[INFO] updating cached repository jeffs/rust-euler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeffs/rust-euler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffs/rust-euler" "work/ex/beta-1.38-1/sources/1.37.0/gh/jeffs/rust-euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jeffs/rust-euler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffs/rust-euler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffs/rust-euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffs/rust-euler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee12b0d784974fd5b7c586463acbbd0e042291bf
[INFO] sha for GitHub repo jeffs/rust-euler: ee12b0d784974fd5b7c586463acbbd0e042291bf
[INFO] validating manifest of jeffs/rust-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 jeffs/rust-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 jeffs/rust-euler
[INFO] finished frobbing jeffs/rust-euler
[INFO] frobbed toml for jeffs/rust-euler written to work/ex/beta-1.38-1/sources/1.37.0/gh/jeffs/rust-euler/Cargo.toml
[INFO] started frobbing jeffs/rust-euler
[INFO] finished frobbing jeffs/rust-euler
[INFO] frobbed toml for jeffs/rust-euler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffs/rust-euler/Cargo.toml
[INFO] crate jeffs/rust-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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jeffs/rust-euler against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffs/rust-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 60b140145a091829fe8c492a289d3ce1e8621401ce8fa2822a6b30b9e394ef7c
[INFO] running `"docker" "start" "-a" "60b140145a091829fe8c492a289d3ce1e8621401ce8fa2822a6b30b9e394ef7c"`
[INFO] [stderr]    Compiling rust-euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "60b140145a091829fe8c492a289d3ce1e8621401ce8fa2822a6b30b9e394ef7c"`
[INFO] running `"docker" "rm" "-f" "60b140145a091829fe8c492a289d3ce1e8621401ce8fa2822a6b30b9e394ef7c"`
[INFO] [stdout] 60b140145a091829fe8c492a289d3ce1e8621401ce8fa2822a6b30b9e394ef7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffs/rust-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8770d79fe2c5d2be75d4ac60c9647654b3649f0e319a27e1ec5f434f2f160d52
[INFO] running `"docker" "start" "-a" "8770d79fe2c5d2be75d4ac60c9647654b3649f0e319a27e1ec5f434f2f160d52"`
[INFO] [stderr]    Compiling rust-euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "8770d79fe2c5d2be75d4ac60c9647654b3649f0e319a27e1ec5f434f2f160d52"`
[INFO] running `"docker" "rm" "-f" "8770d79fe2c5d2be75d4ac60c9647654b3649f0e319a27e1ec5f434f2f160d52"`
[INFO] [stdout] 8770d79fe2c5d2be75d4ac60c9647654b3649f0e319a27e1ec5f434f2f160d52
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeffs/rust-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 29a072a8eaac75e68e3bbfd2c38c978b666858c79badfc15632e9794802f095e
[INFO] running `"docker" "start" "-a" "29a072a8eaac75e68e3bbfd2c38c978b666858c79badfc15632e9794802f095e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_euler-56f060c14e1c1da0
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test problem7::tests::test_solution ... ignored
[INFO] [stdout] test problem1::tests::test_solution ... ok
[INFO] [stdout] test problem4::tests::test_to_digits_reverse ... ok
[INFO] [stdout] test problem5::tests::test_solution ... ok
[INFO] [stdout] test problem6::tests::test_solution ... ok
[INFO] [stdout] test problem3::tests::test_solution ... ok
[INFO] [stdout] test problem2::tests::test_solution ... ok
[INFO] [stdout] test problem4::tests::test_solution ... ok
[INFO] [stderr]    Doc-tests rust-euler
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/prime.rs - prime::nth (line 90) ... ok
[INFO] [stdout] test src/prime.rs - prime::generate (line 69) ... ok
[INFO] [stdout] test src/prime.rs - prime::from_factors (line 49) ... ok
[INFO] [stdout] test src/prime.rs - prime::factor (line 22) ... ok
[INFO] [stdout] test src/prime.rs - prime::to_map (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "29a072a8eaac75e68e3bbfd2c38c978b666858c79badfc15632e9794802f095e"`
[INFO] running `"docker" "rm" "-f" "29a072a8eaac75e68e3bbfd2c38c978b666858c79badfc15632e9794802f095e"`
[INFO] [stdout] 29a072a8eaac75e68e3bbfd2c38c978b666858c79badfc15632e9794802f095e