Dec 12 23:03:43.292 INFO testing tylerreisinger/neural-network-deep-learning against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 12 23:03:43.292 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 23:03:43.875 INFO [stdout] f5cc2c11201cdc9fcd0595524b3c54c05933cbadfc82466eeecd0c70c94cfb63
Dec 12 23:03:43.879 INFO running `"docker" "start" "-a" "f5cc2c11201cdc9fcd0595524b3c54c05933cbadfc82466eeecd0c70c94cfb63"`
Dec 12 23:03:45.419 INFO [stderr] usermod: no changes
Dec 12 23:03:45.531 INFO [stderr]    Compiling neural_net v0.1.0 (/source)
Dec 12 23:03:46.019 INFO [stderr] warning: unused variable: `labels`
Dec 12 23:03:46.019 INFO [stderr]   --> src/main.rs:12:9
Dec 12 23:03:46.019 INFO [stderr]    |
Dec 12 23:03:46.019 INFO [stderr] 12 |     let labels = 
Dec 12 23:03:46.019 INFO [stderr]    |         ^^^^^^ help: consider using `_labels` instead
Dec 12 23:03:46.019 INFO [stderr]    |
Dec 12 23:03:46.019 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 23:03:46.019 INFO [stderr] 
Dec 12 23:03:46.019 INFO [stderr] warning: unused variable: `images`
Dec 12 23:03:46.019 INFO [stderr]   --> src/main.rs:14:9
Dec 12 23:03:46.019 INFO [stderr]    |
Dec 12 23:03:46.019 INFO [stderr] 14 |     let images = 
Dec 12 23:03:46.019 INFO [stderr]    |         ^^^^^^ help: consider using `_images` instead
Dec 12 23:03:46.019 INFO [stderr] 
Dec 12 23:03:46.814 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
Dec 12 23:03:46.814 INFO [stderr] su: No module specific data is present
Dec 12 23:03:47.543 INFO running `"docker" "inspect" "f5cc2c11201cdc9fcd0595524b3c54c05933cbadfc82466eeecd0c70c94cfb63"`
Dec 12 23:03:47.913 INFO running `"docker" "rm" "-f" "f5cc2c11201cdc9fcd0595524b3c54c05933cbadfc82466eeecd0c70c94cfb63"`
Dec 12 23:03:48.346 INFO [stdout] f5cc2c11201cdc9fcd0595524b3c54c05933cbadfc82466eeecd0c70c94cfb63
Dec 12 23:03:48.348 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 23:03:49.340 INFO [stdout] 866fafb49ba342c806063880739d3b4bbf2bc23fd09a810f1f242fca35313c02
Dec 12 23:03:49.342 INFO running `"docker" "start" "-a" "866fafb49ba342c806063880739d3b4bbf2bc23fd09a810f1f242fca35313c02"`
Dec 12 23:03:50.980 INFO [stderr] usermod: no changes
Dec 12 23:03:51.046 INFO [stderr]    Compiling neural_net v0.1.0 (/source)
Dec 12 23:03:51.313 INFO [stderr] warning: unused import: `super::*`
Dec 12 23:03:51.313 INFO [stderr]    --> src/mnist/idx.rs:402:9
Dec 12 23:03:51.313 INFO [stderr]     |
Dec 12 23:03:51.313 INFO [stderr] 402 |     use super::*;
Dec 12 23:03:51.313 INFO [stderr]     |         ^^^^^^^^
Dec 12 23:03:51.313 INFO [stderr]     |
Dec 12 23:03:51.313 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 12 23:03:51.313 INFO [stderr] 
Dec 12 23:03:51.535 INFO [stderr] warning: unused variable: `labels`
Dec 12 23:03:51.535 INFO [stderr]   --> src/main.rs:12:9
Dec 12 23:03:51.535 INFO [stderr]    |
Dec 12 23:03:51.535 INFO [stderr] 12 |     let labels = 
Dec 12 23:03:51.535 INFO [stderr]    |         ^^^^^^ help: consider using `_labels` instead
Dec 12 23:03:51.535 INFO [stderr]    |
Dec 12 23:03:51.535 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 23:03:51.535 INFO [stderr] 
Dec 12 23:03:51.535 INFO [stderr] warning: unused variable: `images`
Dec 12 23:03:51.535 INFO [stderr]   --> src/main.rs:14:9
Dec 12 23:03:51.535 INFO [stderr]    |
Dec 12 23:03:51.535 INFO [stderr] 14 |     let images = 
Dec 12 23:03:51.535 INFO [stderr]    |         ^^^^^^ help: consider using `_images` instead
Dec 12 23:03:51.535 INFO [stderr] 
Dec 12 23:03:52.015 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 12 23:03:52.015 INFO [stderr] su: No module specific data is present
Dec 12 23:03:52.819 INFO running `"docker" "inspect" "866fafb49ba342c806063880739d3b4bbf2bc23fd09a810f1f242fca35313c02"`
Dec 12 23:03:53.105 INFO running `"docker" "rm" "-f" "866fafb49ba342c806063880739d3b4bbf2bc23fd09a810f1f242fca35313c02"`
Dec 12 23:03:53.430 INFO [stdout] 866fafb49ba342c806063880739d3b4bbf2bc23fd09a810f1f242fca35313c02
Dec 12 23:03:53.437 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 23:03:54.019 INFO [stdout] ceb0d4e0919e5f7862b70768bfa6e0a54a903b5d7c4d2cf7a67274ad3723b95d
Dec 12 23:03:54.025 INFO running `"docker" "start" "-a" "ceb0d4e0919e5f7862b70768bfa6e0a54a903b5d7c4d2cf7a67274ad3723b95d"`
Dec 12 23:03:55.244 INFO [stderr] usermod: no changes
Dec 12 23:03:55.323 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 12 23:03:55.331 INFO [stderr]      Running /target/debug/deps/neural_net-a9251c3cc5b07ffe
Dec 12 23:03:55.343 INFO [stderr] su: No module specific data is present
Dec 12 23:03:55.343 INFO [stdout] 
Dec 12 23:03:55.343 INFO [stdout] running 0 tests
Dec 12 23:03:55.343 INFO [stdout] 
Dec 12 23:03:55.343 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 23:03:55.343 INFO [stdout] 
Dec 12 23:03:56.027 INFO running `"docker" "inspect" "ceb0d4e0919e5f7862b70768bfa6e0a54a903b5d7c4d2cf7a67274ad3723b95d"`
Dec 12 23:03:56.363 INFO running `"docker" "rm" "-f" "ceb0d4e0919e5f7862b70768bfa6e0a54a903b5d7c4d2cf7a67274ad3723b95d"`
Dec 12 23:03:56.679 INFO [stdout] ceb0d4e0919e5f7862b70768bfa6e0a54a903b5d7c4d2cf7a67274ad3723b95d