[INFO] crate lehmer 3.0.0 is already in cache
[INFO] extracting crate lehmer 3.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/lehmer/3.0.0
[INFO] extracting crate lehmer 3.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lehmer/3.0.0
[INFO] validating manifest of lehmer-3.0.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lehmer-3.0.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lehmer-3.0.0
[INFO] finished frobbing lehmer-3.0.0
[INFO] frobbed toml for lehmer-3.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/lehmer/3.0.0/Cargo.toml
[INFO] started frobbing lehmer-3.0.0
[INFO] finished frobbing lehmer-3.0.0
[INFO] frobbed toml for lehmer-3.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lehmer/3.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lehmer-3.0.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lehmer/3.0.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8452efd07b6441a35b668f46b135b9ee86d982a0fbce65321674fc130e422825
[INFO] running `"docker" "start" "-a" "8452efd07b6441a35b668f46b135b9ee86d982a0fbce65321674fc130e422825"`
[INFO] [stderr]    Compiling lehmer v3.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "8452efd07b6441a35b668f46b135b9ee86d982a0fbce65321674fc130e422825"`
[INFO] running `"docker" "rm" "-f" "8452efd07b6441a35b668f46b135b9ee86d982a0fbce65321674fc130e422825"`
[INFO] [stdout] 8452efd07b6441a35b668f46b135b9ee86d982a0fbce65321674fc130e422825
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lehmer/3.0.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] da083a20a4126c3443f8768d2e422bffe63293e762d9db3810553d9425f88959
[INFO] running `"docker" "start" "-a" "da083a20a4126c3443f8768d2e422bffe63293e762d9db3810553d9425f88959"`
[INFO] [stderr]    Compiling lehmer v3.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "da083a20a4126c3443f8768d2e422bffe63293e762d9db3810553d9425f88959"`
[INFO] running `"docker" "rm" "-f" "da083a20a4126c3443f8768d2e422bffe63293e762d9db3810553d9425f88959"`
[INFO] [stdout] da083a20a4126c3443f8768d2e422bffe63293e762d9db3810553d9425f88959
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lehmer/3.0.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] fc23322237219e766a21d414b4218a5afc6dbe96494f1f033567f6f253d7693b
[INFO] running `"docker" "start" "-a" "fc23322237219e766a21d414b4218a5afc6dbe96494f1f033567f6f253d7693b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lehmer-c598e1bc93a9fcc5
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test bit_string::test::new::it_is_initialized_to_zero ... ok
[INFO] [stdout] test bit_string::test::count_until::it_counts_the_number_of_set_bits_until_the_nth_bit ... ok
[INFO] [stdout] test bit_string::test::set::it_sets_the_nth_bit ... ok
[INFO] [stdout] test test::from_decimal::it_works_for_a_complicated_case ... ok
[INFO] [stdout] test test::from_decimal::it_maps_a_decimal_number_to_its_lehmer_code ... ok
[INFO] [stdout] test test::to_decimal::it_maps_a_lehmer_code_to_its_decimal_number ... ok
[INFO] [stdout] test test::max_value::it_returns_the_maximum_decimal_for_a_permutation_of_n_items ... ok
[INFO] [stdout] test test::from_permutation::it_works_for_the_trivial_case ... ok
[INFO] [stdout] test test::from_decimal::it_works_for_trivial_cases ... ok
[INFO] [stdout] test test::to_permutation::it_maps_a_lehmer_code_to_its_permutation ... ok
[INFO] [stdout] test test::to_permutation::it_works_for_a_complicated_case ... ok
[INFO] [stdout] test test::to_decimal::it_works_for_the_trivial_case ... ok
[INFO] [stdout] test test::from_permutation::it_works_for_a_complicated_case ... ok
[INFO] [stdout] test test::to_decimal::it_works_for_a_complicated_case ... ok
[INFO] [stdout] test test::from_permutation::it_maps_a_permutation_to_its_lehmer_code ... ok
[INFO] [stdout] test test::to_permutation::it_works_for_trivial_cases ... ok
[INFO] [stdout] test bit_string::test::set::it_panics_if_n_is_out_of_bounds ... ok
[INFO] [stdout] test bit_string::test::count_until::it_panics_if_n_is_out_of_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lehmer_test-3a8834e824271beb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_can_convert_between_permutations_lehmer_codes_and_decimals ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lehmer
[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" "fc23322237219e766a21d414b4218a5afc6dbe96494f1f033567f6f253d7693b"`
[INFO] running `"docker" "rm" "-f" "fc23322237219e766a21d414b4218a5afc6dbe96494f1f033567f6f253d7693b"`
[INFO] [stdout] fc23322237219e766a21d414b4218a5afc6dbe96494f1f033567f6f253d7693b