Dec 04 10:13:17.859 INFO checking shybyte/exercises-in-programming-style-rust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 10:13:17.859 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 04 10:13:18.411 INFO [stdout] c278deccc0e7a4eee03889ba3f26445e441e60ac92e3b6dd2c409eb94fd91ee4
Dec 04 10:13:18.413 INFO running `"docker" "start" "-a" "c278deccc0e7a4eee03889ba3f26445e441e60ac92e3b6dd2c409eb94fd91ee4"`
Dec 04 10:13:19.787 INFO [stderr] usermod: no changes
Dec 04 10:13:19.847 INFO [stderr]     Checking exercises_in_programming_style_rust v0.1.0 (/source)
Dec 04 10:13:21.336 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:21.336 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 04 10:13:21.336 INFO [stderr]    |
Dec 04 10:13:21.336 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 04 10:13:21.336 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:21.355 INFO [stderr]    |
Dec 04 10:13:21.355 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 04 10:13:21.355 INFO [stderr] 
Dec 04 10:13:21.356 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:21.356 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 04 10:13:21.356 INFO [stderr]    |
Dec 04 10:13:21.356 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 04 10:13:21.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:21.356 INFO [stderr] 
Dec 04 10:13:21.356 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:21.356 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 04 10:13:21.356 INFO [stderr]    |
Dec 04 10:13:21.356 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 04 10:13:21.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:21.356 INFO [stderr] 
Dec 04 10:13:21.356 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:21.356 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 04 10:13:21.356 INFO [stderr]    |
Dec 04 10:13:21.356 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 04 10:13:21.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:21.356 INFO [stderr] 
Dec 04 10:13:21.356 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:21.356 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 04 10:13:21.356 INFO [stderr]    |
Dec 04 10:13:21.356 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 04 10:13:21.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:21.356 INFO [stderr] 
Dec 04 10:13:21.357 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:21.357 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 04 10:13:21.357 INFO [stderr]    |
Dec 04 10:13:21.357 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 04 10:13:21.357 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:21.357 INFO [stderr] 
Dec 04 10:13:23.003 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:23.003 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 04 10:13:23.003 INFO [stderr]    |
Dec 04 10:13:23.003 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 04 10:13:23.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:23.003 INFO [stderr]    |
Dec 04 10:13:23.003 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 04 10:13:23.003 INFO [stderr] 
Dec 04 10:13:23.003 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:23.003 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 04 10:13:23.003 INFO [stderr]    |
Dec 04 10:13:23.003 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 04 10:13:23.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:23.003 INFO [stderr] 
Dec 04 10:13:23.003 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:23.003 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 04 10:13:23.003 INFO [stderr]    |
Dec 04 10:13:23.003 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 04 10:13:23.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:23.003 INFO [stderr] 
Dec 04 10:13:23.003 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:23.003 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 04 10:13:23.003 INFO [stderr]    |
Dec 04 10:13:23.003 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 04 10:13:23.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:23.003 INFO [stderr] 
Dec 04 10:13:23.003 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:23.003 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 04 10:13:23.003 INFO [stderr]    |
Dec 04 10:13:23.003 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 04 10:13:23.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:23.003 INFO [stderr] 
Dec 04 10:13:23.003 INFO [stderr] warning: doc comment not used by rustdoc
Dec 04 10:13:23.003 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 04 10:13:23.003 INFO [stderr]    |
Dec 04 10:13:23.003 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 04 10:13:23.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:13:23.003 INFO [stderr] 
Dec 04 10:13:24.159 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
Dec 04 10:13:24.163 INFO [stderr] su: No module specific data is present
Dec 04 10:13:25.455 INFO running `"docker" "inspect" "c278deccc0e7a4eee03889ba3f26445e441e60ac92e3b6dd2c409eb94fd91ee4"`
Dec 04 10:13:25.761 INFO running `"docker" "rm" "-f" "c278deccc0e7a4eee03889ba3f26445e441e60ac92e3b6dd2c409eb94fd91ee4"`
Dec 04 10:13:26.129 INFO [stdout] c278deccc0e7a4eee03889ba3f26445e441e60ac92e3b6dd2c409eb94fd91ee4