[INFO] updating cached repository nick-hill/day3_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nick-hill/day3_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nick-hill/day3_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/nick-hill/day3_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nick-hill/day3_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nick-hill/day3_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nick-hill/day3_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nick-hill/day3_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 63d3932a23cac4563b30403ad03f52f82bdb889a
[INFO] sha for GitHub repo nick-hill/day3_rust: 63d3932a23cac4563b30403ad03f52f82bdb889a
[INFO] validating manifest of nick-hill/day3_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 nick-hill/day3_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 nick-hill/day3_rust
[INFO] finished frobbing nick-hill/day3_rust
[INFO] frobbed toml for nick-hill/day3_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/nick-hill/day3_rust/Cargo.toml
[INFO] started frobbing nick-hill/day3_rust
[INFO] finished frobbing nick-hill/day3_rust
[INFO] frobbed toml for nick-hill/day3_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nick-hill/day3_rust/Cargo.toml
[INFO] crate nick-hill/day3_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 nick-hill/day3_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/nick-hill/day3_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] 5baed342c319bf2fcda87e6438270711d6c558d53831a979d2cae714c1944b25
[INFO] running `"docker" "start" "-a" "5baed342c319bf2fcda87e6438270711d6c558d53831a979d2cae714c1944b25"`
[INFO] [stderr]    Compiling day3_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "5baed342c319bf2fcda87e6438270711d6c558d53831a979d2cae714c1944b25"`
[INFO] running `"docker" "rm" "-f" "5baed342c319bf2fcda87e6438270711d6c558d53831a979d2cae714c1944b25"`
[INFO] [stdout] 5baed342c319bf2fcda87e6438270711d6c558d53831a979d2cae714c1944b25
[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/nick-hill/day3_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] 2aaae88a240baafcde5f6f5fd9794746852f612b4041cfd71fbaceb276753807
[INFO] running `"docker" "start" "-a" "2aaae88a240baafcde5f6f5fd9794746852f612b4041cfd71fbaceb276753807"`
[INFO] [stderr]    Compiling day3_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "2aaae88a240baafcde5f6f5fd9794746852f612b4041cfd71fbaceb276753807"`
[INFO] running `"docker" "rm" "-f" "2aaae88a240baafcde5f6f5fd9794746852f612b4041cfd71fbaceb276753807"`
[INFO] [stdout] 2aaae88a240baafcde5f6f5fd9794746852f612b4041cfd71fbaceb276753807
[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/nick-hill/day3_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] 582c2526b053fcd76ec74abc5602d4d8457dce86f40a201224c398418a5e90ac
[INFO] running `"docker" "start" "-a" "582c2526b053fcd76ec74abc5602d4d8457dce86f40a201224c398418a5e90ac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day3_rust-599a305e4451c811
[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" "582c2526b053fcd76ec74abc5602d4d8457dce86f40a201224c398418a5e90ac"`
[INFO] running `"docker" "rm" "-f" "582c2526b053fcd76ec74abc5602d4d8457dce86f40a201224c398418a5e90ac"`
[INFO] [stdout] 582c2526b053fcd76ec74abc5602d4d8457dce86f40a201224c398418a5e90ac