[INFO] cloning repository https://github.com/k-ohnuma/ac-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k-ohnuma/ac-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-ohnuma%2Fac-lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-ohnuma%2Fac-lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b085a4cd8dad04faade55225068d637ea7bc689a
[INFO] testing k-ohnuma/ac-lib against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-ohnuma%2Fac-lib" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/k-ohnuma/ac-lib
[INFO] finished tweaking git repo https://github.com/k-ohnuma/ac-lib
[INFO] tweaked toml for git repo https://github.com/k-ohnuma/ac-lib written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/k-ohnuma/ac-lib on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/k-ohnuma/ac-lib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xoshiro v0.7.0
[INFO] [stderr]   Downloaded ac-library-rs v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ca4bd072770aff642350e62f0cf4af851f1690a31228e6c616c44a7eef2615e
[INFO] running `Command { std: "docker" "start" "-a" "9ca4bd072770aff642350e62f0cf4af851f1690a31228e6c616c44a7eef2615e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ca4bd072770aff642350e62f0cf4af851f1690a31228e6c616c44a7eef2615e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca4bd072770aff642350e62f0cf4af851f1690a31228e6c616c44a7eef2615e", kill_on_drop: false }`
[INFO] [stdout] 9ca4bd072770aff642350e62f0cf4af851f1690a31228e6c616c44a7eef2615e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6009b9d1c27f5c981ed024eb756c71783e2ebc09c5555027ad3cb7ad4e3d733
[INFO] running `Command { std: "docker" "start" "-a" "f6009b9d1c27f5c981ed024eb756c71783e2ebc09c5555027ad3cb7ad4e3d733", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ac-library-rs v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling k-ohnuma-procon-lib v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "f6009b9d1c27f5c981ed024eb756c71783e2ebc09c5555027ad3cb7ad4e3d733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6009b9d1c27f5c981ed024eb756c71783e2ebc09c5555027ad3cb7ad4e3d733", kill_on_drop: false }`
[INFO] [stdout] f6009b9d1c27f5c981ed024eb756c71783e2ebc09c5555027ad3cb7ad4e3d733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19cedc7c731f38b91cb87a8d49f09e972c378be5bb848ee95edc5bc8fb8d1f62
[INFO] running `Command { std: "docker" "start" "-a" "19cedc7c731f38b91cb87a8d49f09e972c378be5bb848ee95edc5bc8fb8d1f62", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling k-ohnuma-procon-lib v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "19cedc7c731f38b91cb87a8d49f09e972c378be5bb848ee95edc5bc8fb8d1f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19cedc7c731f38b91cb87a8d49f09e972c378be5bb848ee95edc5bc8fb8d1f62", kill_on_drop: false }`
[INFO] [stdout] 19cedc7c731f38b91cb87a8d49f09e972c378be5bb848ee95edc5bc8fb8d1f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7177177793e8cf9de4dc9a9cacc11fef7dad17d58ee7d89d227b7f537cdfe151
[INFO] running `Command { std: "docker" "start" "-a" "7177177793e8cf9de4dc9a9cacc11fef7dad17d58ee7d89d227b7f537cdfe151", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/k_ohnuma_procon_lib-3b7fbca5f39aea11)
[INFO] [stdout] 
[INFO] [stdout] running 104 tests
[INFO] [stdout] test algorithm::prefix_sum_2d::small_tests::from_vec_hand_check ... ok
[INFO] [stdout] test algorithm::prefix_sum_2d::small_tests::overlapping_rectangles ... ok
[INFO] [stdout] test algorithm::prefix_sum_2d::small_tests::whole_area_update ... ok
[INFO] [stdout] test algorithm::prefix_sum_3d::tests::empty_box_does_nothing ... ok
[INFO] [stdout] test algorithm::prefix_sum_3d::tests::from_vec_small_hand_check ... ok
[INFO] [stdout] test algorithm::prefix_sum_2d::small_tests::empty_rect_does_nothing ... ok
[INFO] [stdout] test algorithm::prefix_sum_3d::tests::overlapping_boxes_add_up ... ok
[INFO] [stdout] test algorithm::prefix_sum_2d::small_tests::single_cell_update ... ok
[INFO] [stdout] test algorithm::prefix_sum_3d::tests::single_cell_update_and_queries ... ok
[INFO] [stdout] test algorithm::prefix_sum_3d::tests::whole_box_update_total_sum ... ok
[INFO] [stdout] test data_structure::double_ended_priority_queue::tests::basic_scenarios ... ok
[INFO] [stdout] test data_structure::coordinate_compression::tests::targeted_floor_ceil_behavior ... ok
[INFO] [stdout] test data_structure::dsu_with_merge::tests::bag_mut_updates_are_visible ... ok
[INFO] [stdout] test data_structure::dsu_with_merge::tests::merge_idempotent ... ok
[INFO] [stdout] test data_structure::fenwick_tree::tests::basic_add_sum ... ok
[INFO] [stdout] test geometry::argcmp::tests::cardinal_order_ccw_and_cw ... ok
[INFO] [stdout] test data_structure::fenwick_tree::tests::edge_all_zero_bounds ... ok
[INFO] [stdout] test data_structure::mos::tests::add_query_panics_when_r_exceeds_n - should panic ... ok
[INFO] [stdout] test geometry::argcmp::tests::same_dir_basic ... ok
[INFO] [stdout] test data_structure::mos::tests::add_query_panics_when_l_gt_r - should panic ... ok
[INFO] [stdout] test geometry::rotate_90_degree::tests::test_empty ... ok
[INFO] [stdout] test geometry::rotate_90_degree::tests::test_rectangular_manual ... ok
[INFO] [stdout] test geometry::rotate_90_degree::tests::test_zero_cols_nonempty_rows ... ok
[INFO] [stdout] test geometry::argcmp::tests::comparator_is_antisymmetric ... ok
[INFO] [stdout] test algorithm::prefix_sum_2d::random_tests::random_rectangles_match_naive ... ok
[INFO] [stdout] test geometry::transpose::tests::test_1x1 ... ok
[INFO] [stdout] test geometry::transpose::tests::test_col_vector ... ok
[INFO] [stdout] test geometry::transpose::tests::test_empty ... ok
[INFO] [stdout] test geometry::transpose::tests::test_rectangular_manual ... ok
[INFO] [stdout] test geometry::transpose::tests::test_row_vector ... ok
[INFO] [stdout] test geometry::transpose::tests::test_zero_cols_nonempty_rows ... ok
[INFO] [stdout] test algorithm::prefix_sum_3d::tests::exhaustive_0_to_5_multi_boxes ... ok
[INFO] [stdout] test graph::cycle::tests::random_directed_compare_naive_and_validate_cycle ... ok
[INFO] [stdout] test graph::cycle::tests::random_undirected_compare_naive_and_validate_cycle ... ok
[INFO] [stdout] test geometry::argcmp::tests::random_sort_matches_atan2_reference ... ok
[INFO] [stdout] test data_structure::potential_union_find::tests::random_inconsistency_is_detected ... ok
[INFO] [stdout] test graph::tree::hl_decomposition::tests::foreach_covers_path_exactly ... ok
[INFO] [stdout] test data_structure::mos::tests::random_range_sum_matches_naive ... ok
[INFO] [stdout] test graph::tree::hl_decomposition::tests::subtree_interval_property ... ok
[INFO] [stdout] test graph::tree::rerooting::tests::rerooting_sum_dist_unweighted_random ... ok
[INFO] [stdout] test math::combination::tests::test_nck_against_reference_random ... ok
[INFO] [stdout] test math::combination::tests::test_nck_small_exact_table ... ok
[INFO] [stdout] test math::combination::tests::test_nck_symmetry_and_pascal_no_overflow_range ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_factorization_matches_product_and_prime_factors ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_factorization_one_panics - should panic ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_factorization_random_compare_multiset ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_factorization_zero_panics - should panic ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_first_soinsu_divides_and_is_prime ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_furui_primality_consistency ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_new_small_sizes ... ok
[INFO] [stdout] test math::eratosthenes::tests::test_primes_list_basic ... ok
[INFO] [stdout] test math::extgcd::tests::edge_cases ... ok
[INFO] [stdout] test math::combination::tests::test_comb_random_1e9p7 ... ok
[INFO] [stdout] test data_structure::ordered_set::tests::test ... ok
[INFO] [stdout] test math::factorization::tests::small_cases ... ok
[INFO] [stdout] test math::fraction::tests::inf_add_finite ... ok
[INFO] [stdout] test math::fraction::tests::inf_mul_sign ... ok
[INFO] [stdout] test math::fraction::tests::inf_plus_minf_panics - should panic ... ok
[INFO] [stdout] test math::fraction::tests::inv_basic ... ok
[INFO] [stdout] test math::fraction::tests::normalize_basic ... ok
[INFO] [stdout] test math::fraction::tests::ord_with_inf ... ok
[INFO] [stdout] test graph::tree::rerooting::tests::rerooting_sum_dist_weighted_random ... ok
[INFO] [stdout] test geometry::rotate_90_degree::tests::random_four_rotations_is_identity_for_cols_positive ... ok
[INFO] [stdout] test math::fraction::tests::random_assign_ops_match_nonassign ... ok
[INFO] [stdout] test math::fraction::tests::random_normal_form_invariant ... ok
[INFO] [stdout] test math::fraction::tests::sign_checks ... ok
[INFO] [stdout] test math::fraction::tests::zero_times_inf_panics - should panic ... ok
[INFO] [stdout] test math::matrix::tests::test_apply_vec2_large_mod_no_overflow ... ok
[INFO] [stdout] test math::matrix::tests::test_fibonacci_example ... ok
[INFO] [stdout] test math::matrix::tests::test_matrix_mul_identity ... ok
[INFO] [stdout] test math::matrix::tests::test_matrix_mul_large_mod_no_overflow ... ok
[INFO] [stdout] test math::fraction::tests::random_arithmetic_matches_i128 ... ok
[INFO] [stdout] test math::fraction::tests::random_order_matches_i128 ... ok
[INFO] [stdout] test geometry::transpose::tests::property_dimensions_and_values ... ok
[INFO] [stdout] test graph::tree::hl_decomposition::tests::random_compare_with_naive ... ok
[INFO] [stdout] test math::sqrt::tests::edge_cases ... ok
[INFO] [stdout] test math::sqrt::tests::negative_panics - should panic ... ok
[INFO] [stdout] test math::miller_rabin::tests::small_compare_naive ... ok
[INFO] [stdout] test math::miller_rabin::tests::random_composites ... ok
[INFO] [stdout] test math::extgcd::tests::random_i64 ... ok
[INFO] [stdout] test math::sqrt::tests::random_u32 ... ok
[INFO] [stdout] test math::sqrt::tests::random_i64_nonneg ... ok
[INFO] [stdout] test math::sqrt::tests::random_u64 ... ok
[INFO] [stdout] test string::edit_distance::tests::test_edit_distance_basic ... ok
[INFO] [stdout] test data_structure::fenwick_tree::tests::randomized_add_sum_accum_compare_naive ... ok
[INFO] [stdout] test string::edit_distance::tests::test_generic_non_char ... ok
[INFO] [stdout] test string::edit_distance::tests::test_is_edit_distance_leq_k_basic ... ok
[INFO] [stdout] test string::edit_distance::tests::test_is_edit_distance_leq_one_basic ... ok
[INFO] [stdout] test string::edit_distance::tests::test_many_prefix_suffix_patterns ... ok
[INFO] [stdout] test geometry::transpose::tests::property_double_transpose_is_identity ... ok
[INFO] [stdout] test data_structure::coordinate_compression::tests::random_next_and_next_back_strong ... ok
[INFO] [stdout] test math::sqrt::tests::random_u128 ... ok
[INFO] [stdout] test data_structure::double_ended_priority_queue::tests::randomized_against_vec_multiset ... ok
[INFO] [stdout] test string::edit_distance::tests::random_test_against_full_dp ... ok
[INFO] [stdout] test data_structure::potential_union_find::tests::random_consistent_matches_bruteforce ... ok
[INFO] [stdout] test string::edit_distance::tests::test_exhaustive_small_for_leq_one_and_k ... ok
[INFO] [stdout] test math::factorization::tests::random_match_reference ... ok
[INFO] [stdout] test data_structure::fenwick_tree::tests::randomized_lower_upper_bound_compare_linear_nonnegative ... ok
[INFO] [stdout] test math::matrix::tests::test_repeat_digit_mod_matrix_small ... ok
[INFO] [stdout] test string::edit_distance::tests::random_test_longer_lengths_small_k ... ok
[INFO] [stdout] test data_structure::interval_set::tests::random_matches_naive ... ok
[INFO] [stdout] test math::combination::tests::test_comb_matches_naive_998244353 ... ok
[INFO] [stdout] test data_structure::dsu_with_merge::tests::dsu_with_merge_random_components_match ... ok
[INFO] [stdout] test math::matrix::tests::test_repeat_affine_mod_matrix_small ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 104 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 52.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests k_ohnuma_procon_lib
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/math/matrix.rs - math::matrix::Matrix2 (line 10) ... FAILED
[INFO] [stdout] test src/math/matrix.rs - math::matrix::repeat_affine_mod_matrix (line 95) ... FAILED
[INFO] [stdout] test src/math/matrix.rs - math::matrix::repeat_digit_mod_matrix (line 84) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/math/matrix.rs - math::matrix::Matrix2 (line 10) stdout ----
[INFO] [stdout] error: expected item, found `[`
[INFO] [stdout]   --> src/math/matrix.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | [x_next]   [10 c] [x]
[INFO] [stdout]    | ^ expected item
[INFO] [stdout]    |
[INFO] [stdout]    = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/math/matrix.rs - math::matrix::repeat_affine_mod_matrix (line 95) stdout ----
[INFO] [stdout] error: `->` is not valid syntax for field accesses and method calls
[INFO] [stdout]   --> src/math/matrix.rs:96:3
[INFO] [stdout]    |
[INFO] [stdout] 96 | x -> mul*x + add (mod modu)
[INFO] [stdout]    |   ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `.` operator will automatically dereference the value, except if the value is a raw pointer
[INFO] [stdout] help: try using `.` instead
[INFO] [stdout]    |
[INFO] [stdout] 96 - x -> mul*x + add (mod modu)
[INFO] [stdout] 96 + x . mul*x + add (mod modu)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found keyword `mod`
[INFO] [stdout]   --> src/math/matrix.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 | x -> mul*x + add (mod modu)
[INFO] [stdout]    |                   ^^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/math/matrix.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | x -> mul*x + add (mod modu)
[INFO] [stdout]    | ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/math/matrix.rs:96:10
[INFO] [stdout]    |
[INFO] [stdout] 96 | x -> mul*x + add (mod modu)
[INFO] [stdout]    |          ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/math/matrix.rs - math::matrix::repeat_digit_mod_matrix (line 84) stdout ----
[INFO] [stdout] error: `->` is not valid syntax for field accesses and method calls
[INFO] [stdout]   --> src/math/matrix.rs:85:3
[INFO] [stdout]    |
[INFO] [stdout] 85 | x -> 10*x + digit (mod modu)
[INFO] [stdout]    |   ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `.` operator will automatically dereference the value, except if the value is a raw pointer
[INFO] [stdout] help: try using `.` instead
[INFO] [stdout]    |
[INFO] [stdout] 85 - x -> 10*x + digit (mod modu)
[INFO] [stdout] 85 + x . 10*x + digit (mod modu)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found keyword `mod`
[INFO] [stdout]   --> src/math/matrix.rs:85:20
[INFO] [stdout]    |
[INFO] [stdout] 85 | x -> 10*x + digit (mod modu)
[INFO] [stdout]    |                    ^^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/math/matrix.rs:85:1
[INFO] [stdout]    |
[INFO] [stdout] 85 | x -> 10*x + digit (mod modu)
[INFO] [stdout]    | ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/math/matrix.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | x -> 10*x + digit (mod modu)
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout]    |         ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/math/matrix.rs - math::matrix::Matrix2 (line 10)
[INFO] [stdout]     src/math/matrix.rs - math::matrix::repeat_affine_mod_matrix (line 95)
[INFO] [stdout]     src/math/matrix.rs - math::matrix::repeat_digit_mod_matrix (line 84)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7177177793e8cf9de4dc9a9cacc11fef7dad17d58ee7d89d227b7f537cdfe151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7177177793e8cf9de4dc9a9cacc11fef7dad17d58ee7d89d227b7f537cdfe151", kill_on_drop: false }`
[INFO] [stdout] 7177177793e8cf9de4dc9a9cacc11fef7dad17d58ee7d89d227b7f537cdfe151
