[INFO] updating cached repository pcmind/projecteuler-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pcmind/projecteuler-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pcmind/projecteuler-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/pcmind/projecteuler-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pcmind/projecteuler-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pcmind/projecteuler-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pcmind/projecteuler-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pcmind/projecteuler-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b238f1a8ec84418bf8620218399b90858954326a
[INFO] sha for GitHub repo pcmind/projecteuler-rust: b238f1a8ec84418bf8620218399b90858954326a
[INFO] validating manifest of pcmind/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 pcmind/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 pcmind/projecteuler-rust
[INFO] finished frobbing pcmind/projecteuler-rust
[INFO] frobbed toml for pcmind/projecteuler-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/pcmind/projecteuler-rust/Cargo.toml
[INFO] started frobbing pcmind/projecteuler-rust
[INFO] finished frobbing pcmind/projecteuler-rust
[INFO] frobbed toml for pcmind/projecteuler-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pcmind/projecteuler-rust/Cargo.toml
[INFO] crate pcmind/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 pcmind/projecteuler-rust 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pcmind/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 29c6ca17dbafe7962a12ac0565df25762a083611d32babfa339d5c8dcb5968c1
[INFO] running `"docker" "start" "-a" "29c6ca17dbafe7962a12ac0565df25762a083611d32babfa339d5c8dcb5968c1"`
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling projecteuler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `"docker" "inspect" "29c6ca17dbafe7962a12ac0565df25762a083611d32babfa339d5c8dcb5968c1"`
[INFO] running `"docker" "rm" "-f" "29c6ca17dbafe7962a12ac0565df25762a083611d32babfa339d5c8dcb5968c1"`
[INFO] [stdout] 29c6ca17dbafe7962a12ac0565df25762a083611d32babfa339d5c8dcb5968c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pcmind/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8c2e3fc36f4daddbcb5d1864d543d167b135dc193f23be3df320940517486bd7
[INFO] running `"docker" "start" "-a" "8c2e3fc36f4daddbcb5d1864d543d167b135dc193f23be3df320940517486bd7"`
[INFO] [stderr]    Compiling projecteuler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "8c2e3fc36f4daddbcb5d1864d543d167b135dc193f23be3df320940517486bd7"`
[INFO] running `"docker" "rm" "-f" "8c2e3fc36f4daddbcb5d1864d543d167b135dc193f23be3df320940517486bd7"`
[INFO] [stdout] 8c2e3fc36f4daddbcb5d1864d543d167b135dc193f23be3df320940517486bd7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/pcmind/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 6c9bf508dab1ef3e1577214c0e5e80768486c24c8a5156f4e37584fbf5ba1751
[INFO] running `"docker" "start" "-a" "6c9bf508dab1ef3e1577214c0e5e80768486c24c8a5156f4e37584fbf5ba1751"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/projecteuler-15da81d6f61fb9dc
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test problem1::tests::iterative ... ok
[INFO] [stdout] test problem1::tests::optimal1 ... ok
[INFO] [stdout] test problem2::tests::sum_of_even_fibonacci_numbers_return_correct_sum ... ok
[INFO] [stdout] test problem4::tests::corner_cases ... ok
[INFO] [stdout] test problem4::tests::first_palindrome_is_correct ... ok
[INFO] [stdout] test problem4::tests::give_correct_solutions ... ok
[INFO] [stdout] test problem4::tests::detect_a_valid_palindrome ... ok
[INFO] [stdout] test problem4::tests::detect_an_invalid_palindrome ... ok
[INFO] [stdout] test problem1::tests::compute_correctly_provided_solution ... ok
[INFO] [stdout] test problem4::tests::prev_return_only_palindrome_numbers ... ok
[INFO] [stdout] test problem6::tests::test_correct_result ... ok
[INFO] [stdout] test problem5::tests::test_corner_case ... ok
[INFO] [stdout] test problem5::tests::test_given_solution ... ok
[INFO] [stdout] test problem4::tests::max_palindrome_made_out_of_n_digit_number ... ok
[INFO] [stdout] test problem6::tests::test_given_solution ... ok
[INFO] [stdout] test problem3::tests::output_correct_value ... ok
[INFO] [stdout] test problem5::tests::test_correct_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/projecteuler-f6b4022305e5dc7c
[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] [stderr]    Doc-tests projecteuler
[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" "6c9bf508dab1ef3e1577214c0e5e80768486c24c8a5156f4e37584fbf5ba1751"`
[INFO] running `"docker" "rm" "-f" "6c9bf508dab1ef3e1577214c0e5e80768486c24c8a5156f4e37584fbf5ba1751"`
[INFO] [stdout] 6c9bf508dab1ef3e1577214c0e5e80768486c24c8a5156f4e37584fbf5ba1751