Dec 17 14:33:26.540 INFO checking sts10/advent-of-code-2018 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 14:33:26.540 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/sts10/advent-of-code-2018:/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 14:33:26.988 INFO [stdout] 9f9fe07ae9f6d3818d4423ace53fcbbeba8787dc216816945484e24dc45a0cb3
Dec 17 14:33:26.996 INFO running `"docker" "start" "-a" "9f9fe07ae9f6d3818d4423ace53fcbbeba8787dc216816945484e24dc45a0cb3"`
Dec 17 14:33:28.620 INFO [stderr]     Checking chrono v0.4.6
Dec 17 14:33:30.477 INFO [stderr]     Checking advent-of-code-2018-reorganized v0.1.0 (/opt/crater/workdir)
Dec 17 14:33:31.468 INFO [stderr] warning: unused variable: `new_grid`
Dec 17 14:33:31.468 INFO [stderr]   --> src/bin/day06.rs:32:21
Dec 17 14:33:31.468 INFO [stderr]    |
Dec 17 14:33:31.468 INFO [stderr] 32 |                 let new_grid = spread(x, y, grid);
Dec 17 14:33:31.468 INFO [stderr]    |                     ^^^^^^^^ help: consider using `_new_grid` instead
Dec 17 14:33:31.489 INFO [stderr]    |
Dec 17 14:33:31.492 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:33:31.492 INFO [stderr] 
Dec 17 14:33:31.492 INFO [stderr] warning: value assigned to `square` is never read
Dec 17 14:33:31.492 INFO [stderr]   --> src/bin/day06.rs:51:20
Dec 17 14:33:31.492 INFO [stderr]    |
Dec 17 14:33:31.492 INFO [stderr] 51 |             "." => square = sign,
Dec 17 14:33:31.492 INFO [stderr]    |                    ^^^^^^
Dec 17 14:33:31.492 INFO [stderr]    |
Dec 17 14:33:31.492 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 14:33:31.492 INFO [stderr] 
Dec 17 14:33:31.521 INFO [stderr] warning: variable `the_char_to_remove_that_resulted_in_shortest_polymer_result` is assigned to, but never used
Dec 17 14:33:31.521 INFO [stderr]   --> src/bin/my_slow_day05.rs:19:13
Dec 17 14:33:31.521 INFO [stderr]    |
Dec 17 14:33:31.521 INFO [stderr] 19 |     let mut the_char_to_remove_that_resulted_in_shortest_polymer_result: char;
Dec 17 14:33:31.521 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:31.521 INFO [stderr]    |
Dec 17 14:33:31.521 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:33:31.521 INFO [stderr]    = note: consider using `_the_char_to_remove_that_resulted_in_shortest_polymer_result` instead
Dec 17 14:33:31.521 INFO [stderr] 
Dec 17 14:33:31.521 INFO [stderr] warning: value assigned to `the_char_to_remove_that_resulted_in_shortest_polymer_result` is never read
Dec 17 14:33:31.521 INFO [stderr]   --> src/bin/my_slow_day05.rs:45:13
Dec 17 14:33:31.521 INFO [stderr]    |
Dec 17 14:33:31.521 INFO [stderr] 45 |             the_char_to_remove_that_resulted_in_shortest_polymer_result = *char_to_remove;
Dec 17 14:33:31.521 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:31.521 INFO [stderr]    |
Dec 17 14:33:31.521 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 14:33:31.521 INFO [stderr] 
Dec 17 14:33:31.521 INFO [stderr] warning: unused variable: `indexes_to_remove`
Dec 17 14:33:31.521 INFO [stderr]   --> src/bin/my_slow_day05.rs:60:17
Dec 17 14:33:31.521 INFO [stderr]    |
Dec 17 14:33:31.521 INFO [stderr] 60 |         let mut indexes_to_remove: Vec<usize> = vec![];
Dec 17 14:33:31.521 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: consider using `_indexes_to_remove` instead
Dec 17 14:33:31.521 INFO [stderr] 
Dec 17 14:33:31.564 INFO [stderr] warning: variable does not need to be mutable
Dec 17 14:33:31.564 INFO [stderr]   --> src/bin/my_slow_day05.rs:60:13
Dec 17 14:33:31.564 INFO [stderr]    |
Dec 17 14:33:31.564 INFO [stderr] 60 |         let mut indexes_to_remove: Vec<usize> = vec![];
Dec 17 14:33:31.564 INFO [stderr]    |             ----^^^^^^^^^^^^^^^^^
Dec 17 14:33:31.564 INFO [stderr]    |             |
Dec 17 14:33:31.564 INFO [stderr]    |             help: remove this `mut`
Dec 17 14:33:31.564 INFO [stderr]    |
Dec 17 14:33:31.564 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 14:33:31.564 INFO [stderr] 
Dec 17 14:33:31.588 INFO [stderr] error[E0384]: cannot assign twice to immutable variable `square`
Dec 17 14:33:31.588 INFO [stderr]   --> src/bin/day06.rs:51:20
Dec 17 14:33:31.588 INFO [stderr]    |
Dec 17 14:33:31.588 INFO [stderr] 49 |     for square in nine_squares {
Dec 17 14:33:31.588 INFO [stderr]    |         ------ first assignment to `square`
Dec 17 14:33:31.588 INFO [stderr] 50 |         match square {
Dec 17 14:33:31.588 INFO [stderr] 51 |             "." => square = sign,
Dec 17 14:33:31.588 INFO [stderr]    |                    ^^^^^^^^^^^^^ cannot assign twice to immutable variable
Dec 17 14:33:31.588 INFO [stderr] 
Dec 17 14:33:31.660 INFO [stderr] error: aborting due to previous error
Dec 17 14:33:31.668 INFO [stderr] 
Dec 17 14:33:31.668 INFO [stderr] For more information about this error, try `rustc --explain E0384`.
Dec 17 14:33:31.714 INFO [stderr] error: Could not compile `advent-of-code-2018-reorganized`.
Dec 17 14:33:31.714 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 17 14:33:31.744 INFO [stderr] error[E0308]: mismatched types
Dec 17 14:33:31.745 INFO [stderr]   --> src/bin/day01.rs:76:27
Dec 17 14:33:31.745 INFO [stderr]    |
Dec 17 14:33:31.745 INFO [stderr] 76 |     assert_eq!(sum_vector(test_vector), (3 + -7 + 200 + 13 + -123));
Dec 17 14:33:31.745 INFO [stderr]    |                           ^^^^^^^^^^^
Dec 17 14:33:31.745 INFO [stderr]    |                           |
Dec 17 14:33:31.745 INFO [stderr]    |                           expected &[isize], found struct `std::vec::Vec`
Dec 17 14:33:31.745 INFO [stderr]    |                           help: consider borrowing here: `&test_vector`
Dec 17 14:33:31.745 INFO [stderr]    |
Dec 17 14:33:31.745 INFO [stderr]    = note: expected type `&[isize]`
Dec 17 14:33:31.745 INFO [stderr]               found type `std::vec::Vec<isize>`
Dec 17 14:33:31.745 INFO [stderr] 
Dec 17 14:33:31.761 INFO [stderr] error: aborting due to previous error
Dec 17 14:33:31.773 INFO [stderr] 
Dec 17 14:33:31.773 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 17 14:33:31.784 INFO [stderr] error: Could not compile `advent-of-code-2018-reorganized`.
Dec 17 14:33:31.784 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 17 14:33:31.833 INFO [stderr] warning: variable `the_char_to_remove_that_resulted_in_shortest_polymer_result` is assigned to, but never used
Dec 17 14:33:31.834 INFO [stderr]   --> src/bin/my_slow_day05.rs:19:13
Dec 17 14:33:31.834 INFO [stderr]    |
Dec 17 14:33:31.834 INFO [stderr] 19 |     let mut the_char_to_remove_that_resulted_in_shortest_polymer_result: char;
Dec 17 14:33:31.834 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:31.834 INFO [stderr]    |
Dec 17 14:33:31.834 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:33:31.834 INFO [stderr]    = note: consider using `_the_char_to_remove_that_resulted_in_shortest_polymer_result` instead
Dec 17 14:33:31.834 INFO [stderr] 
Dec 17 14:33:31.834 INFO [stderr] warning: value assigned to `the_char_to_remove_that_resulted_in_shortest_polymer_result` is never read
Dec 17 14:33:31.834 INFO [stderr]   --> src/bin/my_slow_day05.rs:45:13
Dec 17 14:33:31.834 INFO [stderr]    |
Dec 17 14:33:31.834 INFO [stderr] 45 |             the_char_to_remove_that_resulted_in_shortest_polymer_result = *char_to_remove;
Dec 17 14:33:31.834 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:31.834 INFO [stderr]    |
Dec 17 14:33:31.834 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 14:33:31.834 INFO [stderr] 
Dec 17 14:33:31.834 INFO [stderr] warning: unused variable: `indexes_to_remove`
Dec 17 14:33:31.834 INFO [stderr]   --> src/bin/my_slow_day05.rs:60:17
Dec 17 14:33:31.834 INFO [stderr]    |
Dec 17 14:33:31.834 INFO [stderr] 60 |         let mut indexes_to_remove: Vec<usize> = vec![];
Dec 17 14:33:31.834 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: consider using `_indexes_to_remove` instead
Dec 17 14:33:31.834 INFO [stderr] 
Dec 17 14:33:31.848 INFO [stderr] warning: variable does not need to be mutable
Dec 17 14:33:31.848 INFO [stderr]   --> src/bin/my_slow_day05.rs:60:13
Dec 17 14:33:31.848 INFO [stderr]    |
Dec 17 14:33:31.848 INFO [stderr] 60 |         let mut indexes_to_remove: Vec<usize> = vec![];
Dec 17 14:33:31.848 INFO [stderr]    |             ----^^^^^^^^^^^^^^^^^
Dec 17 14:33:31.848 INFO [stderr]    |             |
Dec 17 14:33:31.848 INFO [stderr]    |             help: remove this `mut`
Dec 17 14:33:31.848 INFO [stderr]    |
Dec 17 14:33:31.848 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 14:33:31.848 INFO [stderr] 
Dec 17 14:33:31.952 INFO [stderr] warning: unused variable: `new_grid`
Dec 17 14:33:31.952 INFO [stderr]   --> src/bin/day06.rs:32:21
Dec 17 14:33:31.952 INFO [stderr]    |
Dec 17 14:33:31.952 INFO [stderr] 32 |                 let new_grid = spread(x, y, grid);
Dec 17 14:33:31.952 INFO [stderr]    |                     ^^^^^^^^ help: consider using `_new_grid` instead
Dec 17 14:33:31.952 INFO [stderr]    |
Dec 17 14:33:31.952 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 14:33:31.952 INFO [stderr] 
Dec 17 14:33:31.952 INFO [stderr] warning: value assigned to `square` is never read
Dec 17 14:33:31.952 INFO [stderr]   --> src/bin/day06.rs:51:20
Dec 17 14:33:31.952 INFO [stderr]    |
Dec 17 14:33:31.952 INFO [stderr] 51 |             "." => square = sign,
Dec 17 14:33:31.952 INFO [stderr]    |                    ^^^^^^
Dec 17 14:33:31.952 INFO [stderr]    |
Dec 17 14:33:31.953 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 14:33:31.953 INFO [stderr] 
Dec 17 14:33:31.970 INFO [stderr] error[E0384]: cannot assign twice to immutable variable `square`
Dec 17 14:33:31.970 INFO [stderr]   --> src/bin/day06.rs:51:20
Dec 17 14:33:31.970 INFO [stderr]    |
Dec 17 14:33:31.970 INFO [stderr] 49 |     for square in nine_squares {
Dec 17 14:33:31.970 INFO [stderr]    |         ------ first assignment to `square`
Dec 17 14:33:31.970 INFO [stderr] 50 |         match square {
Dec 17 14:33:31.970 INFO [stderr] 51 |             "." => square = sign,
Dec 17 14:33:31.970 INFO [stderr]    |                    ^^^^^^^^^^^^^ cannot assign twice to immutable variable
Dec 17 14:33:31.970 INFO [stderr] 
Dec 17 14:33:31.992 INFO [stderr] error: aborting due to previous error
Dec 17 14:33:32.012 INFO [stderr] 
Dec 17 14:33:32.012 INFO [stderr] For more information about this error, try `rustc --explain E0384`.
Dec 17 14:33:32.040 INFO [stderr] error: Could not compile `advent-of-code-2018-reorganized`.
Dec 17 14:33:32.040 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 17 14:33:32.220 INFO [stderr] error: build failed
Dec 17 14:33:32.911 INFO running `"docker" "inspect" "9f9fe07ae9f6d3818d4423ace53fcbbeba8787dc216816945484e24dc45a0cb3"`
Dec 17 14:33:33.250 INFO running `"docker" "rm" "-f" "9f9fe07ae9f6d3818d4423ace53fcbbeba8787dc216816945484e24dc45a0cb3"`
Dec 17 14:33:33.568 INFO [stdout] 9f9fe07ae9f6d3818d4423ace53fcbbeba8787dc216816945484e24dc45a0cb3