[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#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLynss%2Frust-algorithm" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lynss/rust-algorithm on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-112/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c726c9e3b8b9a18ef098a8fdaebee2e98e3b247ee83d442de3116c5882c26d4c
[INFO] running `Command { std: "docker" "start" "-a" "c726c9e3b8b9a18ef098a8fdaebee2e98e3b247ee83d442de3116c5882c26d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c726c9e3b8b9a18ef098a8fdaebee2e98e3b247ee83d442de3116c5882c26d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c726c9e3b8b9a18ef098a8fdaebee2e98e3b247ee83d442de3116c5882c26d4c", kill_on_drop: false }`
[INFO] [stdout] c726c9e3b8b9a18ef098a8fdaebee2e98e3b247ee83d442de3116c5882c26d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deb156a912505829c10807e8ef2df28faee0e1200992e387309b2664f9584ba8
[INFO] running `Command { std: "docker" "start" "-a" "deb156a912505829c10807e8ef2df28faee0e1200992e387309b2664f9584ba8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[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 10.40s
[INFO] running `Command { std: "docker" "inspect" "deb156a912505829c10807e8ef2df28faee0e1200992e387309b2664f9584ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb156a912505829c10807e8ef2df28faee0e1200992e387309b2664f9584ba8", kill_on_drop: false }`
[INFO] [stdout] deb156a912505829c10807e8ef2df28faee0e1200992e387309b2664f9584ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20df64af0a1f9e55761df5b3c5ab49771d797a4ad4ff03a3adf7e5a526f5de11
[INFO] running `Command { std: "docker" "start" "-a" "20df64af0a1f9e55761df5b3c5ab49771d797a4ad4ff03a3adf7e5a526f5de11", kill_on_drop: false }`
[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] [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 9.74s
[INFO] running `Command { std: "docker" "inspect" "20df64af0a1f9e55761df5b3c5ab49771d797a4ad4ff03a3adf7e5a526f5de11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20df64af0a1f9e55761df5b3c5ab49771d797a4ad4ff03a3adf7e5a526f5de11", kill_on_drop: false }`
[INFO] [stdout] 20df64af0a1f9e55761df5b3c5ab49771d797a4ad4ff03a3adf7e5a526f5de11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 249c59c63c835f0bfd71822169d5da5758c1007f888772350e73c59271701109
[INFO] running `Command { std: "docker" "start" "-a" "249c59c63c835f0bfd71822169d5da5758c1007f888772350e73c59271701109", 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: `rust_algorithm` (lib) generated 2 warnings
[INFO] [stderr] warning: `rust_algorithm` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_algorithm-19839c790a263dfc)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test add_two_numbers::test::test_add_two_numbers ... ok
[INFO] [stdout] test bleatrix_trotter::tests::returns_expected ... ok
[INFO] [stdout] test broken_calc::test_broken_calc ... ok
[INFO] [stdout] test bulb_switch::test_bulb_switch ... ok
[INFO] [stdout] test complex_number_multiplication::test_complex_number_multiply ... ok
[INFO] [stdout] test delete_node::tests::test_delete_node ... ok
[INFO] [stdout] test candy::tests::test_candy ... ok
[INFO] [stdout] test count_arrangement::test_count_arrangement ... ok
[INFO] [stdout] test find_max_consecutive_ones::test::test_find_max_consecutive_ones ... ok
[INFO] [stdout] test find_min::test_find_min ... ok
[INFO] [stdout] test fraction_addition::test_fraction_addition ... ok
[INFO] [stdout] test flipgame::test_flipgame ... ok
[INFO] [stdout] test help_your_granny::tests_tour ... ok
[INFO] [stdout] test largest_perimeter_triangle::test_largest_perimeter ... ok
[INFO] [stdout] test is_alien_sorted::test_is_alien_sorted ... ok
[INFO] [stdout] test longest_chunked_palindrome_decomposition::test_longest_decomposition ... ok
[INFO] [stdout] test last_digit::tests::basic_tests ... ok
[INFO] [stdout] test max_subarray_sum_circular::tests::test_max_subarray_sum_circular ... ok
[INFO] [stdout] test buddy::basic_tests ... 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 num_equiv_domino_pairs::test_num_equiv_domino_pairs ... ok
[INFO] [stdout] test num_tile_possibilities::test_num_tile_possibilities ... ok
[INFO] [stdout] test reaching_points::test_reaching_points ... ok
[INFO] [stdout] test permute::test_permute ... ok
[INFO] [stdout] test repeated_times::tests::test_repeated_n_times ... ok
[INFO] [stdout] test string_compress::test_compress ... ok
[INFO] [stdout] test student_attendance_record_i::test_check_record ... 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 is_valid::test_is_valid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_algorithm-279ea38482b85586)
[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]    Doc-tests rust_algorithm
[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" "249c59c63c835f0bfd71822169d5da5758c1007f888772350e73c59271701109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249c59c63c835f0bfd71822169d5da5758c1007f888772350e73c59271701109", kill_on_drop: false }`
[INFO] [stdout] 249c59c63c835f0bfd71822169d5da5758c1007f888772350e73c59271701109