighy/async-stdio-test:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 8dd13664b7e55299198177f412c8d6328c9db33abf8dd43d791f010d0130feeb
[INFO] running `"docker" "start" "-a" "8dd13664b7e55299198177f412c8d6328c9db33abf8dd43d791f010d0130feeb"`
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling tokio-timer v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-file-unix v0.5.0
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling async-stdio-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.97s
[INFO] running `"docker" "inspect" "8dd13664b7e55299198177f412c8d6328c9db33abf8dd43d791f010d0130feeb"`
[INFO] running `"docker" "rm" "-f" "8dd13664b7e55299198177f412c8d6328c9db33abf8dd43d791f010d0130feeb"`
[INFO] [stdout] 8dd13664b7e55299198177f412c8d6328c9db33abf8dd43d791f010d0130feeb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/qnighy/async-stdio-test:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1bcda02ba8044982f61d88f9e4cfb46bbfc5f3c202888880a78e89d7c5668a2f
[INFO] running `"docker" "start" "-a" "1bcda02ba8044982f61d88f9e4cfb46bbfc5f3c202888880a78e89d7c5668a2f"`
[INFO] [stderr]    Compiling async-stdio-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "1bcda02ba8044982f61d88f9e4cfb46bbfc5f3c202888880a78e89d7c5668a2f"`
[INFO] running `"docker" "rm" "-f" "1bcda02ba8044982f61d88f9e4cfb46bbfc5f3c202888880a78e89d7c5668a2f"`
[INFO] [stdout] 1bcda02ba8044982f61d88f9e4cfb46bbfc5f3c202888880a78e89d7c5668a2f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/qnighy/async-stdio-test:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] b09c087f33f135f5721a3cbd5d29a6b16096f64e5dd511af4323d716b3ec2cb5
[INFO] running `"docker" "start" "-a" "b09c087f33f135f5721a3cbd5d29a6b16096f64e5dd511af4323d716b3ec2cb5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_stdio_test-c467e797367b872a
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b09c087f33f135f5721a3cbd5d29a6b16096f64e5dd511af4323d716b3ec2cb5"`
[INFO] running `"docker" "rm" "-f" "b09c087f33f135f5721a3cbd5d29a6b16096f64e5dd511af4323d716b3ec2cb5"`
[INFO] [stdout] b09c087f33f135f5721a3cbd5d29a6b16096f64e5dd511af4323d716b3ec2cb5