[INFO] updating cached repository hnakamur/tokio-threadpool-block-experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hnakamur/tokio-threadpool-block-experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hnakamur/tokio-threadpool-block-experiment" "work/ex/beta-1.38-1/sources/1.37.0/gh/hnakamur/tokio-threadpool-block-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hnakamur/tokio-threadpool-block-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hnakamur/tokio-threadpool-block-experiment" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hnakamur/tokio-threadpool-block-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hnakamur/tokio-threadpool-block-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 119bd386f25e972a63c4a89399fbafd3f51d88f4
[INFO] sha for GitHub repo hnakamur/tokio-threadpool-block-experiment: 119bd386f25e972a63c4a89399fbafd3f51d88f4
[INFO] validating manifest of hnakamur/tokio-threadpool-block-experiment on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hnakamur/tokio-threadpool-block-experiment on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hnakamur/tokio-threadpool-block-experiment
[INFO] finished frobbing hnakamur/tokio-threadpool-block-experiment
[INFO] frobbed toml for hnakamur/tokio-threadpool-block-experiment written to work/ex/beta-1.38-1/sources/1.37.0/gh/hnakamur/tokio-threadpool-block-experiment/Cargo.toml
[INFO] started frobbing hnakamur/tokio-threadpool-block-experiment
[INFO] finished frobbing hnakamur/tokio-threadpool-block-experiment
[INFO] frobbed toml for hnakamur/tokio-threadpool-block-experiment written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hnakamur/tokio-threadpool-block-experiment/Cargo.toml
[INFO] crate hnakamur/tokio-threadpool-block-experiment already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hnakamur/tokio-threadpool-block-experiment against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hnakamur/tokio-threadpool-block-experiment:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7522642a359f0a02e699c95100532f403cfb845208e1d44243483482b73dc26e
[INFO] running `"docker" "start" "-a" "7522642a359f0a02e699c95100532f403cfb845208e1d44243483482b73dc26e"`
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-threadpool-block-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `"docker" "inspect" "7522642a359f0a02e699c95100532f403cfb845208e1d44243483482b73dc26e"`
[INFO] running `"docker" "rm" "-f" "7522642a359f0a02e699c95100532f403cfb845208e1d44243483482b73dc26e"`
[INFO] [stdout] 7522642a359f0a02e699c95100532f403cfb845208e1d44243483482b73dc26e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hnakamur/tokio-threadpool-block-experiment:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0e933ac184dae16f3e168bc37b13c727d041981e9d2303668a63cedb0217919f
[INFO] running `"docker" "start" "-a" "0e933ac184dae16f3e168bc37b13c727d041981e9d2303668a63cedb0217919f"`
[INFO] [stderr]    Compiling tokio-threadpool-block-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "0e933ac184dae16f3e168bc37b13c727d041981e9d2303668a63cedb0217919f"`
[INFO] running `"docker" "rm" "-f" "0e933ac184dae16f3e168bc37b13c727d041981e9d2303668a63cedb0217919f"`
[INFO] [stdout] 0e933ac184dae16f3e168bc37b13c727d041981e9d2303668a63cedb0217919f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hnakamur/tokio-threadpool-block-experiment:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b4007983c0c200eb1cb9de8b78a181e8b6c77c08c7d200ad1f6f582d1c17e9d0
[INFO] running `"docker" "start" "-a" "b4007983c0c200eb1cb9de8b78a181e8b6c77c08c7d200ad1f6f582d1c17e9d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_threadpool_block_experiment-8109b8270796ed1b
[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" "b4007983c0c200eb1cb9de8b78a181e8b6c77c08c7d200ad1f6f582d1c17e9d0"`
[INFO] running `"docker" "rm" "-f" "b4007983c0c200eb1cb9de8b78a181e8b6c77c08c7d200ad1f6f582d1c17e9d0"`
[INFO] [stdout] b4007983c0c200eb1cb9de8b78a181e8b6c77c08c7d200ad1f6f582d1c17e9d0