[INFO] updating cached repository rsarwas/learn-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rsarwas/learn-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rsarwas/learn-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/rsarwas/learn-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rsarwas/learn-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rsarwas/learn-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rsarwas/learn-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rsarwas/learn-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3932a3925fc670b9738b94bf292a69d32c2a71fd
[INFO] sha for GitHub repo rsarwas/learn-rust: 3932a3925fc670b9738b94bf292a69d32c2a71fd
[INFO] validating manifest of rsarwas/learn-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 rsarwas/learn-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 rsarwas/learn-rust
[INFO] finished frobbing rsarwas/learn-rust
[INFO] frobbed toml for rsarwas/learn-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/rsarwas/learn-rust/Cargo.toml
[INFO] started frobbing rsarwas/learn-rust
[INFO] finished frobbing rsarwas/learn-rust
[INFO] frobbed toml for rsarwas/learn-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rsarwas/learn-rust/Cargo.toml
[INFO] crate rsarwas/learn-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 rsarwas/learn-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-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/rsarwas/learn-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] 9d382f14c3d4a15e8ecec4b2b2a3da7d8439bbe420dc2efc432ab902fd86e913
[INFO] running `"docker" "start" "-a" "9d382f14c3d4a15e8ecec4b2b2a3da7d8439bbe420dc2efc432ab902fd86e913"`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling primal-sieve v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling learn-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `"docker" "inspect" "9d382f14c3d4a15e8ecec4b2b2a3da7d8439bbe420dc2efc432ab902fd86e913"`
[INFO] running `"docker" "rm" "-f" "9d382f14c3d4a15e8ecec4b2b2a3da7d8439bbe420dc2efc432ab902fd86e913"`
[INFO] [stdout] 9d382f14c3d4a15e8ecec4b2b2a3da7d8439bbe420dc2efc432ab902fd86e913
[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/rsarwas/learn-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] 55c8925298030994c0557218364d689713d418804bdbd64989bf2b3d040aa79d
[INFO] running `"docker" "start" "-a" "55c8925298030994c0557218364d689713d418804bdbd64989bf2b3d040aa79d"`
[INFO] [stderr]    Compiling learn-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `"docker" "inspect" "55c8925298030994c0557218364d689713d418804bdbd64989bf2b3d040aa79d"`
[INFO] running `"docker" "rm" "-f" "55c8925298030994c0557218364d689713d418804bdbd64989bf2b3d040aa79d"`
[INFO] [stdout] 55c8925298030994c0557218364d689713d418804bdbd64989bf2b3d040aa79d
[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/rsarwas/learn-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] 1b9faedc14bddecf780eb2dc91de2a94d633dcb4c0ecc96aedde8594322160e4
[INFO] running `"docker" "start" "-a" "1b9faedc14bddecf780eb2dc91de2a94d633dcb4c0ecc96aedde8594322160e4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learn_rust-774fd51464dc61cf
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test euler::problem002::tests::test_vector ... ok
[INFO] [stdout] test euler::problem002::tests::test_loop ... ok
[INFO] [stdout] test euler::problem002::tests::test_iterator ... ok
[INFO] [stdout] test euler::problem001::tests::test_2_iterators ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_11 ... ok
[INFO] [stdout] test euler::problem001::tests::test_1_iterator ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_11a ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_13195 ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_13195a ... ok
[INFO] [stdout] test euler::math::tests::polytopic_number_test ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_27 ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_27a ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_6 ... ok
[INFO] [stdout] test euler::problem003::tests::gpf_of_6a ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_divisible_by_2digits ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_divisible_by_3digits ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_not_divisible_by_2digits ... ok
[INFO] [stdout] test euler::problem004::tests::test_is_not_divisible_by_3digits ... ok
[INFO] [stdout] test euler::problem004::tests::test_number_of_digits_1 ... ok
[INFO] [stdout] test euler::problem004::tests::test_number_of_digits_6 ... ok
[INFO] [stdout] test euler::problem004::tests::test_palindrome ... ok
[INFO] [stdout] test euler::problem004::tests::test_reverse_number ... ok
[INFO] [stdout] test euler::problem005::tests::test_sample ... ok
[INFO] [stdout] test euler::problem005::tests::test_sample_opt2 ... ok
[INFO] [stdout] test euler::problem005::tests::test_sample_opt3 ... ok
[INFO] [stdout] test euler::problem006::tests::test_sample ... ok
[INFO] [stdout] test euler::problem107::tests::test_min_weight_sample ... ok
[INFO] [stdout] test euler::problem107::tests::test_start_weight_sample ... ok
[INFO] [stdout] test euler::problem108::tests::test_sample ... ok
[INFO] [stdout] test euler::problem113::tests::non_bouncy_test_10 ... ok
[INFO] [stdout] test euler::problem113::tests::non_bouncy_test_2 ... ok
[INFO] [stdout] test euler::problem113::tests::non_bouncy_test_6 ... ok
[INFO] [stdout] test euler::problem119::tests::option1_test2 ... ok
[INFO] [stdout] test euler::problem119::tests::option1_test1 ... ok
[INFO] [stdout] test euler::problem119::tests::sum_of_digits_test1 ... ok
[INFO] [stdout] test euler::problem119::tests::sum_of_digits_test2 ... ok
[INFO] [stdout] test euler::problem119::tests::sum_of_digits_test3 ... ok
[INFO] [stdout] test euler::problem001::tests::test_3_iterators ... ok
[INFO] [stdout] test euler::problem001::tests::test_loop ... ok
[INFO] [stdout] test euler::problem139::tests::sum_of_digits_test1 ... ok
[INFO] [stdout] test euler::problem179::tests::divisor_count_test1 ... ok
[INFO] [stdout] test euler::problem345::tests::matrix_sum_test ... ok
[INFO] [stdout] test euler::problem004::tests::test_sample ... ok
[INFO] [stdout] test euler::problem357::tests::non_bouncy_test_2 ... ok
[INFO] [stdout] test euler::problem123::tests::prime_square_remainders_test1 ... ok
[INFO] [stdout] test euler::problem203::tests::square_free_pascal_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1b9faedc14bddecf780eb2dc91de2a94d633dcb4c0ecc96aedde8594322160e4"`
[INFO] running `"docker" "rm" "-f" "1b9faedc14bddecf780eb2dc91de2a94d633dcb4c0ecc96aedde8594322160e4"`
[INFO] [stdout] 1b9faedc14bddecf780eb2dc91de2a94d633dcb4c0ecc96aedde8594322160e4