[INFO] cloning repository joshuamorton/rustnn
[INFO] running `"git" "clone" "--bare" "git://github.com/joshuamorton/rustnn.git" "work/cache/sources/gh/joshuamorton/rustnn"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/joshuamorton/rustnn'...
[INFO] running `"git" "clone" "work/cache/sources/gh/joshuamorton/rustnn" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/joshuamorton/rustnn"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/joshuamorton/rustnn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/joshuamorton/rustnn" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/joshuamorton/rustnn"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/joshuamorton/rustnn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 41e3ef22f7419fcf706ccd9cfe5c229ee9b2dc93
[INFO] sha for GitHub repo joshuamorton/rustnn: 41e3ef22f7419fcf706ccd9cfe5c229ee9b2dc93
[INFO] validating manifest of joshuamorton/rustnn on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of joshuamorton/rustnn on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing joshuamorton/rustnn
[INFO] finished frobbing joshuamorton/rustnn
[INFO] frobbed toml for joshuamorton/rustnn written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/joshuamorton/rustnn/Cargo.toml
[INFO] started frobbing joshuamorton/rustnn
[INFO] finished frobbing joshuamorton/rustnn
[INFO] frobbed toml for joshuamorton/rustnn written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/joshuamorton/rustnn/Cargo.toml
[INFO] crate joshuamorton/rustnn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing joshuamorton/rustnn against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/joshuamorton/rustnn:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] a27511d988f5515f735852870db491d2e6f70920a92cf01c72631618d2b60497
[INFO] running `"docker" "start" "-a" "a27511d988f5515f735852870db491d2e6f70920a92cf01c72631618d2b60497"`
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/crater/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 1.26s
[INFO] running `"docker" "inspect" "a27511d988f5515f735852870db491d2e6f70920a92cf01c72631618d2b60497"`
[INFO] running `"docker" "rm" "-f" "a27511d988f5515f735852870db491d2e6f70920a92cf01c72631618d2b60497"`
[INFO] [stdout] a27511d988f5515f735852870db491d2e6f70920a92cf01c72631618d2b60497
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/joshuamorton/rustnn:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3d1802d827701b75915dc05b05eacd9970caa045f7999c1cd3702f7461e9d11c
[INFO] running `"docker" "start" "-a" "3d1802d827701b75915dc05b05eacd9970caa045f7999c1cd3702f7461e9d11c"`
[INFO] [stderr]    Compiling nn v0.1.0 (/opt/crater/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 0.87s
[INFO] running `"docker" "inspect" "3d1802d827701b75915dc05b05eacd9970caa045f7999c1cd3702f7461e9d11c"`
[INFO] running `"docker" "rm" "-f" "3d1802d827701b75915dc05b05eacd9970caa045f7999c1cd3702f7461e9d11c"`
[INFO] [stdout] 3d1802d827701b75915dc05b05eacd9970caa045f7999c1cd3702f7461e9d11c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/joshuamorton/rustnn:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] efb56f19fcb24340abaa503277568473a74bf3ebcfd2eb56b603a2e80ddd83ad
[INFO] running `"docker" "start" "-a" "efb56f19fcb24340abaa503277568473a74bf3ebcfd2eb56b603a2e80ddd83ad"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nn-667e93e7aab16d80
[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" "efb56f19fcb24340abaa503277568473a74bf3ebcfd2eb56b603a2e80ddd83ad"`
[INFO] running `"docker" "rm" "-f" "efb56f19fcb24340abaa503277568473a74bf3ebcfd2eb56b603a2e80ddd83ad"`
[INFO] [stdout] efb56f19fcb24340abaa503277568473a74bf3ebcfd2eb56b603a2e80ddd83ad