[INFO] updating cached repository RustyBamboo/project_euler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RustyBamboo/project_euler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RustyBamboo/project_euler" "work/ex/beta-1.38-1/sources/1.37.0/gh/RustyBamboo/project_euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/RustyBamboo/project_euler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RustyBamboo/project_euler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustyBamboo/project_euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustyBamboo/project_euler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] beb4f6ea81e4e1218df11c9ed656f5418efd6c29
[INFO] sha for GitHub repo RustyBamboo/project_euler: beb4f6ea81e4e1218df11c9ed656f5418efd6c29
[INFO] validating manifest of RustyBamboo/project_euler 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 RustyBamboo/project_euler 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 RustyBamboo/project_euler
[INFO] finished frobbing RustyBamboo/project_euler
[INFO] frobbed toml for RustyBamboo/project_euler written to work/ex/beta-1.38-1/sources/1.37.0/gh/RustyBamboo/project_euler/Cargo.toml
[INFO] started frobbing RustyBamboo/project_euler
[INFO] finished frobbing RustyBamboo/project_euler
[INFO] frobbed toml for RustyBamboo/project_euler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustyBamboo/project_euler/Cargo.toml
[INFO] crate RustyBamboo/project_euler 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing RustyBamboo/project_euler 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-0/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/RustyBamboo/project_euler:/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] 82490e15742b7b9662afb2d55a258c884c595a602281a984011420baaf297788
[INFO] running `"docker" "start" "-a" "82490e15742b7b9662afb2d55a258c884c595a602281a984011420baaf297788"`
[INFO] [stderr]    Compiling euler_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "82490e15742b7b9662afb2d55a258c884c595a602281a984011420baaf297788"`
[INFO] running `"docker" "rm" "-f" "82490e15742b7b9662afb2d55a258c884c595a602281a984011420baaf297788"`
[INFO] [stdout] 82490e15742b7b9662afb2d55a258c884c595a602281a984011420baaf297788
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/RustyBamboo/project_euler:/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] 069656fb221c7fcd0306360fb7f093d117510df6320fd81e40bc3abc427a7489
[INFO] running `"docker" "start" "-a" "069656fb221c7fcd0306360fb7f093d117510df6320fd81e40bc3abc427a7489"`
[INFO] [stderr]    Compiling euler_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "069656fb221c7fcd0306360fb7f093d117510df6320fd81e40bc3abc427a7489"`
[INFO] running `"docker" "rm" "-f" "069656fb221c7fcd0306360fb7f093d117510df6320fd81e40bc3abc427a7489"`
[INFO] [stdout] 069656fb221c7fcd0306360fb7f093d117510df6320fd81e40bc3abc427a7489
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/RustyBamboo/project_euler:/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] e2c5e753aa2dce5a102a8e91554326ae7c24ad4f1f9215458de736a2fe6e18f5
[INFO] running `"docker" "start" "-a" "e2c5e753aa2dce5a102a8e91554326ae7c24ad4f1f9215458de736a2fe6e18f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/euler_project-a91db222fde2d9a6
[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" "e2c5e753aa2dce5a102a8e91554326ae7c24ad4f1f9215458de736a2fe6e18f5"`
[INFO] running `"docker" "rm" "-f" "e2c5e753aa2dce5a102a8e91554326ae7c24ad4f1f9215458de736a2fe6e18f5"`
[INFO] [stdout] e2c5e753aa2dce5a102a8e91554326ae7c24ad4f1f9215458de736a2fe6e18f5