[INFO] cloning repository dhartunian/advent-of-code-2018
[INFO] running `"git" "clone" "--bare" "git://github.com/dhartunian/advent-of-code-2018.git" "work/cache/sources/gh/dhartunian/advent-of-code-2018"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/dhartunian/advent-of-code-2018'...
[INFO] running `"git" "clone" "work/cache/sources/gh/dhartunian/advent-of-code-2018" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dhartunian/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dhartunian/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dhartunian/advent-of-code-2018" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dhartunian/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dhartunian/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0ccb6ff4a6a92c7360daecc1e2ce0a5a940201ee
[INFO] sha for GitHub repo dhartunian/advent-of-code-2018: 0ccb6ff4a6a92c7360daecc1e2ce0a5a940201ee
[INFO] validating manifest of dhartunian/advent-of-code-2018 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dhartunian/advent-of-code-2018 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dhartunian/advent-of-code-2018
[INFO] finished frobbing dhartunian/advent-of-code-2018
[INFO] frobbed toml for dhartunian/advent-of-code-2018 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dhartunian/advent-of-code-2018/Cargo.toml
[INFO] started frobbing dhartunian/advent-of-code-2018
[INFO] finished frobbing dhartunian/advent-of-code-2018
[INFO] frobbed toml for dhartunian/advent-of-code-2018 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/dhartunian/advent-of-code-2018/Cargo.toml
[INFO] crate dhartunian/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dhartunian/advent-of-code-2018 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dhartunian/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 6891a3df2d32f2953b624ce9013059d7d33b29f58f3b8441242a7a1081c9fc82
[INFO] running `"docker" "start" "-a" "6891a3df2d32f2953b624ce9013059d7d33b29f58f3b8441242a7a1081c9fc82"`
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `char_difference`
[INFO] [stderr]    --> src/main.rs:332:1
[INFO] [stderr]     |
[INFO] [stderr] 332 | fn char_difference(word1 : &String, word2 : &String) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_letter_counts`
[INFO] [stderr]    --> src/main.rs:372:1
[INFO] [stderr]     |
[INFO] [stderr] 372 | fn get_letter_counts(word: &str) -> HashMap<char, i32> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "6891a3df2d32f2953b624ce9013059d7d33b29f58f3b8441242a7a1081c9fc82"`
[INFO] running `"docker" "rm" "-f" "6891a3df2d32f2953b624ce9013059d7d33b29f58f3b8441242a7a1081c9fc82"`
[INFO] [stdout] 6891a3df2d32f2953b624ce9013059d7d33b29f58f3b8441242a7a1081c9fc82
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dhartunian/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8afed8c8ec522646a2efc6aa4410860ad384fbd579d5cac422bcaeb41dc2acfc
[INFO] running `"docker" "start" "-a" "8afed8c8ec522646a2efc6aa4410860ad384fbd579d5cac422bcaeb41dc2acfc"`
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `char_difference`
[INFO] [stderr]    --> src/main.rs:332:1
[INFO] [stderr]     |
[INFO] [stderr] 332 | fn char_difference(word1 : &String, word2 : &String) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_letter_counts`
[INFO] [stderr]    --> src/main.rs:372:1
[INFO] [stderr]     |
[INFO] [stderr] 372 | fn get_letter_counts(word: &str) -> HashMap<char, i32> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "8afed8c8ec522646a2efc6aa4410860ad384fbd579d5cac422bcaeb41dc2acfc"`
[INFO] running `"docker" "rm" "-f" "8afed8c8ec522646a2efc6aa4410860ad384fbd579d5cac422bcaeb41dc2acfc"`
[INFO] [stdout] 8afed8c8ec522646a2efc6aa4410860ad384fbd579d5cac422bcaeb41dc2acfc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/dhartunian/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 30103084cacd58e4b93bc366c1e6eef72d04dd3e6a73ae588fed09262e9c59e0
[INFO] running `"docker" "start" "-a" "30103084cacd58e4b93bc366c1e6eef72d04dd3e6a73ae588fed09262e9c59e0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_code_2018-6c2f3c73e789b686
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_process_until_done ... ok
[INFO] [stdout] test test_process_one_pass ... ok
[INFO] [stdout] test test_length_stuff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "30103084cacd58e4b93bc366c1e6eef72d04dd3e6a73ae588fed09262e9c59e0"`
[INFO] running `"docker" "rm" "-f" "30103084cacd58e4b93bc366c1e6eef72d04dd3e6a73ae588fed09262e9c59e0"`
[INFO] [stdout] 30103084cacd58e4b93bc366c1e6eef72d04dd3e6a73ae588fed09262e9c59e0