[INFO] updating cached repository SSebigo/neural-net-genetic-algo-CG
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SSebigo/neural-net-genetic-algo-CG
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SSebigo/neural-net-genetic-algo-CG" "work/ex/beta-1.37-6/sources/1.36.0/gh/SSebigo/neural-net-genetic-algo-CG"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/SSebigo/neural-net-genetic-algo-CG'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SSebigo/neural-net-genetic-algo-CG" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SSebigo/neural-net-genetic-algo-CG"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SSebigo/neural-net-genetic-algo-CG'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b14493a31c5dbd8e1fc1776c2f206e36fece4edb
[INFO] sha for GitHub repo SSebigo/neural-net-genetic-algo-CG: b14493a31c5dbd8e1fc1776c2f206e36fece4edb
[INFO] validating manifest of SSebigo/neural-net-genetic-algo-CG 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 SSebigo/neural-net-genetic-algo-CG 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 SSebigo/neural-net-genetic-algo-CG
[INFO] finished frobbing SSebigo/neural-net-genetic-algo-CG
[INFO] frobbed toml for SSebigo/neural-net-genetic-algo-CG written to work/ex/beta-1.37-6/sources/1.36.0/gh/SSebigo/neural-net-genetic-algo-CG/Cargo.toml
[INFO] started frobbing SSebigo/neural-net-genetic-algo-CG
[INFO] finished frobbing SSebigo/neural-net-genetic-algo-CG
[INFO] frobbed toml for SSebigo/neural-net-genetic-algo-CG written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SSebigo/neural-net-genetic-algo-CG/Cargo.toml
[INFO] crate SSebigo/neural-net-genetic-algo-CG 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing SSebigo/neural-net-genetic-algo-CG against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SSebigo/neural-net-genetic-algo-CG:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 60cd0a778d259bc6f75e546a3ed8909d94f4516ab01be0c8ad07ed05fca95fc9
[INFO] running `"docker" "start" "-a" "60cd0a778d259bc6f75e546a3ed8909d94f4516ab01be0c8ad07ed05fca95fc9"`
[INFO] [stderr]    Compiling tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "60cd0a778d259bc6f75e546a3ed8909d94f4516ab01be0c8ad07ed05fca95fc9"`
[INFO] running `"docker" "rm" "-f" "60cd0a778d259bc6f75e546a3ed8909d94f4516ab01be0c8ad07ed05fca95fc9"`
[INFO] [stdout] 60cd0a778d259bc6f75e546a3ed8909d94f4516ab01be0c8ad07ed05fca95fc9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SSebigo/neural-net-genetic-algo-CG:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 24e7fd10703673bbb9614aa181a05fbb3347e472f174dac114c72e1405aaf147
[INFO] running `"docker" "start" "-a" "24e7fd10703673bbb9614aa181a05fbb3347e472f174dac114c72e1405aaf147"`
[INFO] [stderr]    Compiling tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "24e7fd10703673bbb9614aa181a05fbb3347e472f174dac114c72e1405aaf147"`
[INFO] running `"docker" "rm" "-f" "24e7fd10703673bbb9614aa181a05fbb3347e472f174dac114c72e1405aaf147"`
[INFO] [stdout] 24e7fd10703673bbb9614aa181a05fbb3347e472f174dac114c72e1405aaf147
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SSebigo/neural-net-genetic-algo-CG:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 65b81aadaeb3470d83370cf65b5c6f23480407a2f3b2f0f8ead3ece9eb27bb2e
[INFO] running `"docker" "start" "-a" "65b81aadaeb3470d83370cf65b5c6f23480407a2f3b2f0f8ead3ece9eb27bb2e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tutorial-95705ace445f6588
[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" "65b81aadaeb3470d83370cf65b5c6f23480407a2f3b2f0f8ead3ece9eb27bb2e"`
[INFO] running `"docker" "rm" "-f" "65b81aadaeb3470d83370cf65b5c6f23480407a2f3b2f0f8ead3ece9eb27bb2e"`
[INFO] [stdout] 65b81aadaeb3470d83370cf65b5c6f23480407a2f3b2f0f8ead3ece9eb27bb2e