[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-1.37-6/sources/1.36.0/gh/elpollouk/advent_of_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/elpollouk/advent_of_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/elpollouk/advent_of_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/elpollouk/advent_of_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of elpollouk/advent_of_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 elpollouk/advent_of_rust
[INFO] finished frobbing elpollouk/advent_of_rust
[INFO] frobbed toml for elpollouk/advent_of_rust written to work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing elpollouk/advent_of_rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 7d1499ac53d477e0e4356f3d56a5f29210271fddae9eeb071594a1cb0029d739
[INFO] running `"docker" "start" "-a" "7d1499ac53d477e0e4356f3d56a5f29210271fddae9eeb071594a1cb0029d739"`
[INFO] [stderr]    Compiling advent_of_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "7d1499ac53d477e0e4356f3d56a5f29210271fddae9eeb071594a1cb0029d739"`
[INFO] running `"docker" "rm" "-f" "7d1499ac53d477e0e4356f3d56a5f29210271fddae9eeb071594a1cb0029d739"`
[INFO] [stdout] 7d1499ac53d477e0e4356f3d56a5f29210271fddae9eeb071594a1cb0029d739
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d4beb591a80258cf678cf04bcaf0ac806f4bb0516c0c0b5245223802e1c1e9ae
[INFO] running `"docker" "start" "-a" "d4beb591a80258cf678cf04bcaf0ac806f4bb0516c0c0b5245223802e1c1e9ae"`
[INFO] [stderr]    Compiling advent_of_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "d4beb591a80258cf678cf04bcaf0ac806f4bb0516c0c0b5245223802e1c1e9ae"`
[INFO] running `"docker" "rm" "-f" "d4beb591a80258cf678cf04bcaf0ac806f4bb0516c0c0b5245223802e1c1e9ae"`
[INFO] [stdout] d4beb591a80258cf678cf04bcaf0ac806f4bb0516c0c0b5245223802e1c1e9ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2cf9bfbde756aaf106eca1c5209fb9933354df06a94432c61d3b9e6debe44594
[INFO] running `"docker" "start" "-a" "2cf9bfbde756aaf106eca1c5209fb9933354df06a94432c61d3b9e6debe44594"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_rust-711acfa253a1a7fc
[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" "2cf9bfbde756aaf106eca1c5209fb9933354df06a94432c61d3b9e6debe44594"`
[INFO] running `"docker" "rm" "-f" "2cf9bfbde756aaf106eca1c5209fb9933354df06a94432c61d3b9e6debe44594"`
[INFO] [stdout] 2cf9bfbde756aaf106eca1c5209fb9933354df06a94432c61d3b9e6debe44594