[INFO] cloning repository lreynolds18/AOC
[INFO] running `"git" "clone" "--bare" "git://github.com/lreynolds18/AOC.git" "work/cache/sources/gh/lreynolds18/AOC"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/lreynolds18/AOC'...
[INFO] running `"git" "clone" "work/cache/sources/gh/lreynolds18/AOC" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lreynolds18/AOC"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lreynolds18/AOC'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lreynolds18/AOC" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lreynolds18/AOC"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lreynolds18/AOC'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 441e7b46e56d9b506c2bd51c0c5848efb457d2fe
[INFO] sha for GitHub repo lreynolds18/AOC: 441e7b46e56d9b506c2bd51c0c5848efb457d2fe
[INFO] validating manifest of lreynolds18/AOC 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 lreynolds18/AOC 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 lreynolds18/AOC
[INFO] finished frobbing lreynolds18/AOC
[INFO] frobbed toml for lreynolds18/AOC written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lreynolds18/AOC/Cargo.toml
[INFO] started frobbing lreynolds18/AOC
[INFO] finished frobbing lreynolds18/AOC
[INFO] frobbed toml for lreynolds18/AOC written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/lreynolds18/AOC/Cargo.toml
[INFO] crate lreynolds18/AOC 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 lreynolds18/AOC against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lreynolds18/AOC:/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] c5966e9160e9beb07618adde8b1c0a5939caf5a6418907f878ae336d90569e18
[INFO] running `"docker" "start" "-a" "c5966e9160e9beb07618adde8b1c0a5939caf5a6418907f878ae336d90569e18"`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/code/helper.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut id: i32 = split_by_whitespace[0]
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/code/day02.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut diff = difference_between_two_strings(&line1, &line2);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/code/day05.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let mut v: Vec<char> = file_to_string(path).unwrap().chars().collect();
[INFO] [stderr]   |       ----^
[INFO] [stderr]   |       |
[INFO] [stderr]   |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/code/day05.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 |   let mut v: Vec<char> = file_to_string(path).unwrap().chars().collect();
[INFO] [stderr]    |       ----^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "c5966e9160e9beb07618adde8b1c0a5939caf5a6418907f878ae336d90569e18"`
[INFO] running `"docker" "rm" "-f" "c5966e9160e9beb07618adde8b1c0a5939caf5a6418907f878ae336d90569e18"`
[INFO] [stdout] c5966e9160e9beb07618adde8b1c0a5939caf5a6418907f878ae336d90569e18
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lreynolds18/AOC:/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] 06e8f80a55b34b88653417f5874d036c3e22481cade413c5e41943b5a3178558
[INFO] running `"docker" "start" "-a" "06e8f80a55b34b88653417f5874d036c3e22481cade413c5e41943b5a3178558"`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/code/helper.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut id: i32 = split_by_whitespace[0]
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/code/day02.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut diff = difference_between_two_strings(&line1, &line2);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/code/day05.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let mut v: Vec<char> = file_to_string(path).unwrap().chars().collect();
[INFO] [stderr]   |       ----^
[INFO] [stderr]   |       |
[INFO] [stderr]   |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/code/day05.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 |   let mut v: Vec<char> = file_to_string(path).unwrap().chars().collect();
[INFO] [stderr]    |       ----^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "06e8f80a55b34b88653417f5874d036c3e22481cade413c5e41943b5a3178558"`
[INFO] running `"docker" "rm" "-f" "06e8f80a55b34b88653417f5874d036c3e22481cade413c5e41943b5a3178558"`
[INFO] [stdout] 06e8f80a55b34b88653417f5874d036c3e22481cade413c5e41943b5a3178558
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/lreynolds18/AOC:/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] 5d2afde19befb445c4408b839a6df04f3e6fd181be8d00d347a0a273d4bc1520
[INFO] running `"docker" "start" "-a" "5d2afde19befb445c4408b839a6df04f3e6fd181be8d00d347a0a273d4bc1520"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aoc-f991fd262322a1fd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5d2afde19befb445c4408b839a6df04f3e6fd181be8d00d347a0a273d4bc1520"`
[INFO] running `"docker" "rm" "-f" "5d2afde19befb445c4408b839a6df04f3e6fd181be8d00d347a0a273d4bc1520"`
[INFO] [stdout] 5d2afde19befb445c4408b839a6df04f3e6fd181be8d00d347a0a273d4bc1520