[INFO] updating cached repository andreyrmg/advent-of-code
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/andreyrmg/advent-of-code
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/andreyrmg/advent-of-code" "work/ex/beta-1.38-1/sources/1.37.0/gh/andreyrmg/advent-of-code"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/andreyrmg/advent-of-code'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andreyrmg/advent-of-code" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andreyrmg/advent-of-code"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andreyrmg/advent-of-code'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9396b76d64bc534b8d9efcdecb34ed82a1626f12
[INFO] sha for GitHub repo andreyrmg/advent-of-code: 9396b76d64bc534b8d9efcdecb34ed82a1626f12
[INFO] validating manifest of andreyrmg/advent-of-code on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of andreyrmg/advent-of-code on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing andreyrmg/advent-of-code
[INFO] finished frobbing andreyrmg/advent-of-code
[INFO] frobbed toml for andreyrmg/advent-of-code written to work/ex/beta-1.38-1/sources/1.37.0/gh/andreyrmg/advent-of-code/Cargo.toml
[INFO] started frobbing andreyrmg/advent-of-code
[INFO] finished frobbing andreyrmg/advent-of-code
[INFO] frobbed toml for andreyrmg/advent-of-code written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andreyrmg/advent-of-code/Cargo.toml
[INFO] crate andreyrmg/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing andreyrmg/advent-of-code against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/andreyrmg/advent-of-code:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 29a6fedd714cdae53aa4d1d5a21fe7769acb7648330996bfcdfb12dd61612d2c
[INFO] running `"docker" "start" "-a" "29a6fedd714cdae53aa4d1d5a21fe7769acb7648330996bfcdfb12dd61612d2c"`
[INFO] [stderr]    Compiling advent_of_code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "29a6fedd714cdae53aa4d1d5a21fe7769acb7648330996bfcdfb12dd61612d2c"`
[INFO] running `"docker" "rm" "-f" "29a6fedd714cdae53aa4d1d5a21fe7769acb7648330996bfcdfb12dd61612d2c"`
[INFO] [stdout] 29a6fedd714cdae53aa4d1d5a21fe7769acb7648330996bfcdfb12dd61612d2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/andreyrmg/advent-of-code:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4d3352af07c9bf1d57bcc281d987f0f5aec150e66b578ba2db989f59d903b03e
[INFO] running `"docker" "start" "-a" "4d3352af07c9bf1d57bcc281d987f0f5aec150e66b578ba2db989f59d903b03e"`
[INFO] [stderr]    Compiling advent_of_code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "4d3352af07c9bf1d57bcc281d987f0f5aec150e66b578ba2db989f59d903b03e"`
[INFO] running `"docker" "rm" "-f" "4d3352af07c9bf1d57bcc281d987f0f5aec150e66b578ba2db989f59d903b03e"`
[INFO] [stdout] 4d3352af07c9bf1d57bcc281d987f0f5aec150e66b578ba2db989f59d903b03e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/andreyrmg/advent-of-code:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2e4b37b2d3d86b30a4ea8f5bd17ffb9cc8adca7b7692127d83e696f168cf55ac
[INFO] running `"docker" "start" "-a" "2e4b37b2d3d86b30a4ea8f5bd17ffb9cc8adca7b7692127d83e696f168cf55ac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_code-d68d627bc1f38efc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::examples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2e4b37b2d3d86b30a4ea8f5bd17ffb9cc8adca7b7692127d83e696f168cf55ac"`
[INFO] running `"docker" "rm" "-f" "2e4b37b2d3d86b30a4ea8f5bd17ffb9cc8adca7b7692127d83e696f168cf55ac"`
[INFO] [stdout] 2e4b37b2d3d86b30a4ea8f5bd17ffb9cc8adca7b7692127d83e696f168cf55ac