[INFO] updating cached repository teru01/mio_webserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/teru01/mio_webserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/teru01/mio_webserver" "work/ex/beta-1.38-1/sources/1.37.0/gh/teru01/mio_webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/teru01/mio_webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/teru01/mio_webserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/teru01/mio_webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/teru01/mio_webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ae1661ec02da2303077e083d7996a1e0fc13aa38
[INFO] sha for GitHub repo teru01/mio_webserver: ae1661ec02da2303077e083d7996a1e0fc13aa38
[INFO] validating manifest of teru01/mio_webserver 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 teru01/mio_webserver 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 teru01/mio_webserver
[INFO] finished frobbing teru01/mio_webserver
[INFO] frobbed toml for teru01/mio_webserver written to work/ex/beta-1.38-1/sources/1.37.0/gh/teru01/mio_webserver/Cargo.toml
[INFO] started frobbing teru01/mio_webserver
[INFO] finished frobbing teru01/mio_webserver
[INFO] frobbed toml for teru01/mio_webserver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/teru01/mio_webserver/Cargo.toml
[INFO] crate teru01/mio_webserver 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing teru01/mio_webserver 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/teru01/mio_webserver:/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] 2dc1a3be5085506b4fc503dae3250375d434ca81ad132f72ca0aa879eb5aec80
[INFO] running `"docker" "start" "-a" "2dc1a3be5085506b4fc503dae3250375d434ca81ad132f72ca0aa879eb5aec80"`
[INFO] [stderr]    Compiling ipnet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `"docker" "inspect" "2dc1a3be5085506b4fc503dae3250375d434ca81ad132f72ca0aa879eb5aec80"`
[INFO] running `"docker" "rm" "-f" "2dc1a3be5085506b4fc503dae3250375d434ca81ad132f72ca0aa879eb5aec80"`
[INFO] [stdout] 2dc1a3be5085506b4fc503dae3250375d434ca81ad132f72ca0aa879eb5aec80
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/teru01/mio_webserver:/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] 6927fee6cdb7b370c87b1ab31089f85520aac1cfb9a9dcdaf5a560efec993410
[INFO] running `"docker" "start" "-a" "6927fee6cdb7b370c87b1ab31089f85520aac1cfb9a9dcdaf5a560efec993410"`
[INFO] [stderr]    Compiling ipnet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "6927fee6cdb7b370c87b1ab31089f85520aac1cfb9a9dcdaf5a560efec993410"`
[INFO] running `"docker" "rm" "-f" "6927fee6cdb7b370c87b1ab31089f85520aac1cfb9a9dcdaf5a560efec993410"`
[INFO] [stdout] 6927fee6cdb7b370c87b1ab31089f85520aac1cfb9a9dcdaf5a560efec993410
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/teru01/mio_webserver:/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] bad23a2baa23970fa4a2d4fc4454029a9fb8a00e4966fef0f8a2b63213bfa79e
[INFO] running `"docker" "start" "-a" "bad23a2baa23970fa4a2d4fc4454029a9fb8a00e4966fef0f8a2b63213bfa79e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ipnet-ed0f97d67c3e97e9
[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" "bad23a2baa23970fa4a2d4fc4454029a9fb8a00e4966fef0f8a2b63213bfa79e"`
[INFO] running `"docker" "rm" "-f" "bad23a2baa23970fa4a2d4fc4454029a9fb8a00e4966fef0f8a2b63213bfa79e"`
[INFO] [stdout] bad23a2baa23970fa4a2d4fc4454029a9fb8a00e4966fef0f8a2b63213bfa79e