[INFO] updating cached repository elpollouk/advent_of_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/elpollouk/advent_of_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/elpollouk/advent_of_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/elpollouk/advent_of_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/elpollouk/advent_of_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/elpollouk/advent_of_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpollouk/advent_of_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpollouk/advent_of_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f9963993ecf0aa44e9f6e84ae94ef74fe6644b7
[INFO] sha for GitHub repo elpollouk/advent_of_rust: 3f9963993ecf0aa44e9f6e84ae94ef74fe6644b7
[INFO] validating manifest of elpollouk/advent_of_rust 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 elpollouk/advent_of_rust 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 elpollouk/advent_of_rust
[INFO] finished frobbing elpollouk/advent_of_rust
[INFO] frobbed toml for elpollouk/advent_of_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/elpollouk/advent_of_rust/Cargo.toml
[INFO] started frobbing elpollouk/advent_of_rust
[INFO] finished frobbing elpollouk/advent_of_rust
[INFO] frobbed toml for elpollouk/advent_of_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpollouk/advent_of_rust/Cargo.toml
[INFO] crate elpollouk/advent_of_rust 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 elpollouk/advent_of_rust against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpollouk/advent_of_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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6ec2d474712564ce25a222eec2856c96a1df1ef20d10a7f033b31aa9ab480b82
[INFO] running `"docker" "start" "-a" "6ec2d474712564ce25a222eec2856c96a1df1ef20d10a7f033b31aa9ab480b82"`
[INFO] [stderr]    Compiling advent_of_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "6ec2d474712564ce25a222eec2856c96a1df1ef20d10a7f033b31aa9ab480b82"`
[INFO] running `"docker" "rm" "-f" "6ec2d474712564ce25a222eec2856c96a1df1ef20d10a7f033b31aa9ab480b82"`
[INFO] [stdout] 6ec2d474712564ce25a222eec2856c96a1df1ef20d10a7f033b31aa9ab480b82
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpollouk/advent_of_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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] afd2baea5e20664c36ceb89a4c1eb912bd6767be5757cba2731f64e1daaf03bf
[INFO] running `"docker" "start" "-a" "afd2baea5e20664c36ceb89a4c1eb912bd6767be5757cba2731f64e1daaf03bf"`
[INFO] [stderr]    Compiling advent_of_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "afd2baea5e20664c36ceb89a4c1eb912bd6767be5757cba2731f64e1daaf03bf"`
[INFO] running `"docker" "rm" "-f" "afd2baea5e20664c36ceb89a4c1eb912bd6767be5757cba2731f64e1daaf03bf"`
[INFO] [stdout] afd2baea5e20664c36ceb89a4c1eb912bd6767be5757cba2731f64e1daaf03bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpollouk/advent_of_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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] fdf9bf59f1bcb985d7eb4bf5c4cbf7645c6e3943bc25c549a2f89a12f8b07a62
[INFO] running `"docker" "start" "-a" "fdf9bf59f1bcb985d7eb4bf5c4cbf7645c6e3943bc25c549a2f89a12f8b07a62"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_rust-62c6ce8d7f2407ba
[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" "fdf9bf59f1bcb985d7eb4bf5c4cbf7645c6e3943bc25c549a2f89a12f8b07a62"`
[INFO] running `"docker" "rm" "-f" "fdf9bf59f1bcb985d7eb4bf5c4cbf7645c6e3943bc25c549a2f89a12f8b07a62"`
[INFO] [stdout] fdf9bf59f1bcb985d7eb4bf5c4cbf7645c6e3943bc25c549a2f89a12f8b07a62