Dec 13 03:23:23.634 INFO testing shybyte/exercises-in-programming-style-rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 03:23:23.634 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13 03:23:24.175 INFO [stdout] d04b600e4be62a64ebbbb618c69f5f1c8e5950f585ed054dcaa8a95a77c54f57
Dec 13 03:23:24.178 INFO running `"docker" "start" "-a" "d04b600e4be62a64ebbbb618c69f5f1c8e5950f585ed054dcaa8a95a77c54f57"`
Dec 13 03:23:25.559 INFO [stderr] usermod: no changes
Dec 13 03:23:25.595 INFO [stderr]    Compiling exercises_in_programming_style_rust v0.1.0 (/source)
Dec 13 03:23:26.888 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:26.888 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 13 03:23:26.888 INFO [stderr]    |
Dec 13 03:23:26.888 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 13 03:23:26.888 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:26.888 INFO [stderr]    |
Dec 13 03:23:26.888 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 13 03:23:26.888 INFO [stderr] 
Dec 13 03:23:26.888 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:26.888 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 13 03:23:26.888 INFO [stderr]    |
Dec 13 03:23:26.888 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 13 03:23:26.888 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:26.888 INFO [stderr] 
Dec 13 03:23:26.888 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:26.888 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 13 03:23:26.888 INFO [stderr]    |
Dec 13 03:23:26.888 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 13 03:23:26.888 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:26.888 INFO [stderr] 
Dec 13 03:23:26.888 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:26.888 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 13 03:23:26.888 INFO [stderr]    |
Dec 13 03:23:26.888 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 13 03:23:26.888 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:26.888 INFO [stderr] 
Dec 13 03:23:26.888 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:26.888 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 13 03:23:26.888 INFO [stderr]    |
Dec 13 03:23:26.888 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 13 03:23:26.888 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:26.889 INFO [stderr] 
Dec 13 03:23:26.889 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:26.889 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 13 03:23:26.889 INFO [stderr]    |
Dec 13 03:23:26.889 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 13 03:23:26.889 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:26.889 INFO [stderr] 
Dec 13 03:23:35.587 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.00s
Dec 13 03:23:35.587 INFO [stderr] su: No module specific data is present
Dec 13 03:23:36.263 INFO running `"docker" "inspect" "d04b600e4be62a64ebbbb618c69f5f1c8e5950f585ed054dcaa8a95a77c54f57"`
Dec 13 03:23:36.576 INFO running `"docker" "rm" "-f" "d04b600e4be62a64ebbbb618c69f5f1c8e5950f585ed054dcaa8a95a77c54f57"`
Dec 13 03:23:36.987 INFO [stdout] d04b600e4be62a64ebbbb618c69f5f1c8e5950f585ed054dcaa8a95a77c54f57
Dec 13 03:23:36.992 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13 03:23:37.415 INFO [stdout] cf3411535463d4fbda1f2729890e019b91e643c5cfd6453b068fca21f7b886c4
Dec 13 03:23:37.421 INFO running `"docker" "start" "-a" "cf3411535463d4fbda1f2729890e019b91e643c5cfd6453b068fca21f7b886c4"`
Dec 13 03:23:38.327 INFO [stderr] usermod: no changes
Dec 13 03:23:38.375 INFO [stderr]    Compiling exercises_in_programming_style_rust v0.1.0 (/source)
Dec 13 03:23:39.339 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:39.339 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 13 03:23:39.339 INFO [stderr]    |
Dec 13 03:23:39.339 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 13 03:23:39.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:39.339 INFO [stderr]    |
Dec 13 03:23:39.339 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 13 03:23:39.339 INFO [stderr] 
Dec 13 03:23:39.339 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:39.339 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 13 03:23:39.339 INFO [stderr]    |
Dec 13 03:23:39.339 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 13 03:23:39.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:39.339 INFO [stderr] 
Dec 13 03:23:39.339 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:39.339 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 13 03:23:39.339 INFO [stderr]    |
Dec 13 03:23:39.339 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 13 03:23:39.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:39.339 INFO [stderr] 
Dec 13 03:23:39.339 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:39.339 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 13 03:23:39.339 INFO [stderr]    |
Dec 13 03:23:39.339 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 13 03:23:39.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:39.339 INFO [stderr] 
Dec 13 03:23:39.339 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:39.339 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 13 03:23:39.339 INFO [stderr]    |
Dec 13 03:23:39.339 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 13 03:23:39.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:39.339 INFO [stderr] 
Dec 13 03:23:39.339 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 03:23:39.339 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 13 03:23:39.339 INFO [stderr]    |
Dec 13 03:23:39.339 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 13 03:23:39.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:23:39.339 INFO [stderr] 
Dec 13 03:23:41.006 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
Dec 13 03:23:41.009 INFO [stderr] su: No module specific data is present
Dec 13 03:23:41.536 INFO running `"docker" "inspect" "cf3411535463d4fbda1f2729890e019b91e643c5cfd6453b068fca21f7b886c4"`
Dec 13 03:23:41.707 INFO running `"docker" "rm" "-f" "cf3411535463d4fbda1f2729890e019b91e643c5cfd6453b068fca21f7b886c4"`
Dec 13 03:23:41.868 INFO [stdout] cf3411535463d4fbda1f2729890e019b91e643c5cfd6453b068fca21f7b886c4
Dec 13 03:23:41.873 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13 03:23:42.418 INFO [stdout] 002f3dd437f03229828ec373113ca807450d9a4a40e8f3d119138b3de6d90ac6
Dec 13 03:23:42.420 INFO running `"docker" "start" "-a" "002f3dd437f03229828ec373113ca807450d9a4a40e8f3d119138b3de6d90ac6"`
Dec 13 03:23:43.255 INFO [stderr] usermod: no changes
Dec 13 03:23:43.313 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/03_monolith-366d32caf34f936c
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/04_cookbook-53ca140958d9e2fe
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/05_pipeline-c4bf98f7d294d9c3
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/06_code_golf-cb09cf48041cd5ed
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/07_infinite_mirror-e7e253470eec816e
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/09_the_one-af6e54f65b1f2e07
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/10_things-f83c6a1af0f01cb0
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/42_rusty-3d649cd2c31e3af3
Dec 13 03:23:43.314 INFO [stderr]      Running /target/debug/deps/exercises_in_programming_style_rust-d7e6f0806c2a5c78
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] running 0 tests
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] running 0 tests
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] running 0 tests
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] running 0 tests
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] running 0 tests
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] running 0 tests
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.314 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.314 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] running 0 tests
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] running 0 tests
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] running 0 tests
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 03:23:43.381 INFO [stdout] 
Dec 13 03:23:43.381 INFO [stderr] su: No module specific data is present
Dec 13 03:23:43.628 INFO running `"docker" "inspect" "002f3dd437f03229828ec373113ca807450d9a4a40e8f3d119138b3de6d90ac6"`
Dec 13 03:23:43.822 INFO running `"docker" "rm" "-f" "002f3dd437f03229828ec373113ca807450d9a4a40e8f3d119138b3de6d90ac6"`
Dec 13 03:23:43.969 INFO [stdout] 002f3dd437f03229828ec373113ca807450d9a4a40e8f3d119138b3de6d90ac6