[INFO] cloning repository https://github.com/Lynss/rust-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lynss/rust-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLynss%2Frust-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLynss%2Frust-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54af160d846292e60d0375746c7da2a919ec5168
[INFO] testing Lynss/rust-algorithm against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLynss%2Frust-algorithm" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lynss/rust-algorithm on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Lynss/rust-algorithm
[INFO] finished tweaking git repo https://github.com/Lynss/rust-algorithm
[INFO] tweaked toml for git repo https://github.com/Lynss/rust-algorithm written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Lynss/rust-algorithm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex-syntax v0.6.5
[INFO] [stderr]   Downloaded regex v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce576a05898a8962c8e25c98668d8c576f16db8513ee54ebb83c51271ce40c7c
[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" "ce576a05898a8962c8e25c98668d8c576f16db8513ee54ebb83c51271ce40c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce576a05898a8962c8e25c98668d8c576f16db8513ee54ebb83c51271ce40c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce576a05898a8962c8e25c98668d8c576f16db8513ee54ebb83c51271ce40c7c", kill_on_drop: false }`
[INFO] [stdout] ce576a05898a8962c8e25c98668d8c576f16db8513ee54ebb83c51271ce40c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 00ee409cb652a402fc849be42af8a45bc051b4eea662bf10ad17b5ca9ff9f97d
[INFO] running `Command { std: "docker" "start" "-a" "00ee409cb652a402fc849be42af8a45bc051b4eea662bf10ad17b5ca9ff9f97d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling rust_algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/fraction_addition.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/num_tile_possibilities.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.41s
[INFO] running `Command { std: "docker" "inspect" "00ee409cb652a402fc849be42af8a45bc051b4eea662bf10ad17b5ca9ff9f97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ee409cb652a402fc849be42af8a45bc051b4eea662bf10ad17b5ca9ff9f97d", kill_on_drop: false }`
[INFO] [stdout] 00ee409cb652a402fc849be42af8a45bc051b4eea662bf10ad17b5ca9ff9f97d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8358bd34172628252b7a92a58e635199867e4b3f0ca2e0de97563bb5160f8951
[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" "8358bd34172628252b7a92a58e635199867e4b3f0ca2e0de97563bb5160f8951", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/fraction_addition.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/num_tile_possibilities.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/fraction_addition.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/num_tile_possibilities.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "8358bd34172628252b7a92a58e635199867e4b3f0ca2e0de97563bb5160f8951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8358bd34172628252b7a92a58e635199867e4b3f0ca2e0de97563bb5160f8951", kill_on_drop: false }`
[INFO] [stdout] 8358bd34172628252b7a92a58e635199867e4b3f0ca2e0de97563bb5160f8951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c75ae31749df8c1ed53b93b385b6d42be18da00819c69069e2eb97ad907d1e1b
[INFO] running `Command { std: "docker" "start" "-a" "c75ae31749df8c1ed53b93b385b6d42be18da00819c69069e2eb97ad907d1e1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/fraction_addition.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/num_tile_possibilities.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/fraction_addition.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/num_tile_possibilities.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_algorithm-0cadeaa8390d3437)
[INFO] [stdout] running 31 tests
[INFO] [stdout] test add_two_numbers::test::test_add_two_numbers ... ok
[INFO] [stdout] test candy::tests::test_candy ... ok
[INFO] [stdout] test complex_number_multiplication::test_complex_number_multiply ... ok
[INFO] [stdout] test count_arrangement::test_count_arrangement ... ok
[INFO] [stdout] test fraction_addition::test_fraction_addition ... ok
[INFO] [stdout] test broken_calc::test_broken_calc ... ok
[INFO] [stdout] test bulb_switch::test_bulb_switch ... ok
[INFO] [stdout] test find_min::test_find_min ... ok
[INFO] [stdout] test delete_node::tests::test_delete_node ... ok
[INFO] [stdout] test help_your_granny::tests_tour ... ok
[INFO] [stdout] test flipgame::test_flipgame ... ok
[INFO] [stdout] test find_max_consecutive_ones::test::test_find_max_consecutive_ones ... ok
[INFO] [stdout] test bleatrix_trotter::tests::returns_expected ... ok
[INFO] [stdout] test last_digit::tests::basic_tests ... ok
[INFO] [stdout] test longest_chunked_palindrome_decomposition::test_longest_decomposition ... ok
[INFO] [stdout] test is_alien_sorted::test_is_alien_sorted ... ok
[INFO] [stdout] test largest_perimeter_triangle::test_largest_perimeter ... ok
[INFO] [stdout] test max_chunks_to_sorted::test_max_chunks_to_sorted ... ok
[INFO] [stdout] test min_distance::tests::test_min_distance ... ok
[INFO] [stdout] test triples_with_bitwise_and_equal_to_zero::test_count_triplets ... ok
[INFO] [stdout] test masking_personal_information::test::test_mask_pii ... ok
[INFO] [stdout] test buddy::basic_tests ... ok
[INFO] [stdout] test reaching_points::test_reaching_points ... ok
[INFO] [stdout] test max_subarray_sum_circular::tests::test_max_subarray_sum_circular ... ok
[INFO] [stdout] test string_compress::test_compress ... ok
[INFO] [stdout] test repeated_times::tests::test_repeated_n_times ... ok
[INFO] [stdout] test num_tile_possibilities::test_num_tile_possibilities ... ok
[INFO] [stdout] test student_attendance_record_i::test_check_record ... ok
[INFO] [stdout] test permute::test_permute ... ok
[INFO] [stdout] test num_equiv_domino_pairs::test_num_equiv_domino_pairs ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_algorithm-83f6de9b1267b3eb)
[INFO] [stdout] test is_valid::test_is_valid ... ok
[INFO] [stderr]    Doc-tests rust_algorithm
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/src/fraction_addition.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/src/num_tile_possibilities.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c75ae31749df8c1ed53b93b385b6d42be18da00819c69069e2eb97ad907d1e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75ae31749df8c1ed53b93b385b6d42be18da00819c69069e2eb97ad907d1e1b", kill_on_drop: false }`
[INFO] [stdout] c75ae31749df8c1ed53b93b385b6d42be18da00819c69069e2eb97ad907d1e1b