[INFO] updating cached repository usbalbin/neural_network
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/usbalbin/neural_network
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/usbalbin/neural_network" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/usbalbin/neural_network"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/usbalbin/neural_network'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/usbalbin/neural_network" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/usbalbin/neural_network"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/usbalbin/neural_network'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8756dcd64ef0e5b239264f59ef5f6951d9494d4b
[INFO] sha for GitHub repo usbalbin/neural_network: 8756dcd64ef0e5b239264f59ef5f6951d9494d4b
[INFO] validating manifest of usbalbin/neural_network on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of usbalbin/neural_network on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing usbalbin/neural_network
[INFO] finished frobbing usbalbin/neural_network
[INFO] frobbed toml for usbalbin/neural_network written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/usbalbin/neural_network/Cargo.toml
[INFO] started frobbing usbalbin/neural_network
[INFO] finished frobbing usbalbin/neural_network
[INFO] frobbed toml for usbalbin/neural_network written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/usbalbin/neural_network/Cargo.toml
[INFO] crate usbalbin/neural_network already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking usbalbin/neural_network against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-5/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/usbalbin/neural_network:/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=forbid" "-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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 749d3d09d3136eed2ba1e52b4d13d1041a109feb8263b2918351bad49cefbad0
[INFO] running `"docker" "start" "-a" "749d3d09d3136eed2ba1e52b4d13d1041a109feb8263b2918351bad49cefbad0"`
[INFO] [stderr]     Checking linear_algebra v0.1.5 (https://github.com/usbalbin/linear_algebra.git#4f5a6b80)
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking neural_network v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `"docker" "inspect" "749d3d09d3136eed2ba1e52b4d13d1041a109feb8263b2918351bad49cefbad0"`
[INFO] running `"docker" "rm" "-f" "749d3d09d3136eed2ba1e52b4d13d1041a109feb8263b2918351bad49cefbad0"`
[INFO] [stdout] 749d3d09d3136eed2ba1e52b4d13d1041a109feb8263b2918351bad49cefbad0