[INFO] updating cached repository jelford/project_euler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jelford/project_euler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jelford/project_euler" "work/ex/beta-1.38-1/sources/1.37.0/gh/jelford/project_euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jelford/project_euler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jelford/project_euler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jelford/project_euler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jelford/project_euler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7cdcc12bd242142680e4b73c43fdb1605404b77
[INFO] sha for GitHub repo jelford/project_euler: b7cdcc12bd242142680e4b73c43fdb1605404b77
[INFO] validating manifest of jelford/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 jelford/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 jelford/project_euler
[INFO] finished frobbing jelford/project_euler
[INFO] frobbed toml for jelford/project_euler written to work/ex/beta-1.38-1/sources/1.37.0/gh/jelford/project_euler/Cargo.toml
[INFO] started frobbing jelford/project_euler
[INFO] finished frobbing jelford/project_euler
[INFO] frobbed toml for jelford/project_euler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jelford/project_euler/Cargo.toml
[INFO] crate jelford/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jelford/project_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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jelford/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 687c014de4203775cf5fcee35841a74ad02ef41ce47b5359988228b38f0c3236
[INFO] running `"docker" "start" "-a" "687c014de4203775cf5fcee35841a74ad02ef41ce47b5359988228b38f0c3236"`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "687c014de4203775cf5fcee35841a74ad02ef41ce47b5359988228b38f0c3236"`
[INFO] running `"docker" "rm" "-f" "687c014de4203775cf5fcee35841a74ad02ef41ce47b5359988228b38f0c3236"`
[INFO] [stdout] 687c014de4203775cf5fcee35841a74ad02ef41ce47b5359988228b38f0c3236
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jelford/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dba62653dec9aa3423b8a0d107e7e12522531cfe97231f9f6a23a9e44f463e8f
[INFO] running `"docker" "start" "-a" "dba62653dec9aa3423b8a0d107e7e12522531cfe97231f9f6a23a9e44f463e8f"`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `"docker" "inspect" "dba62653dec9aa3423b8a0d107e7e12522531cfe97231f9f6a23a9e44f463e8f"`
[INFO] running `"docker" "rm" "-f" "dba62653dec9aa3423b8a0d107e7e12522531cfe97231f9f6a23a9e44f463e8f"`
[INFO] [stdout] dba62653dec9aa3423b8a0d107e7e12522531cfe97231f9f6a23a9e44f463e8f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jelford/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d53739aa050b66183dc3e8da8e069711cce48c3d33a4cef0b8de275468d74b8a
[INFO] running `"docker" "start" "-a" "d53739aa050b66183dc3e8da8e069711cce48c3d33a4cef0b8de275468d74b8a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/project_euler-83d949ff373b2466
[INFO] [stdout] 
[INFO] [stdout] running 61 tests
[INFO] [stdout] test factorization::tests::factors_do_not_repeat ... ok
[INFO] [stdout] test bitset::tests::powerset_of_three_numbers_yields_eight_sets ... ok
[INFO] [stdout] test bitset::tests::powerset_of_one_element_vector_yields_it_and_an_empty ... ok
[INFO] [stdout] test factorization::tests::factors_includes_non_prime_factors ... ok
[INFO] [stdout] test factorization::tests::hpf_finds_two_as_a_factor ... ok
[INFO] [stdout] test factorization::tests::hpf_finds_three_as_a_factor ... ok
[INFO] [stdout] test factorization::tests::hpf_finds_factors_of_large_numbers ... ok
[INFO] [stdout] test factorization::tests::has_3_digit_factors_correctly_identifies_some_negative_cases ... ok
[INFO] [stdout] test factorization::tests::has_3_digit_factors_correctly_identifies_some_positive_cases ... ok
[INFO] [stdout] test factorization::tests::hpf_of_1_is_1 ... ok
[INFO] [stdout] test factorization::tests::hpf_returns_primes ... ok
[INFO] [stdout] test factorization::tests::prime_factors_can_be_found_for_small_numbers_with_only_two_factors ... ok
[INFO] [stdout] test factorization::tests::prime_factors_can_be_repeated ... ok
[INFO] [stdout] test factorization::tests::prime_factors_of_some_primes_are_just_themselves ... ok
[INFO] [stdout] test fib::tests::fibcalc_yields_fib_series ... ok
[INFO] [stdout] test fizzbuzz::tests::is_product_of_3_or_5_false_for_multiples_of_neither ... ok
[INFO] [stdout] test fizzbuzz::tests::is_product_of_3_or_5_true_for_multiples_of_five ... ok
[INFO] [stdout] test fizzbuzz::tests::is_product_of_3_or_5_true_for_multiples_of_three ... ok
[INFO] [stdout] test palindromes::tests::all_1_digit_numbers_are_palindromes ... ok
[INFO] [stdout] test palindromes::tests::all_multiples_of_11_are_2_digit_palindromes ... ok
[INFO] [stdout] test palindromes::tests::can_generate_3_digit_palindromes ... ok
[INFO] [stdout] test palindromes::tests::covers_all_length_3_palindromes ... ok
[INFO] [stdout] test bitset::tests::powerset_of_4_numbers_has_16_elements ... ok
[INFO] [stdout] test palindromes::tests::mirror_dupes_elements_with_offset_in_array ... ok
[INFO] [stdout] test factorization::tests::factors_yields_at_least_all_prime_factors ... ok
[INFO] [stdout] test palindromes::tests::limit_gives_midpoint_of_vector ... ok
[INFO] [stdout] test palindromes::tests::palindroms_are_generated_in_descending_order ... ok
[INFO] [stdout] test palindromes::tests::num_from_digits_is_zero_for_empty_digits ... ok
[INFO] [stdout] test palindromes::tests::num_from_digits_works_with_decimals ... ok
[INFO] [stdout] test palindromes::tests::step_reduces_both_numbers_if_two_digits ... ok
[INFO] [stdout] test palindromes::tests::step_on_single_digit_decrements ... ok
[INFO] [stdout] test palindromes::tests::step_goes_from_reducing_middle_to_reducing_outside_when_middle_exhausted ... ok
[INFO] [stdout] test palindromes::tests::covers_all_length_5_palindromes ... ok
[INFO] [stdout] test palindromes::tests::mirror_is_a_noop_for_vec_of_1_lenght ... ok
[INFO] [stdout] test palindromes::tests::mirror_duplicates_first_element_for_vec_len_2 ... ok
[INFO] [stdout] test palindromes::tests::mirror_is_a_noop_for_mid_point ... ok
[INFO] [stdout] test palindromes::tests::step_reduces_less_significant_digits_first ... ok
[INFO] [stdout] test palindromes::tests::step_says_its_done_when_reaches_lowest_point ... ok
[INFO] [stdout] test primes::tests::prime_bag::equality::equality_between_primes ... ok
[INFO] [stdout] test primes::tests::prime_bag::division::division_subtracts_factors ... ok
[INFO] [stdout] test primes::tests::prime_bag::equality::equality_between_different_expressions_of_same_number ... ok
[INFO] [stdout] test primes::tests::prime_bag::equality::equality_between_non_primes ... ok
[INFO] [stdout] test primes::tests::prime_bag::lowest_common_multiple::lcm_of_prime_bags_with_same_factor_different_number_of_times_takes_the_max ... ok
[INFO] [stdout] test primes::tests::prime_bag::ordering::ordering_with_large_numb ... ok
[INFO] [stdout] test primes::tests::prime_bag::ordering::ordering_between_numbers_repeated_factors ... ok
[INFO] [stdout] test primes::tests::prime_bag::ordering::ordering_between_numbers_same_number_of_factors ... ok
[INFO] [stdout] test primes::tests::prime_bag::mulitplication::multiply_two_prime_bags_combines_factors ... ok
[INFO] [stdout] test primes::tests::stream_of_primes::stream_of_primes_yields_some_primes ... ok
[INFO] [stdout] test primes::tests::stream_of_primes::stream_of_primes_yields_primes_including_max ... ok
[INFO] [stdout] test pythagorian_triplets::test::all_returned_pythagpoints_are_pythagorian_triplets ... ok
[INFO] [stdout] test pythagorian_triplets::test::some_non_examples_of_pythagorian_triplets ... ok
[INFO] [stdout] test pythagorian_triplets::test::some_pythagorian_triplets ... ok
[INFO] [stdout] test series::tests::sum_of_i_base_cases ... ok
[INFO] [stdout] test primes::tests::prime_bag::lowest_common_multiple::merging_disjoint_prime_bags_leaves_us_with_both_sets_of_primes_merged ... ok
[INFO] [stdout] test primes::tests::prime_bag::lowest_common_multiple::merging_overlapping_prime_bags_dedups_where_possible ... ok
[INFO] [stdout] test primes::tests::stream_of_primes::stream_of_primes_finished_at_its_upper_bound ... ok
[INFO] [stdout] test series::tests::sum_of_squares_is_correct_for_some_mid_sized_numbers ... ok
[INFO] [stdout] test series::tests::sum_of_squares_base_cases ... ok
[INFO] [stdout] test series::tests::sum_of_i_is_correct_for_some_mid_size_numbers ... ok
[INFO] [stdout] test factorization::tests::prime_factor_of_large_prime_can_be_found_as_itself ... ok
[INFO] [stdout] test primes::tests::stream_of_primes::streame_of_primes_remains_accurrate_for_large_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 61 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/project_euler-bb64326ae0dfa44a
[INFO] [stderr]    Doc-tests project_euler
[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] [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" "d53739aa050b66183dc3e8da8e069711cce48c3d33a4cef0b8de275468d74b8a"`
[INFO] running `"docker" "rm" "-f" "d53739aa050b66183dc3e8da8e069711cce48c3d33a4cef0b8de275468d74b8a"`
[INFO] [stdout] d53739aa050b66183dc3e8da8e069711cce48c3d33a4cef0b8de275468d74b8a