[INFO] updating cached repository cmeister2/projecteuler_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cmeister2/projecteuler_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cmeister2/projecteuler_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/cmeister2/projecteuler_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cmeister2/projecteuler_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cmeister2/projecteuler_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmeister2/projecteuler_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmeister2/projecteuler_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d1de50619fcd959b9a538657699594c651a7efcd
[INFO] sha for GitHub repo cmeister2/projecteuler_rust: d1de50619fcd959b9a538657699594c651a7efcd
[INFO] validating manifest of cmeister2/projecteuler_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 cmeister2/projecteuler_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 cmeister2/projecteuler_rust
[INFO] finished frobbing cmeister2/projecteuler_rust
[INFO] frobbed toml for cmeister2/projecteuler_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/cmeister2/projecteuler_rust/Cargo.toml
[INFO] started frobbing cmeister2/projecteuler_rust
[INFO] finished frobbing cmeister2/projecteuler_rust
[INFO] frobbed toml for cmeister2/projecteuler_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmeister2/projecteuler_rust/Cargo.toml
[INFO] crate cmeister2/projecteuler_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 cmeister2/projecteuler_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/cmeister2/projecteuler_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] 40acc9a854bf47d75861e01629d9de2c7e37fea34179188a08c699bb618b44a1
[INFO] running `"docker" "start" "-a" "40acc9a854bf47d75861e01629d9de2c7e37fea34179188a08c699bb618b44a1"`
[INFO] [stderr]    Compiling projecteuler_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "40acc9a854bf47d75861e01629d9de2c7e37fea34179188a08c699bb618b44a1"`
[INFO] running `"docker" "rm" "-f" "40acc9a854bf47d75861e01629d9de2c7e37fea34179188a08c699bb618b44a1"`
[INFO] [stdout] 40acc9a854bf47d75861e01629d9de2c7e37fea34179188a08c699bb618b44a1
[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/cmeister2/projecteuler_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] 267bbbd1229df8d1c2d10f39dc7ab50d74a84e163c5444fd28d86286c70684ec
[INFO] running `"docker" "start" "-a" "267bbbd1229df8d1c2d10f39dc7ab50d74a84e163c5444fd28d86286c70684ec"`
[INFO] [stderr]    Compiling projecteuler_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "267bbbd1229df8d1c2d10f39dc7ab50d74a84e163c5444fd28d86286c70684ec"`
[INFO] running `"docker" "rm" "-f" "267bbbd1229df8d1c2d10f39dc7ab50d74a84e163c5444fd28d86286c70684ec"`
[INFO] [stdout] 267bbbd1229df8d1c2d10f39dc7ab50d74a84e163c5444fd28d86286c70684ec
[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/cmeister2/projecteuler_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] 3a152c30319f452de60f752819fa51f5813f277917bacecf4f4d146b034c801a
[INFO] running `"docker" "start" "-a" "3a152c30319f452de60f752819fa51f5813f277917bacecf4f4d146b034c801a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/projecteuler_rust-f5b1b45a9358a0d4
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::problem_2 ... ok
[INFO] [stdout] test tests::problem_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3a152c30319f452de60f752819fa51f5813f277917bacecf4f4d146b034c801a"`
[INFO] running `"docker" "rm" "-f" "3a152c30319f452de60f752819fa51f5813f277917bacecf4f4d146b034c801a"`
[INFO] [stdout] 3a152c30319f452de60f752819fa51f5813f277917bacecf4f4d146b034c801a