[INFO] updating cached repository https://github.com/aol1306/multilayer-xor
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 722e6b40fa5ee65da97e77cf2e57dc932f5e8740
[INFO] testing aol1306/multilayer-xor against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Faol1306%2Fmultilayer-xor" "work/builds/worker-11/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aol1306/multilayer-xor on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aol1306/multilayer-xor
[INFO] finished tweaking git repo https://github.com/aol1306/multilayer-xor
[INFO] tweaked toml for git repo https://github.com/aol1306/multilayer-xor written to work/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/aol1306/multilayer-xor already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] cef662860311529783d2ce01067232bff27fc9feb77a27ebadcb475dfae10b1b
[INFO] running `"docker" "start" "-a" "cef662860311529783d2ce01067232bff27fc9feb77a27ebadcb475dfae10b1b"`
[INFO] [stderr]    Compiling multilayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]    --> src/lib.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |             rng.shuffle(&mut training_set);
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/lib.rs:408:5
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn add(&mut self, inputs : Vec<f64>, expected : Vec<f64>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `"docker" "inspect" "cef662860311529783d2ce01067232bff27fc9feb77a27ebadcb475dfae10b1b"`
[INFO] running `"docker" "rm" "-f" "cef662860311529783d2ce01067232bff27fc9feb77a27ebadcb475dfae10b1b"`
[INFO] [stdout] cef662860311529783d2ce01067232bff27fc9feb77a27ebadcb475dfae10b1b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 481d0e928261e062dd73aeeb39d30028a124ac08c0b987242dd66b8cb56b72e4
[INFO] running `"docker" "start" "-a" "481d0e928261e062dd73aeeb39d30028a124ac08c0b987242dd66b8cb56b72e4"`
[INFO] [stderr]    Compiling multilayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]    --> src/lib.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |             rng.shuffle(&mut training_set);
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/lib.rs:408:5
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn add(&mut self, inputs : Vec<f64>, expected : Vec<f64>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "481d0e928261e062dd73aeeb39d30028a124ac08c0b987242dd66b8cb56b72e4"`
[INFO] running `"docker" "rm" "-f" "481d0e928261e062dd73aeeb39d30028a124ac08c0b987242dd66b8cb56b72e4"`
[INFO] [stdout] 481d0e928261e062dd73aeeb39d30028a124ac08c0b987242dd66b8cb56b72e4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] d4d7f4c2a552868a47201ece3ac458611bfa8ba468cacc3129435dcfbef7d5eb
[INFO] running `"docker" "start" "-a" "d4d7f4c2a552868a47201ece3ac458611bfa8ba468cacc3129435dcfbef7d5eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/multilayer-fffb378615afdd9c
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_calculate_network_error ... ok
[INFO] [stdout] test test_neuron_activation ... ok
[INFO] [stdout] test test_neuron_derived_activation ... ok
[INFO] [stdout] test test_calculate_layer_result ... ok
[INFO] [stdout] test test_calculate_network_output ... ok
[INFO] [stdout] test test_calculate_network_output_full ... ok
[INFO] [stdout] test test_network_new ... ok
[INFO] [stdout] test test_neuron_new ... ok
[INFO] [stdout] test test_neuron_calculate_output ... ok
[INFO] [stdout] test test_recalculate_weights ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/multilayer-a8be97bc876dfb46
[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 multilayer
[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" "d4d7f4c2a552868a47201ece3ac458611bfa8ba468cacc3129435dcfbef7d5eb"`
[INFO] running `"docker" "rm" "-f" "d4d7f4c2a552868a47201ece3ac458611bfa8ba468cacc3129435dcfbef7d5eb"`
[INFO] [stdout] d4d7f4c2a552868a47201ece3ac458611bfa8ba468cacc3129435dcfbef7d5eb