[INFO] fetching crate permutation-rs 3.0.0...
[INFO] testing permutation-rs-3.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate permutation-rs 3.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate permutation-rs 3.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate permutation-rs 3.0.0
[INFO] finished tweaking crates.io crate permutation-rs 3.0.0
[INFO] tweaked toml for crates.io crate permutation-rs 3.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ac89474af395515e025d411c1ec125b652b19acacbfd61e41163415f2d9612a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9ac89474af395515e025d411c1ec125b652b19acacbfd61e41163415f2d9612a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac89474af395515e025d411c1ec125b652b19acacbfd61e41163415f2d9612a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac89474af395515e025d411c1ec125b652b19acacbfd61e41163415f2d9612a", kill_on_drop: false }`
[INFO] [stdout] 9ac89474af395515e025d411c1ec125b652b19acacbfd61e41163415f2d9612a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e0eb3c82c9eebc95c0aa0ccae49a33408e9b31935d74da06cef6c3282affb1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f7e0eb3c82c9eebc95c0aa0ccae49a33408e9b31935d74da06cef6c3282affb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutation-rs v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]   --> src/group/permutation.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | macro_rules! permute {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]    --> src/group/mod.rs:222:1
[INFO] [stdout]     |
[INFO] [stdout] 222 | macro_rules! morphism {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "f7e0eb3c82c9eebc95c0aa0ccae49a33408e9b31935d74da06cef6c3282affb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e0eb3c82c9eebc95c0aa0ccae49a33408e9b31935d74da06cef6c3282affb1", kill_on_drop: false }`
[INFO] [stdout] f7e0eb3c82c9eebc95c0aa0ccae49a33408e9b31935d74da06cef6c3282affb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 421ed999d3a13fc14a4f2a863af85c343027c0bac34f2235ab7ae2eb466588d5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "421ed999d3a13fc14a4f2a863af85c343027c0bac34f2235ab7ae2eb466588d5", kill_on_drop: false }`
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]   --> src/group/permutation.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | macro_rules! permute {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling permutation-rs v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]    --> src/group/mod.rs:222:1
[INFO] [stdout]     |
[INFO] [stdout] 222 | macro_rules! morphism {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]   --> src/group/permutation.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | macro_rules! permute {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]    --> src/group/mod.rs:222:1
[INFO] [stdout]     |
[INFO] [stdout] 222 | macro_rules! morphism {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "421ed999d3a13fc14a4f2a863af85c343027c0bac34f2235ab7ae2eb466588d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421ed999d3a13fc14a4f2a863af85c343027c0bac34f2235ab7ae2eb466588d5", kill_on_drop: false }`
[INFO] [stdout] 421ed999d3a13fc14a4f2a863af85c343027c0bac34f2235ab7ae2eb466588d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4aaa2babef2ec37e9559df6ec7d2e6f0f760c656ee7adf19a75d883bc7bee225
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4aaa2babef2ec37e9559df6ec7d2e6f0f760c656ee7adf19a75d883bc7bee225", kill_on_drop: false }`
[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: the lint level is 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] warning: `permutation-rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `permutation-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/permutation_rs-11d65e9c55f33174)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test group::free::tests::multiplication_should_be_from_left_to_right ... ok
[INFO] [stdout] test group::permutation::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::calculation::tests::elements_generated_by_should_calculate_group_elements ... ok
[INFO] [stdout] test group::calculation::tests::factorial ... ok
[INFO] [stdout] test group::free::tests::word_should_display_correctly ... ok
[INFO] [stdout] test group::special::tests::slp_permutaion_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] test group::tree::tests::multiplication_should_be_from_left_to_right ... ok
[INFO] [stdout] test group::permutation::tests::permutation_should_display_correctly ... ok
[INFO] [stdout] test group::special::tests::permutation_should_act_upon_integers ... ok
[INFO] [stdout] test group::tests::group_should_have_a_size ... ok
[INFO] [stdout] test group::free::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::free::tests::permutaion_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] test group::tree::tests::should_display_correctly ... ok
[INFO] [stdout] test group::tree::tests::slp_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] test group::tests::transversal_for_should_correctly_determine_transversal ... ok
[INFO] [stdout] test group::special::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::permutation::tests::permutation_should_act_upon_integers ... ok
[INFO] [stdout] test group::permutation::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::tests::group_should_determine_if_an_element_is_a_member ... ok
[INFO] [stdout] test group::tree::tests::inverse_should_multiply_to_identity ... ok
[INFO] [stdout] test group::permutation::tests::permutaion_should_know_when_it_is_the_identity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/member.rs (/opt/rustwide/target/debug/deps/member-ca21d3a4eb7933ca)
[INFO] [stderr]      Running tests/word.rs (/opt/rustwide/target/debug/deps/word-33cb6b45c5171d1a)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests permutation-rs
[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; finished in 12.23s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/group/permutation.rs - group::permutation (line 41) ... ok
[INFO] [stdout] test src/group/free.rs - group::free (line 9) ... ok
[INFO] [stdout] test src/group/permutation.rs - group::permutation (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; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4aaa2babef2ec37e9559df6ec7d2e6f0f760c656ee7adf19a75d883bc7bee225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aaa2babef2ec37e9559df6ec7d2e6f0f760c656ee7adf19a75d883bc7bee225", kill_on_drop: false }`
[INFO] [stdout] 4aaa2babef2ec37e9559df6ec7d2e6f0f760c656ee7adf19a75d883bc7bee225