[INFO] fetching crate sparse-bin-mat 0.7.0...
[INFO] testing sparse-bin-mat-0.7.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate sparse-bin-mat 0.7.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate sparse-bin-mat 0.7.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sparse-bin-mat 0.7.0
[INFO] finished tweaking crates.io crate sparse-bin-mat 0.7.0
[INFO] tweaked toml for crates.io crate sparse-bin-mat 0.7.0 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate crates.io crate sparse-bin-mat 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66788f22ff15621b58aca430c3137fe68c70b9977cc3283b02fb940f669a9b75
[INFO] running `Command { std: "docker" "start" "-a" "66788f22ff15621b58aca430c3137fe68c70b9977cc3283b02fb940f669a9b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66788f22ff15621b58aca430c3137fe68c70b9977cc3283b02fb940f669a9b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66788f22ff15621b58aca430c3137fe68c70b9977cc3283b02fb940f669a9b75", kill_on_drop: false }`
[INFO] [stdout] 66788f22ff15621b58aca430c3137fe68c70b9977cc3283b02fb940f669a9b75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0465e3c581dc40e33b5fe41e3dc72a1832f2878b63d9f2e1171e7839021d6630
[INFO] running `Command { std: "docker" "start" "-a" "0465e3c581dc40e33b5fe41e3dc72a1832f2878b63d9f2e1171e7839021d6630", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling sparse-bin-mat v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.82s
[INFO] running `Command { std: "docker" "inspect" "0465e3c581dc40e33b5fe41e3dc72a1832f2878b63d9f2e1171e7839021d6630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0465e3c581dc40e33b5fe41e3dc72a1832f2878b63d9f2e1171e7839021d6630", kill_on_drop: false }`
[INFO] [stdout] 0465e3c581dc40e33b5fe41e3dc72a1832f2878b63d9f2e1171e7839021d6630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b73b4f1707c78d5c250aa3c8e8eb33381ce66dc7b8fbc104aa11a44251ecdce
[INFO] running `Command { std: "docker" "start" "-a" "3b73b4f1707c78d5c250aa3c8e8eb33381ce66dc7b8fbc104aa11a44251ecdce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_test v1.0.136
[INFO] [stderr]    Compiling sparse-bin-mat v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.49s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/sparse_bin_mat-c97092aba85691be)
[INFO] running `Command { std: "docker" "inspect" "3b73b4f1707c78d5c250aa3c8e8eb33381ce66dc7b8fbc104aa11a44251ecdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b73b4f1707c78d5c250aa3c8e8eb33381ce66dc7b8fbc104aa11a44251ecdce", kill_on_drop: false }`
[INFO] [stdout] 3b73b4f1707c78d5c250aa3c8e8eb33381ce66dc7b8fbc104aa11a44251ecdce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5475e088215d322967a76a2b764ee4890e11aef8abaabd4b2e2ed5d22850b355
[INFO] running `Command { std: "docker" "start" "-a" "5475e088215d322967a76a2b764ee4890e11aef8abaabd4b2e2ed5d22850b355", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sparse_bin_mat-c97092aba85691be)
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test matrix::concat::test::horizontal_concat_from_empty_matrix ... ok
[INFO] [stdout] test matrix::concat::test::horizontal_concat_with_empty_matrix ... ok
[INFO] [stdout] test matrix::concat::test::horizontal_concat_with_equal_length_matrices ... ok
[INFO] [stdout] test matrix::concat::test::horizontal_concat_with_smaller_right_matrix ... ok
[INFO] [stdout] test matrix::concat::test::vertical_concat_with_smaller_top_matrix ... ok
[INFO] [stdout] test matrix::concat::test::vertical_concatwith_equal_length_matrices ... ok
[INFO] [stdout] test matrix::concat::test::vertical_concat_with_smaller_bottom_matrix ... ok
[INFO] [stdout] test matrix::gauss_jordan::test::compute_the_good_echelon_form ... ok
[INFO] [stdout] test matrix::concat::test::horizontal_concat_with_smaller_left_matrix ... ok
[INFO] [stdout] test matrix::gauss_jordan::test::do_nothing_if_already_in_echelon_form ... ok
[INFO] [stdout] test matrix::gauss_jordan::test::ranks ... ok
[INFO] [stdout] test matrix::inplace_operations::test::insert_one_at_end_of_row ... ok
[INFO] [stdout] test matrix::inplace_operations::test::remove_one_at_start_of_row ... ok
[INFO] [stdout] test matrix::inplace_operations::test::insert_two_ones_in_middle_or_row ... ok
[INFO] [stdout] test matrix::kronecker::test::kron_with_itself ... ok
[INFO] [stdout] test matrix::kronecker::test::right_kron_with_identity ... ok
[INFO] [stdout] test matrix::kronecker::test::left_kron_with_identity ... ok
[INFO] [stderr]    Doc-tests sparse-bin-mat
[INFO] [stdout] test matrix::inplace_operations::test::remove_two_ones_in_middle_or_row ... ok
[INFO] [stdout] test matrix::non_trivial_elements::test::non_trivial_elements_of_small_matrix ... ok
[INFO] [stdout] test matrix::inplace_operations::test::insert_one_at_start_of_row ... ok
[INFO] [stdout] test matrix::inplace_operations::test::remove_one_at_end_of_row ... ok
[INFO] [stdout] test matrix::nullspace::test::matrix_with_zero_rows ... ok
[INFO] [stdout] test matrix::rows::test::bothway_checks_iterator ... ok
[INFO] [stdout] test matrix::nullspace::test::normal_form ... ok
[INFO] [stdout] test matrix::rows::test::checks_iterator_for_empty_matrix ... ok
[INFO] [stdout] test matrix::nullspace::test::nullspace_of_rank_1_matrix ... ok
[INFO] [stdout] test matrix::rows::test::checks_iterator ... ok
[INFO] [stdout] test matrix::rows::test::reverse_checks_iterator ... ok
[INFO] [stdout] test matrix::ser_de::test::de_unsorted_rows ... ok
[INFO] [stdout] test matrix::ser_de::test::ser_de_empty_matrix ... ok
[INFO] [stdout] test matrix::test::addition ... ok
[INFO] [stdout] test matrix::test::column_permutation ... ok
[INFO] [stdout] test matrix::test::permutation ... ok
[INFO] [stdout] test matrix::test::multiplication_with_other_matrix ... ok
[INFO] [stdout] test matrix::test::solve_simple_matrix ... ok
[INFO] [stdout] test matrix::ser_de::test::ser_de_2_by_5_matrix ... ok
[INFO] [stdout] test matrix::test::solve_surface_code_horizontal_only ... ok
[INFO] [stdout] test matrix::test::solve_surface_code ... ok
[INFO] [stdout] test matrix::transpose::test::tranposition_with_some_empty_transposed_rows ... ok
[INFO] [stdout] test matrix::test::solve_surface_code_no_solution ... ok
[INFO] [stdout] test vector::test::addition ... ok
[INFO] [stdout] test matrix::transpose::test::transpose_matrix_without_rows ... ok
[INFO] [stdout] test matrix::test::panics_on_addition_if_different_dimensions ... ok
[INFO] [stdout] test matrix::transpose::test::transposition_of_general_matrix ... ok
[INFO] [stdout] test vector::test::ser_de ... ok
[INFO] [stdout] test matrix::transpose::test::transposition_of_empty_matrix ... ok
[INFO] [stdout] test vector::test::panics_on_addition_if_different_length ... ok
[INFO] [stdout] test matrix::test::panics_on_construction_if_rows_are_out_of_bound - should panic ... ok
[INFO] [stdout] test matrix::test::panics_on_matrix_multiplication_if_wrong_dimension ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name sparse_bin_mat --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern is_sorted=/opt/rustwide/target/debug/deps/libis_sorted-43e0ea277a3fb8d3.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-45c62fce4e631d3b.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-3d3ec435410eabb7.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-f89585525d132928.rlib --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-023394c611d31993.rlib --extern sparse_bin_mat=/opt/rustwide/target/debug/deps/libsparse_bin_mat-e9476a0ad021a533.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5475e088215d322967a76a2b764ee4890e11aef8abaabd4b2e2ed5d22850b355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5475e088215d322967a76a2b764ee4890e11aef8abaabd4b2e2ed5d22850b355", kill_on_drop: false }`
[INFO] [stdout] 5475e088215d322967a76a2b764ee4890e11aef8abaabd4b2e2ed5d22850b355