Dec 13 21:27:34.520 INFO testing dhartunian/advent-of-code-2018 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 21:27:34.520 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 13 21:27:34.843 INFO [stdout] 5615fdcef4ec1604c0e68571e6b45964bd488983025ddf4b84c4f73359db0a95
Dec 13 21:27:34.846 INFO running `"docker" "start" "-a" "5615fdcef4ec1604c0e68571e6b45964bd488983025ddf4b84c4f73359db0a95"`
Dec 13 21:27:35.491 INFO [stderr] usermod: no changes
Dec 13 21:27:35.518 INFO [stderr]    Compiling advent-of-code-2018 v0.1.0 (/source)
Dec 13 21:27:35.991 INFO [stderr] warning: function is never used: `char_difference`
Dec 13 21:27:35.991 INFO [stderr]    --> src/main.rs:118:1
Dec 13 21:27:35.991 INFO [stderr]     |
Dec 13 21:27:35.991 INFO [stderr] 118 | fn char_difference(word1 : &String, word2 : &String) -> bool {
Dec 13 21:27:35.991 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:27:35.991 INFO [stderr]     |
Dec 13 21:27:35.991 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 21:27:35.991 INFO [stderr] 
Dec 13 21:27:35.991 INFO [stderr] warning: function is never used: `get_letter_counts`
Dec 13 21:27:35.991 INFO [stderr]    --> src/main.rs:158:1
Dec 13 21:27:35.991 INFO [stderr]     |
Dec 13 21:27:35.991 INFO [stderr] 158 | fn get_letter_counts(word: &str) -> HashMap<char, i32> {
Dec 13 21:27:35.991 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:27:35.991 INFO [stderr] 
Dec 13 21:27:36.630 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 13 21:27:36.632 INFO [stderr] su: No module specific data is present
Dec 13 21:27:36.909 INFO running `"docker" "inspect" "5615fdcef4ec1604c0e68571e6b45964bd488983025ddf4b84c4f73359db0a95"`
Dec 13 21:27:37.037 INFO running `"docker" "rm" "-f" "5615fdcef4ec1604c0e68571e6b45964bd488983025ddf4b84c4f73359db0a95"`
Dec 13 21:27:37.198 INFO [stdout] 5615fdcef4ec1604c0e68571e6b45964bd488983025ddf4b84c4f73359db0a95
Dec 13 21:27:37.201 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 13 21:27:37.470 INFO [stdout] fc218257662378b2db6900733ea9fa1424db11b8ebe0771b9f532f359d8a82d0
Dec 13 21:27:37.472 INFO running `"docker" "start" "-a" "fc218257662378b2db6900733ea9fa1424db11b8ebe0771b9f532f359d8a82d0"`
Dec 13 21:27:38.182 INFO [stderr] usermod: no changes
Dec 13 21:27:38.219 INFO [stderr]    Compiling advent-of-code-2018 v0.1.0 (/source)
Dec 13 21:27:38.692 INFO [stderr] warning: function is never used: `char_difference`
Dec 13 21:27:38.692 INFO [stderr]    --> src/main.rs:118:1
Dec 13 21:27:38.692 INFO [stderr]     |
Dec 13 21:27:38.692 INFO [stderr] 118 | fn char_difference(word1 : &String, word2 : &String) -> bool {
Dec 13 21:27:38.692 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:27:38.692 INFO [stderr]     |
Dec 13 21:27:38.692 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 21:27:38.692 INFO [stderr] 
Dec 13 21:27:38.692 INFO [stderr] warning: function is never used: `get_letter_counts`
Dec 13 21:27:38.692 INFO [stderr]    --> src/main.rs:158:1
Dec 13 21:27:38.692 INFO [stderr]     |
Dec 13 21:27:38.692 INFO [stderr] 158 | fn get_letter_counts(word: &str) -> HashMap<char, i32> {
Dec 13 21:27:38.693 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 21:27:38.693 INFO [stderr] 
Dec 13 21:27:38.930 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 13 21:27:38.934 INFO [stderr] su: No module specific data is present
Dec 13 21:27:39.220 INFO running `"docker" "inspect" "fc218257662378b2db6900733ea9fa1424db11b8ebe0771b9f532f359d8a82d0"`
Dec 13 21:27:39.330 INFO running `"docker" "rm" "-f" "fc218257662378b2db6900733ea9fa1424db11b8ebe0771b9f532f359d8a82d0"`
Dec 13 21:27:39.435 INFO [stdout] fc218257662378b2db6900733ea9fa1424db11b8ebe0771b9f532f359d8a82d0
Dec 13 21:27:39.437 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 13 21:27:39.635 INFO [stdout] 8aa9ce5a9b5f44e63e23aff30478aaf62d81374d09aeb4204b24f18ee0bd5d86
Dec 13 21:27:39.637 INFO running `"docker" "start" "-a" "8aa9ce5a9b5f44e63e23aff30478aaf62d81374d09aeb4204b24f18ee0bd5d86"`
Dec 13 21:27:40.094 INFO [stderr] usermod: no changes
Dec 13 21:27:40.143 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 21:27:40.143 INFO [stdout] 
Dec 13 21:27:40.143 INFO [stderr]      Running /target/debug/deps/advent_of_code_2018-5632642dd74f4b9e
Dec 13 21:27:40.143 INFO [stdout] running 0 tests
Dec 13 21:27:40.143 INFO [stderr] su: No module specific data is present
Dec 13 21:27:40.143 INFO [stdout] 
Dec 13 21:27:40.143 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 21:27:40.143 INFO [stdout] 
Dec 13 21:27:40.487 INFO running `"docker" "inspect" "8aa9ce5a9b5f44e63e23aff30478aaf62d81374d09aeb4204b24f18ee0bd5d86"`
Dec 13 21:27:40.582 INFO running `"docker" "rm" "-f" "8aa9ce5a9b5f44e63e23aff30478aaf62d81374d09aeb4204b24f18ee0bd5d86"`
Dec 13 21:27:40.690 INFO [stdout] 8aa9ce5a9b5f44e63e23aff30478aaf62d81374d09aeb4204b24f18ee0bd5d86