[INFO] updating cached repository EFulmer/aoc-2017-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/EFulmer/aoc-2017-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/EFulmer/aoc-2017-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/EFulmer/aoc-2017-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/EFulmer/aoc-2017-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/EFulmer/aoc-2017-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EFulmer/aoc-2017-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EFulmer/aoc-2017-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 38dfc0b58851fb1f5258773bd1f887216ce46b71
[INFO] sha for GitHub repo EFulmer/aoc-2017-rust: 38dfc0b58851fb1f5258773bd1f887216ce46b71
[INFO] validating manifest of EFulmer/aoc-2017-rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of EFulmer/aoc-2017-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing EFulmer/aoc-2017-rust
[INFO] finished frobbing EFulmer/aoc-2017-rust
[INFO] frobbed toml for EFulmer/aoc-2017-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/EFulmer/aoc-2017-rust/Cargo.toml
[INFO] started frobbing EFulmer/aoc-2017-rust
[INFO] finished frobbing EFulmer/aoc-2017-rust
[INFO] frobbed toml for EFulmer/aoc-2017-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EFulmer/aoc-2017-rust/Cargo.toml
[INFO] crate EFulmer/aoc-2017-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing EFulmer/aoc-2017-rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EFulmer/aoc-2017-rust:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 43cd629c0a107764c009316a98d40a658476d2c16b0cf44789856cac1b6be2d0
[INFO] running `"docker" "start" "-a" "43cd629c0a107764c009316a98d40a658476d2c16b0cf44789856cac1b6be2d0"`
[INFO] [stderr]    Compiling advent-of-code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `passphrases`
[INFO] [stderr]    --> src/main.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     let passphrases = text.lines();
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_passphrases`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `unique_count` is never read
[INFO] [stderr]    --> src/main.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let mut unique_count = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "43cd629c0a107764c009316a98d40a658476d2c16b0cf44789856cac1b6be2d0"`
[INFO] running `"docker" "rm" "-f" "43cd629c0a107764c009316a98d40a658476d2c16b0cf44789856cac1b6be2d0"`
[INFO] [stdout] 43cd629c0a107764c009316a98d40a658476d2c16b0cf44789856cac1b6be2d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EFulmer/aoc-2017-rust:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6145cdaa16df4cea3fc367083e89518828c3bf199664c125a4040ad51c5313ea
[INFO] running `"docker" "start" "-a" "6145cdaa16df4cea3fc367083e89518828c3bf199664c125a4040ad51c5313ea"`
[INFO] [stderr]    Compiling advent-of-code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `passphrases`
[INFO] [stderr]    --> src/main.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     let passphrases = text.lines();
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_passphrases`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `unique_count` is never read
[INFO] [stderr]    --> src/main.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let mut unique_count = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "6145cdaa16df4cea3fc367083e89518828c3bf199664c125a4040ad51c5313ea"`
[INFO] running `"docker" "rm" "-f" "6145cdaa16df4cea3fc367083e89518828c3bf199664c125a4040ad51c5313ea"`
[INFO] [stdout] 6145cdaa16df4cea3fc367083e89518828c3bf199664c125a4040ad51c5313ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EFulmer/aoc-2017-rust:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] e62b60e563156614b8b626624ab6829354b58e8f23f83c33bafc1c28d493a766
[INFO] running `"docker" "start" "-a" "e62b60e563156614b8b626624ab6829354b58e8f23f83c33bafc1c28d493a766"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_code-725c759930d3483b
[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" "e62b60e563156614b8b626624ab6829354b58e8f23f83c33bafc1c28d493a766"`
[INFO] running `"docker" "rm" "-f" "e62b60e563156614b8b626624ab6829354b58e8f23f83c33bafc1c28d493a766"`
[INFO] [stdout] e62b60e563156614b8b626624ab6829354b58e8f23f83c33bafc1c28d493a766