[INFO] updating cached repository nao-kobayashi/rtail
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nao-kobayashi/rtail
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nao-kobayashi/rtail" "work/ex/beta-1.38-1/sources/1.37.0/gh/nao-kobayashi/rtail"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nao-kobayashi/rtail'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nao-kobayashi/rtail" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nao-kobayashi/rtail"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nao-kobayashi/rtail'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3dbebf0ed512d7ada4754cd324bfca2d3440ed6b
[INFO] sha for GitHub repo nao-kobayashi/rtail: 3dbebf0ed512d7ada4754cd324bfca2d3440ed6b
[INFO] validating manifest of nao-kobayashi/rtail 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 nao-kobayashi/rtail 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 nao-kobayashi/rtail
[INFO] finished frobbing nao-kobayashi/rtail
[INFO] frobbed toml for nao-kobayashi/rtail written to work/ex/beta-1.38-1/sources/1.37.0/gh/nao-kobayashi/rtail/Cargo.toml
[INFO] started frobbing nao-kobayashi/rtail
[INFO] finished frobbing nao-kobayashi/rtail
[INFO] frobbed toml for nao-kobayashi/rtail written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nao-kobayashi/rtail/Cargo.toml
[INFO] crate nao-kobayashi/rtail 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 nao-kobayashi/rtail against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nao-kobayashi/rtail:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] de7b0cb3bcf70d76ce14262e5787d4b77bbb0ba9bffed17df13b716bb508b0f5
[INFO] running `"docker" "start" "-a" "de7b0cb3bcf70d76ce14262e5787d4b77bbb0ba9bffed17df13b716bb508b0f5"`
[INFO] [stderr]    Compiling rtail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "de7b0cb3bcf70d76ce14262e5787d4b77bbb0ba9bffed17df13b716bb508b0f5"`
[INFO] running `"docker" "rm" "-f" "de7b0cb3bcf70d76ce14262e5787d4b77bbb0ba9bffed17df13b716bb508b0f5"`
[INFO] [stdout] de7b0cb3bcf70d76ce14262e5787d4b77bbb0ba9bffed17df13b716bb508b0f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nao-kobayashi/rtail:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 496f815f2bd901495cde8336b50b49020d7d1a259f28b008c80199c2a16c4308
[INFO] running `"docker" "start" "-a" "496f815f2bd901495cde8336b50b49020d7d1a259f28b008c80199c2a16c4308"`
[INFO] [stderr]    Compiling rtail v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "496f815f2bd901495cde8336b50b49020d7d1a259f28b008c80199c2a16c4308"`
[INFO] running `"docker" "rm" "-f" "496f815f2bd901495cde8336b50b49020d7d1a259f28b008c80199c2a16c4308"`
[INFO] [stdout] 496f815f2bd901495cde8336b50b49020d7d1a259f28b008c80199c2a16c4308
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nao-kobayashi/rtail:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ad3c97f5743a579e45ca285acdb9370071d7cddc7643bd0560f4dc338d294780
[INFO] running `"docker" "start" "-a" "ad3c97f5743a579e45ca285acdb9370071d7cddc7643bd0560f4dc338d294780"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rtail-4bf29535eed4066a
[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" "ad3c97f5743a579e45ca285acdb9370071d7cddc7643bd0560f4dc338d294780"`
[INFO] running `"docker" "rm" "-f" "ad3c97f5743a579e45ca285acdb9370071d7cddc7643bd0560f4dc338d294780"`
[INFO] [stdout] ad3c97f5743a579e45ca285acdb9370071d7cddc7643bd0560f4dc338d294780