Dec 17 15:28:08.419 INFO checking shybyte/exercises-in-programming-style-rust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 15:28:08.419 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/shybyte/exercises-in-programming-style-rust:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 15:28:08.940 INFO [stdout] e4b03c5b51c13859a0667c7c5bab1a8806ad0e7c894ed09e44f7af75c73c0a24
Dec 17 15:28:08.942 INFO running `"docker" "start" "-a" "e4b03c5b51c13859a0667c7c5bab1a8806ad0e7c894ed09e44f7af75c73c0a24"`
Dec 17 15:28:11.742 INFO [stderr]     Checking exercises_in_programming_style_rust v0.1.0 (/opt/crater/workdir)
Dec 17 15:28:12.688 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:12.688 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 17 15:28:12.688 INFO [stderr]    |
Dec 17 15:28:12.688 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 17 15:28:12.688 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:12.712 INFO [stderr]    |
Dec 17 15:28:12.712 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 17 15:28:12.712 INFO [stderr] 
Dec 17 15:28:12.713 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:12.713 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 17 15:28:12.713 INFO [stderr]    |
Dec 17 15:28:12.713 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 17 15:28:12.713 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:12.713 INFO [stderr] 
Dec 17 15:28:12.713 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:12.713 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 17 15:28:12.713 INFO [stderr]    |
Dec 17 15:28:12.713 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 17 15:28:12.713 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:12.713 INFO [stderr] 
Dec 17 15:28:12.713 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:12.713 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 17 15:28:12.713 INFO [stderr]    |
Dec 17 15:28:12.713 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 17 15:28:12.713 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:12.713 INFO [stderr] 
Dec 17 15:28:12.713 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:12.713 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 17 15:28:12.713 INFO [stderr]    |
Dec 17 15:28:12.713 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 17 15:28:12.713 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:12.713 INFO [stderr] 
Dec 17 15:28:12.713 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:12.713 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 17 15:28:12.713 INFO [stderr]    |
Dec 17 15:28:12.713 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 17 15:28:12.713 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:12.713 INFO [stderr] 
Dec 17 15:28:13.860 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:13.860 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 17 15:28:13.861 INFO [stderr]    |
Dec 17 15:28:13.861 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 17 15:28:13.861 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:13.861 INFO [stderr]    |
Dec 17 15:28:13.861 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 17 15:28:13.861 INFO [stderr] 
Dec 17 15:28:13.861 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:13.861 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 17 15:28:13.861 INFO [stderr]    |
Dec 17 15:28:13.861 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 17 15:28:13.861 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:13.861 INFO [stderr] 
Dec 17 15:28:13.861 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:13.861 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 17 15:28:13.861 INFO [stderr]    |
Dec 17 15:28:13.861 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 17 15:28:13.861 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:13.861 INFO [stderr] 
Dec 17 15:28:13.861 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:13.861 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 17 15:28:13.861 INFO [stderr]    |
Dec 17 15:28:13.861 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 17 15:28:13.861 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:13.861 INFO [stderr] 
Dec 17 15:28:13.861 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:13.861 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 17 15:28:13.861 INFO [stderr]    |
Dec 17 15:28:13.861 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 17 15:28:13.861 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:13.861 INFO [stderr] 
Dec 17 15:28:13.862 INFO [stderr] warning: doc comment not used by rustdoc
Dec 17 15:28:13.862 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 17 15:28:13.862 INFO [stderr]    |
Dec 17 15:28:13.862 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 17 15:28:13.863 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:28:13.863 INFO [stderr] 
Dec 17 15:28:15.081 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
Dec 17 15:28:16.188 INFO running `"docker" "inspect" "e4b03c5b51c13859a0667c7c5bab1a8806ad0e7c894ed09e44f7af75c73c0a24"`
Dec 17 15:28:16.624 INFO running `"docker" "rm" "-f" "e4b03c5b51c13859a0667c7c5bab1a8806ad0e7c894ed09e44f7af75c73c0a24"`
Dec 17 15:28:17.018 INFO [stdout] e4b03c5b51c13859a0667c7c5bab1a8806ad0e7c894ed09e44f7af75c73c0a24