Dec 11 09:33:54.800 INFO checking shybyte/exercises-in-programming-style-rust against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 09:33:54.800 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 09:33:55.268 INFO [stdout] 972c9034cac61a9404950ec9ab55cf89b35b7e73f62e4408933afe3e4263415d
Dec 11 09:33:55.276 INFO running `"docker" "start" "-a" "972c9034cac61a9404950ec9ab55cf89b35b7e73f62e4408933afe3e4263415d"`
Dec 11 09:33:56.652 INFO [stderr] usermod: no changes
Dec 11 09:33:56.768 INFO [stderr]     Checking exercises_in_programming_style_rust v0.1.0 (/source)
Dec 11 09:33:58.484 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:58.484 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 11 09:33:58.484 INFO [stderr]    |
Dec 11 09:33:58.485 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 11 09:33:58.485 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:58.485 INFO [stderr]    |
Dec 11 09:33:58.485 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 11 09:33:58.485 INFO [stderr] 
Dec 11 09:33:58.485 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:58.485 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 11 09:33:58.485 INFO [stderr]    |
Dec 11 09:33:58.485 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 11 09:33:58.485 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:58.485 INFO [stderr] 
Dec 11 09:33:58.485 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:58.485 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 11 09:33:58.486 INFO [stderr]    |
Dec 11 09:33:58.486 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 11 09:33:58.486 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:58.486 INFO [stderr] 
Dec 11 09:33:58.486 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:58.486 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 11 09:33:58.486 INFO [stderr]    |
Dec 11 09:33:58.486 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 11 09:33:58.486 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:58.487 INFO [stderr] 
Dec 11 09:33:58.487 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:58.487 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 11 09:33:58.487 INFO [stderr]    |
Dec 11 09:33:58.487 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 11 09:33:58.487 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:58.487 INFO [stderr] 
Dec 11 09:33:58.487 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:58.487 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 11 09:33:58.488 INFO [stderr]    |
Dec 11 09:33:58.488 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 11 09:33:58.488 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:58.488 INFO [stderr] 
Dec 11 09:33:59.984 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:59.984 INFO [stderr]   --> src/bin/04-cookbook.rs:16:5
Dec 11 09:33:59.984 INFO [stderr]    |
Dec 11 09:33:59.984 INFO [stderr] 16 |     /// Takes a path to a file and assigns the entire
Dec 11 09:33:59.984 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:59.984 INFO [stderr]    |
Dec 11 09:33:59.984 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 11 09:33:59.984 INFO [stderr] 
Dec 11 09:33:59.984 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:59.984 INFO [stderr]   --> src/bin/04-cookbook.rs:25:5
Dec 11 09:33:59.984 INFO [stderr]    |
Dec 11 09:33:59.984 INFO [stderr] 25 |     /// Replaces all nonalphanumeric chars in data with white space
Dec 11 09:33:59.984 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:59.984 INFO [stderr] 
Dec 11 09:33:59.984 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:59.984 INFO [stderr]   --> src/bin/04-cookbook.rs:36:5
Dec 11 09:33:59.984 INFO [stderr]    |
Dec 11 09:33:59.984 INFO [stderr] 36 |     /// Scans data for words, filling the global variable words
Dec 11 09:33:59.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:59.985 INFO [stderr] 
Dec 11 09:33:59.985 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:59.985 INFO [stderr]   --> src/bin/04-cookbook.rs:42:5
Dec 11 09:33:59.985 INFO [stderr]    |
Dec 11 09:33:59.985 INFO [stderr] 42 |     /// Scans data for words, filling the global variable words
Dec 11 09:33:59.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:59.985 INFO [stderr] 
Dec 11 09:33:59.985 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:59.985 INFO [stderr]   --> src/bin/04-cookbook.rs:61:5
Dec 11 09:33:59.985 INFO [stderr]    |
Dec 11 09:33:59.985 INFO [stderr] 61 |     /// Creates a list of pairs associating words with frequencies
Dec 11 09:33:59.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:59.985 INFO [stderr] 
Dec 11 09:33:59.985 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:33:59.985 INFO [stderr]   --> src/bin/04-cookbook.rs:73:5
Dec 11 09:33:59.985 INFO [stderr]    |
Dec 11 09:33:59.985 INFO [stderr] 73 |     /// Sorts word_freqs by frequency
Dec 11 09:33:59.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:33:59.985 INFO [stderr] 
Dec 11 09:34:00.228 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
Dec 11 09:34:00.247 INFO [stderr] su: No module specific data is present
Dec 11 09:34:01.290 INFO running `"docker" "inspect" "972c9034cac61a9404950ec9ab55cf89b35b7e73f62e4408933afe3e4263415d"`
Dec 11 09:34:01.584 INFO running `"docker" "rm" "-f" "972c9034cac61a9404950ec9ab55cf89b35b7e73f62e4408933afe3e4263415d"`
Dec 11 09:34:01.872 INFO [stdout] 972c9034cac61a9404950ec9ab55cf89b35b7e73f62e4408933afe3e4263415d