[INFO] updating cached repository lnguyenfx/ml-from-scratch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lnguyenfx/ml-from-scratch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lnguyenfx/ml-from-scratch" "work/ex/beta-1.37-6/sources/1.36.0/gh/lnguyenfx/ml-from-scratch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/lnguyenfx/ml-from-scratch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lnguyenfx/ml-from-scratch" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lnguyenfx/ml-from-scratch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lnguyenfx/ml-from-scratch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d149e06db85e8d9b63aadf3c0dc4d0964bb2d704
[INFO] sha for GitHub repo lnguyenfx/ml-from-scratch: d149e06db85e8d9b63aadf3c0dc4d0964bb2d704
[INFO] validating manifest of lnguyenfx/ml-from-scratch 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 lnguyenfx/ml-from-scratch 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 lnguyenfx/ml-from-scratch
[INFO] finished frobbing lnguyenfx/ml-from-scratch
[INFO] frobbed toml for lnguyenfx/ml-from-scratch written to work/ex/beta-1.37-6/sources/1.36.0/gh/lnguyenfx/ml-from-scratch/Cargo.toml
[INFO] started frobbing lnguyenfx/ml-from-scratch
[INFO] finished frobbing lnguyenfx/ml-from-scratch
[INFO] frobbed toml for lnguyenfx/ml-from-scratch written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lnguyenfx/ml-from-scratch/Cargo.toml
[INFO] crate lnguyenfx/ml-from-scratch 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lnguyenfx/ml-from-scratch 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/lnguyenfx/ml-from-scratch:/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] 9271adfd0695f2c87791a44635e5686e0d41c52e1661423589ae5e6074872460
[INFO] running `"docker" "start" "-a" "9271adfd0695f2c87791a44635e5686e0d41c52e1661423589ae5e6074872460"`
[INFO] [stderr]    Compiling ml-from-scratch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `"docker" "inspect" "9271adfd0695f2c87791a44635e5686e0d41c52e1661423589ae5e6074872460"`
[INFO] running `"docker" "rm" "-f" "9271adfd0695f2c87791a44635e5686e0d41c52e1661423589ae5e6074872460"`
[INFO] [stdout] 9271adfd0695f2c87791a44635e5686e0d41c52e1661423589ae5e6074872460
[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/lnguyenfx/ml-from-scratch:/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] 896709fd343081bc423385e2513727e50fb929caf85509adb4f91d57a08527f3
[INFO] running `"docker" "start" "-a" "896709fd343081bc423385e2513727e50fb929caf85509adb4f91d57a08527f3"`
[INFO] [stderr]    Compiling ml-from-scratch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `"docker" "inspect" "896709fd343081bc423385e2513727e50fb929caf85509adb4f91d57a08527f3"`
[INFO] running `"docker" "rm" "-f" "896709fd343081bc423385e2513727e50fb929caf85509adb4f91d57a08527f3"`
[INFO] [stdout] 896709fd343081bc423385e2513727e50fb929caf85509adb4f91d57a08527f3
[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/lnguyenfx/ml-from-scratch:/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] 1119f519b3883a2717932f5c383314b4cf4066f32e49a2423b107558461e0330
[INFO] running `"docker" "start" "-a" "1119f519b3883a2717932f5c383314b4cf4066f32e49a2423b107558461e0330"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ml_from_scratch-35bec77d1067905b
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test matrix::test::test_empty_matrix ... ok
[INFO] [stdout] test matrix::test::test_matrix_dot_prod_valid ... ok
[INFO] [stdout] test matrix::test::test_create_matrix_from_vector ... ok
[INFO] [stdout] test matrix::test::test_matrix_add_valid ... ok
[INFO] [stdout] test matrix::test::test_matrix_clone ... ok
[INFO] [stdout] test math::tests::test_math_sigmoid ... ok
[INFO] [stdout] test matrix::test::test_matrix_zero_fill ... ok
[INFO] [stdout] test matrix::test::test_return_matrix_as_vector ... ok
[INFO] [stdout] test matrix::test::test_matrix_transpose ... ok
[INFO] [stdout] test matrix::test::test_matrix_subtract_valid ... ok
[INFO] [stdout] test matrix::test::test_matrix_map_with_index ... ok
[INFO] [stdout] test matrix::test::test_set_matrix_at_valid_index ... ok
[INFO] [stdout] test neural_network::test::test_nn_get_errors ... ok
[INFO] [stdout] test matrix::test::test_matrix_map ... ok
[INFO] [stdout] test neural_network::test::test_nn_get_deltas ... ok
[INFO] [stdout] test matrix::test::test_set_matrix_valid ... ok
[INFO] [stdout] test neural_network::test::test_nn_set_weights ... ok
[INFO] [stdout] test neural_network::test::test_nn_get_outputs_for_more_than_one_layer ... ok
[INFO] [stdout] test neural_network::test::test_nn_get_outputs_for_one_layer ... ok
[INFO] [stdout] test neural_network::test::test_nn_randomize_weights ... ok
[INFO] [stdout] test matrix::test::test_set_matrix_at_invalid_index ... ok
[INFO] [stdout] test matrix::test::test_matrix_subtract_invalid_dimensions ... ok
[INFO] [stdout] test matrix::test::test_matrix_dot_prod_invalid_dimensions ... ok
[INFO] [stdout] test matrix::test::test_matrix_add_invalid_dimensions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ml_from_scratch-7689a3aca2eea5a4
[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] [stderr]    Doc-tests ml-from-scratch
[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" "1119f519b3883a2717932f5c383314b4cf4066f32e49a2423b107558461e0330"`
[INFO] running `"docker" "rm" "-f" "1119f519b3883a2717932f5c383314b4cf4066f32e49a2423b107558461e0330"`
[INFO] [stdout] 1119f519b3883a2717932f5c383314b4cf4066f32e49a2423b107558461e0330