Oct 26 22:25:44.576 INFO checking rcoverick/rust_dailyprogrammer against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 22:25:44.576 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-1/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 26 22:25:45.031 INFO blam! c8ae93f19d79e9cc85d1b598ff7a191a8042230369562697b4763f9480839ace
Oct 26 22:25:45.033 INFO running `"docker" "start" "-a" "c8ae93f19d79e9cc85d1b598ff7a191a8042230369562697b4763f9480839ace"`
Oct 26 22:25:46.650 INFO kablam! usermod: no changes
Oct 26 22:25:46.720 INFO kablam!     Checking dailyprogrammer v0.1.0 (/source)
Oct 26 22:25:47.159 INFO kablam! warning: doc comment not used by rustdoc
Oct 26 22:25:47.159 INFO kablam!  --> src/challenge/easy/pandigital_roman_numbers.rs:3:5
Oct 26 22:25:47.159 INFO kablam!   |
Oct 26 22:25:47.159 INFO kablam! 3 |     ///Numerals need to be in order. Each pair of numerals can be swapped to form a different number. 
Oct 26 22:25:47.159 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:25:47.159 INFO kablam!   |
Oct 26 22:25:47.159 INFO kablam!   = note: #[warn(unused_doc_comments)] on by default
Oct 26 22:25:47.171 INFO kablam! 
Oct 26 22:25:47.171 INFO kablam! warning: unnecessary parentheses around method argument
Oct 26 22:25:47.171 INFO kablam!   --> src/challenge/intermediate/pgm_manipulation.rs:20:32
Oct 26 22:25:47.171 INFO kablam!    |
Oct 26 22:25:47.171 INFO kablam! 20 |     io::stdin().read_to_string((&mut buf)).unwrap();
Oct 26 22:25:47.171 INFO kablam!    |                                ^^^^^^^^^^ help: remove these parentheses
Oct 26 22:25:47.171 INFO kablam!    |
Oct 26 22:25:47.171 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 26 22:25:47.171 INFO kablam! 
Oct 26 22:25:47.259 INFO kablam! warning: doc comment not used by rustdoc
Oct 26 22:25:47.259 INFO kablam!  --> src/challenge/easy/pandigital_roman_numbers.rs:3:5
Oct 26 22:25:47.260 INFO kablam!   |
Oct 26 22:25:47.260 INFO kablam! 3 |     ///Numerals need to be in order. Each pair of numerals can be swapped to form a different number. 
Oct 26 22:25:47.260 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:25:47.261 INFO kablam!   |
Oct 26 22:25:47.261 INFO kablam!   = note: #[warn(unused_doc_comments)] on by default
Oct 26 22:25:47.261 INFO kablam! 
Oct 26 22:25:47.262 INFO kablam! warning: unnecessary parentheses around method argument
Oct 26 22:25:47.262 INFO kablam!   --> src/challenge/intermediate/pgm_manipulation.rs:20:32
Oct 26 22:25:47.262 INFO kablam!    |
Oct 26 22:25:47.263 INFO kablam! 20 |     io::stdin().read_to_string((&mut buf)).unwrap();
Oct 26 22:25:47.263 INFO kablam!    |                                ^^^^^^^^^^ help: remove these parentheses
Oct 26 22:25:47.263 INFO kablam!    |
Oct 26 22:25:47.263 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 26 22:25:47.264 INFO kablam! 
Oct 26 22:25:47.731 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:25:47.731 INFO kablam!   --> src/challenge/intermediate/pgm_manipulation.rs:38:41
Oct 26 22:25:47.732 INFO kablam!    |
Oct 26 22:25:47.732 INFO kablam! 38 |     res.chunks_mut(width as usize).map(|mut x| x.reverse()).count();
Oct 26 22:25:47.732 INFO kablam!    |                                         ----^
Oct 26 22:25:47.733 INFO kablam!    |                                         |
Oct 26 22:25:47.733 INFO kablam!    |                                         help: remove this `mut`
Oct 26 22:25:47.733 INFO kablam!    |
Oct 26 22:25:47.734 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 22:25:47.734 INFO kablam! 
Oct 26 22:25:47.759 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:25:47.759 INFO kablam!   --> src/challenge/intermediate/pgm_manipulation.rs:38:41
Oct 26 22:25:47.759 INFO kablam!    |
Oct 26 22:25:47.759 INFO kablam! 38 |     res.chunks_mut(width as usize).map(|mut x| x.reverse()).count();
Oct 26 22:25:47.759 INFO kablam!    |                                         ----^
Oct 26 22:25:47.759 INFO kablam!    |                                         |
Oct 26 22:25:47.759 INFO kablam!    |                                         help: remove this `mut`
Oct 26 22:25:47.759 INFO kablam!    |
Oct 26 22:25:47.759 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 22:25:47.759 INFO kablam! 
Oct 26 22:25:48.307 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Oct 26 22:25:48.315 INFO kablam! su: No module specific data is present
Oct 26 22:25:49.074 INFO running `"docker" "rm" "-f" "c8ae93f19d79e9cc85d1b598ff7a191a8042230369562697b4763f9480839ace"`
Oct 26 22:25:49.355 INFO blam! c8ae93f19d79e9cc85d1b598ff7a191a8042230369562697b4763f9480839ace