[INFO] updating cached repository maxtnuk/hello_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/maxtnuk/hello_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/maxtnuk/hello_server" "work/ex/beta-1.38-1/sources/1.37.0/gh/maxtnuk/hello_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/maxtnuk/hello_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maxtnuk/hello_server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maxtnuk/hello_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maxtnuk/hello_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e8f5b8e01a13f415e95ad403e17d930ef26583aa
[INFO] sha for GitHub repo maxtnuk/hello_server: e8f5b8e01a13f415e95ad403e17d930ef26583aa
[INFO] validating manifest of maxtnuk/hello_server 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 maxtnuk/hello_server 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 maxtnuk/hello_server
[INFO] finished frobbing maxtnuk/hello_server
[INFO] frobbed toml for maxtnuk/hello_server written to work/ex/beta-1.38-1/sources/1.37.0/gh/maxtnuk/hello_server/Cargo.toml
[INFO] started frobbing maxtnuk/hello_server
[INFO] finished frobbing maxtnuk/hello_server
[INFO] frobbed toml for maxtnuk/hello_server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maxtnuk/hello_server/Cargo.toml
[INFO] crate maxtnuk/hello_server 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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing maxtnuk/hello_server 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/maxtnuk/hello_server:/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] 8ebd7e9cb966b74e5fde4bd3a90f9203356077562e2987ae29d0376a7ed579d5
[INFO] running `"docker" "start" "-a" "8ebd7e9cb966b74e5fde4bd3a90f9203356077562e2987ae29d0376a7ed579d5"`
[INFO] [stderr]    Compiling winapi v0.1.23
[INFO] [stderr]    Compiling mio v0.4.4
[INFO] [stderr]    Compiling hello_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `"docker" "inspect" "8ebd7e9cb966b74e5fde4bd3a90f9203356077562e2987ae29d0376a7ed579d5"`
[INFO] running `"docker" "rm" "-f" "8ebd7e9cb966b74e5fde4bd3a90f9203356077562e2987ae29d0376a7ed579d5"`
[INFO] [stdout] 8ebd7e9cb966b74e5fde4bd3a90f9203356077562e2987ae29d0376a7ed579d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/maxtnuk/hello_server:/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] 87fcf32d8c8b2fc09cc840f0353a73f61f400290b23d18a400b19df34f9ba247
[INFO] running `"docker" "start" "-a" "87fcf32d8c8b2fc09cc840f0353a73f61f400290b23d18a400b19df34f9ba247"`
[INFO] [stderr]    Compiling hello_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "87fcf32d8c8b2fc09cc840f0353a73f61f400290b23d18a400b19df34f9ba247"`
[INFO] running `"docker" "rm" "-f" "87fcf32d8c8b2fc09cc840f0353a73f61f400290b23d18a400b19df34f9ba247"`
[INFO] [stdout] 87fcf32d8c8b2fc09cc840f0353a73f61f400290b23d18a400b19df34f9ba247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/maxtnuk/hello_server:/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] b97cf308ea35421c10235033f45fabde24f1ddd9a69da9d4ee0fc9559311cb41
[INFO] running `"docker" "start" "-a" "b97cf308ea35421c10235033f45fabde24f1ddd9a69da9d4ee0fc9559311cb41"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_server-07f9334e1fbe26e8
[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" "b97cf308ea35421c10235033f45fabde24f1ddd9a69da9d4ee0fc9559311cb41"`
[INFO] running `"docker" "rm" "-f" "b97cf308ea35421c10235033f45fabde24f1ddd9a69da9d4ee0fc9559311cb41"`
[INFO] [stdout] b97cf308ea35421c10235033f45fabde24f1ddd9a69da9d4ee0fc9559311cb41