[INFO] updating cached repository https://github.com/joshuamorton/rustnn
[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] 41e3ef22f7419fcf706ccd9cfe5c229ee9b2dc93
[INFO] testing joshuamorton/rustnn against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuamorton%2Frustnn" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshuamorton/rustnn on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/joshuamorton/rustnn
[INFO] finished tweaking git repo https://github.com/joshuamorton/rustnn
[INFO] tweaked toml for git repo https://github.com/joshuamorton/rustnn written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/joshuamorton/rustnn already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 68b3521d8925676229dce056029040740bcb1ce450a5f78e42c6ac9b53345bbc
[INFO] running `"docker" "start" "-a" "68b3521d8925676229dce056029040740bcb1ce450a5f78e42c6ac9b53345bbc"`
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `train`
[INFO] [stderr]    --> src/main.rs:367:5
[INFO] [stderr]     |
[INFO] [stderr] 367 |     fn train(&mut self, samples: &Vec<Vec<f32>>, outs: &Vec<Vec<f32>> ) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `"docker" "inspect" "68b3521d8925676229dce056029040740bcb1ce450a5f78e42c6ac9b53345bbc"`
[INFO] running `"docker" "rm" "-f" "68b3521d8925676229dce056029040740bcb1ce450a5f78e42c6ac9b53345bbc"`
[INFO] [stdout] 68b3521d8925676229dce056029040740bcb1ce450a5f78e42c6ac9b53345bbc
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8a9e08df0f364ed73ddb3b3b78ead72492da1cb3f4da9335e4c8bf23be3c19fd
[INFO] running `"docker" "start" "-a" "8a9e08df0f364ed73ddb3b3b78ead72492da1cb3f4da9335e4c8bf23be3c19fd"`
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `train`
[INFO] [stderr]    --> src/main.rs:367:5
[INFO] [stderr]     |
[INFO] [stderr] 367 |     fn train(&mut self, samples: &Vec<Vec<f32>>, outs: &Vec<Vec<f32>> ) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "8a9e08df0f364ed73ddb3b3b78ead72492da1cb3f4da9335e4c8bf23be3c19fd"`
[INFO] running `"docker" "rm" "-f" "8a9e08df0f364ed73ddb3b3b78ead72492da1cb3f4da9335e4c8bf23be3c19fd"`
[INFO] [stdout] 8a9e08df0f364ed73ddb3b3b78ead72492da1cb3f4da9335e4c8bf23be3c19fd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 2add6c8ce027532c25de5982bbc745a9ded9e75015f3b04c18b9eef09dfc0f50
[INFO] running `"docker" "start" "-a" "2add6c8ce027532c25de5982bbc745a9ded9e75015f3b04c18b9eef09dfc0f50"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nn-b92835028585f2d7
[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" "2add6c8ce027532c25de5982bbc745a9ded9e75015f3b04c18b9eef09dfc0f50"`
[INFO] running `"docker" "rm" "-f" "2add6c8ce027532c25de5982bbc745a9ded9e75015f3b04c18b9eef09dfc0f50"`
[INFO] [stdout] 2add6c8ce027532c25de5982bbc745a9ded9e75015f3b04c18b9eef09dfc0f50