[INFO] crate permutation-rs 3.0.0 is already in cache
[INFO] extracting crate permutation-rs 3.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/permutation-rs/3.0.0
[INFO] extracting crate permutation-rs 3.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/permutation-rs/3.0.0
[INFO] validating manifest of permutation-rs-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 permutation-rs-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 permutation-rs-3.0.0
[INFO] finished frobbing permutation-rs-3.0.0
[INFO] frobbed toml for permutation-rs-3.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/permutation-rs/3.0.0/Cargo.toml
[INFO] started frobbing permutation-rs-3.0.0
[INFO] finished frobbing permutation-rs-3.0.0
[INFO] frobbed toml for permutation-rs-3.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/permutation-rs/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 permutation-rs-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-3/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/permutation-rs/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] ee152686d8d5ebd4afdf2b0219b8dfd03189f861e03a6285562fe102112facc6
[INFO] running `"docker" "start" "-a" "ee152686d8d5ebd4afdf2b0219b8dfd03189f861e03a6285562fe102112facc6"`
[INFO] [stderr]    Compiling permutation-rs v3.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]   --> src/group/permutation.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | macro_rules! permute {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]    --> src/group/mod.rs:222:1
[INFO] [stderr]     |
[INFO] [stderr] 222 | macro_rules! morphism {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `"docker" "inspect" "ee152686d8d5ebd4afdf2b0219b8dfd03189f861e03a6285562fe102112facc6"`
[INFO] running `"docker" "rm" "-f" "ee152686d8d5ebd4afdf2b0219b8dfd03189f861e03a6285562fe102112facc6"`
[INFO] [stdout] ee152686d8d5ebd4afdf2b0219b8dfd03189f861e03a6285562fe102112facc6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/permutation-rs/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] 1a634491d06774cfa17347e167408e4e8931e6c77157fe9ac17b7ffd5e6db31d
[INFO] running `"docker" "start" "-a" "1a634491d06774cfa17347e167408e4e8931e6c77157fe9ac17b7ffd5e6db31d"`
[INFO] [stderr]    Compiling permutation-rs v3.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]   --> src/group/permutation.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | macro_rules! permute {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]    --> src/group/mod.rs:222:1
[INFO] [stderr]     |
[INFO] [stderr] 222 | macro_rules! morphism {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `"docker" "inspect" "1a634491d06774cfa17347e167408e4e8931e6c77157fe9ac17b7ffd5e6db31d"`
[INFO] running `"docker" "rm" "-f" "1a634491d06774cfa17347e167408e4e8931e6c77157fe9ac17b7ffd5e6db31d"`
[INFO] [stdout] 1a634491d06774cfa17347e167408e4e8931e6c77157fe9ac17b7ffd5e6db31d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/permutation-rs/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] b114c28e85d25eeaceb935a5617d85451e7addc34c5bd05f42f0ead03042c3d5
[INFO] running `"docker" "start" "-a" "b114c28e85d25eeaceb935a5617d85451e7addc34c5bd05f42f0ead03042c3d5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/permutation_rs-45a73c0395b405cc
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test group::permutation::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::permutation::tests::multiplication_should_be_from_left_to_right ... ok
[INFO] [stdout] test group::free::tests::word_should_display_correctly ... ok
[INFO] [stdout] test group::free::tests::permutaion_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] test group::free::tests::multiplication_should_be_from_left_to_right ... ok
[INFO] [stdout] test group::free::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::calculation::tests::factorial ... ok
[INFO] [stdout] test group::permutation::tests::permutaion_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] test group::permutation::tests::permutation_should_act_upon_integers ... ok
[INFO] [stdout] test group::permutation::tests::permutation_should_display_correctly ... ok
[INFO] [stdout] test group::calculation::tests::elements_generated_by_should_calculate_group_elements ... ok
[INFO] [stdout] test group::special::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::tree::tests::multiplication_should_be_from_left_to_right ... ok
[INFO] [stdout] test group::special::tests::multiplication_should_be_from_left_to_right ... ok
[INFO] [stdout] test group::special::tests::permutation_should_act_upon_integers ... ok
[INFO] [stdout] test group::special::tests::slp_permutaion_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] test group::tests::transversal_for_should_correctly_determine_transversal ... ok
[INFO] [stdout] test group::tree::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::tests::group_should_determine_if_an_element_is_a_member ... ok
[INFO] [stdout] test group::tests::group_should_have_a_size ... ok
[INFO] [stdout] test group::tree::tests::slp_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] test group::tree::tests::should_display_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/member-8643704e102d60f9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_that_a_certain_permutation_is_an_member ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/word-be0223cdb6947adc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_returned_word ... 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 permutation-rs
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/group/permutation.rs - group::permutation (line 41) ... ok
[INFO] [stdout] test src/group/permutation.rs - group::permutation (line 9) ... ok
[INFO] [stdout] test src/group/free.rs - group::free (line 9) ... ok
[INFO] [stdout] test src/group/tree.rs - group::tree (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b114c28e85d25eeaceb935a5617d85451e7addc34c5bd05f42f0ead03042c3d5"`
[INFO] running `"docker" "rm" "-f" "b114c28e85d25eeaceb935a5617d85451e7addc34c5bd05f42f0ead03042c3d5"`
[INFO] [stdout] b114c28e85d25eeaceb935a5617d85451e7addc34c5bd05f42f0ead03042c3d5