Oct 12 13:49:01.168 INFO checking shybyte/exercises-in-programming-style-rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 13:49:01.168 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 13:49:01.698 INFO blam! 139c1eb919ab40fdc377563e0b06e16dfa338091e08256b8a28b2799eeadc7fb
Oct 12 13:49:01.700 INFO running `"docker" "start" "-a" "139c1eb919ab40fdc377563e0b06e16dfa338091e08256b8a28b2799eeadc7fb"`
Oct 12 13:49:03.071 INFO kablam! usermod: no changes
Oct 12 13:49:03.136 INFO kablam!     Checking exercises_in_programming_style_rust v0.1.0 (/source)
Oct 12 13:49:06.818 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.818 INFO kablam!   --> src/bin/04-cookbook.rs:16:5
Oct 12 13:49:06.818 INFO kablam!    |
Oct 12 13:49:06.818 INFO kablam! 16 |     /// Takes a path to a file and assigns the entire
Oct 12 13:49:06.818 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.832 INFO kablam!    |
Oct 12 13:49:06.832 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Oct 12 13:49:06.833 INFO kablam! 
Oct 12 13:49:06.833 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.833 INFO kablam!   --> src/bin/04-cookbook.rs:25:5
Oct 12 13:49:06.834 INFO kablam!    |
Oct 12 13:49:06.834 INFO kablam! 25 |     /// Replaces all nonalphanumeric chars in data with white space
Oct 12 13:49:06.835 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.835 INFO kablam! 
Oct 12 13:49:06.836 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.836 INFO kablam!   --> src/bin/04-cookbook.rs:36:5
Oct 12 13:49:06.837 INFO kablam!    |
Oct 12 13:49:06.837 INFO kablam! 36 |     /// Scans data for words, filling the global variable words
Oct 12 13:49:06.838 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.838 INFO kablam! 
Oct 12 13:49:06.839 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.839 INFO kablam!   --> src/bin/04-cookbook.rs:42:5
Oct 12 13:49:06.840 INFO kablam!    |
Oct 12 13:49:06.840 INFO kablam! 42 |     /// Scans data for words, filling the global variable words
Oct 12 13:49:06.841 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.841 INFO kablam! 
Oct 12 13:49:06.842 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.842 INFO kablam!   --> src/bin/04-cookbook.rs:61:5
Oct 12 13:49:06.842 INFO kablam!    |
Oct 12 13:49:06.843 INFO kablam! 61 |     /// Creates a list of pairs associating words with frequencies
Oct 12 13:49:06.843 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.844 INFO kablam! 
Oct 12 13:49:06.844 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.845 INFO kablam!   --> src/bin/04-cookbook.rs:73:5
Oct 12 13:49:06.845 INFO kablam!    |
Oct 12 13:49:06.845 INFO kablam! 73 |     /// Sorts word_freqs by frequency
Oct 12 13:49:06.845 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.845 INFO kablam! 
Oct 12 13:49:06.889 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.889 INFO kablam!   --> src/bin/04-cookbook.rs:16:5
Oct 12 13:49:06.889 INFO kablam!    |
Oct 12 13:49:06.889 INFO kablam! 16 |     /// Takes a path to a file and assigns the entire
Oct 12 13:49:06.889 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.889 INFO kablam!    |
Oct 12 13:49:06.889 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Oct 12 13:49:06.889 INFO kablam! 
Oct 12 13:49:06.889 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.889 INFO kablam!   --> src/bin/04-cookbook.rs:25:5
Oct 12 13:49:06.889 INFO kablam!    |
Oct 12 13:49:06.889 INFO kablam! 25 |     /// Replaces all nonalphanumeric chars in data with white space
Oct 12 13:49:06.889 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.889 INFO kablam! 
Oct 12 13:49:06.889 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.889 INFO kablam!   --> src/bin/04-cookbook.rs:36:5
Oct 12 13:49:06.889 INFO kablam!    |
Oct 12 13:49:06.889 INFO kablam! 36 |     /// Scans data for words, filling the global variable words
Oct 12 13:49:06.889 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.889 INFO kablam! 
Oct 12 13:49:06.889 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.889 INFO kablam!   --> src/bin/04-cookbook.rs:42:5
Oct 12 13:49:06.889 INFO kablam!    |
Oct 12 13:49:06.889 INFO kablam! 42 |     /// Scans data for words, filling the global variable words
Oct 12 13:49:06.889 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.889 INFO kablam! 
Oct 12 13:49:06.889 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.889 INFO kablam!   --> src/bin/04-cookbook.rs:61:5
Oct 12 13:49:06.889 INFO kablam!    |
Oct 12 13:49:06.889 INFO kablam! 61 |     /// Creates a list of pairs associating words with frequencies
Oct 12 13:49:06.889 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.889 INFO kablam! 
Oct 12 13:49:06.893 INFO kablam! warning: doc comment not used by rustdoc
Oct 12 13:49:06.893 INFO kablam!   --> src/bin/04-cookbook.rs:73:5
Oct 12 13:49:06.893 INFO kablam!    |
Oct 12 13:49:06.893 INFO kablam! 73 |     /// Sorts word_freqs by frequency
Oct 12 13:49:06.893 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:49:06.893 INFO kablam! 
Oct 12 13:49:07.633 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
Oct 12 13:49:07.637 INFO kablam! su: No module specific data is present
Oct 12 13:49:08.888 INFO running `"docker" "rm" "-f" "139c1eb919ab40fdc377563e0b06e16dfa338091e08256b8a28b2799eeadc7fb"`
Oct 12 13:49:09.296 INFO blam! 139c1eb919ab40fdc377563e0b06e16dfa338091e08256b8a28b2799eeadc7fb