[INFO] cloning repository https://github.com/jakyle/rust-algos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakyle/rust-algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakyle%2Frust-algos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakyle%2Frust-algos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7865320dda33ff4b52d9e4472ecdcffc002023bf [INFO] testing jakyle/rust-algos against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakyle%2Frust-algos" "/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/jakyle/rust-algos on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jakyle/rust-algos [INFO] finished tweaking git repo https://github.com/jakyle/rust-algos [INFO] tweaked toml for git repo https://github.com/jakyle/rust-algos written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/jakyle/rust-algos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c65dc365d26e27f8f2f2af5f9437d8614931bcc1c06bdc6014a41c77e7e93ce [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" "6c65dc365d26e27f8f2f2af5f9437d8614931bcc1c06bdc6014a41c77e7e93ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c65dc365d26e27f8f2f2af5f9437d8614931bcc1c06bdc6014a41c77e7e93ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c65dc365d26e27f8f2f2af5f9437d8614931bcc1c06bdc6014a41c77e7e93ce", kill_on_drop: false }` [INFO] [stdout] 6c65dc365d26e27f8f2f2af5f9437d8614931bcc1c06bdc6014a41c77e7e93ce [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad8005223094a95dc25acfa0f14bd0e34d738eb0f7e0704c767a2e9e6207ac4a [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" "ad8005223094a95dc25acfa0f14bd0e34d738eb0f7e0704c767a2e9e6207ac4a", kill_on_drop: false }` [INFO] [stderr] Compiling algos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `is_braces_balanced` [INFO] [stdout] --> src/balanced_braces.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn is_braces_balanced(braces: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `max_number_of_balloons` [INFO] [stdout] --> src/number_of_baloons.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn max_number_of_balloons(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `two_sum` [INFO] [stdout] --> src/two_sum.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `reverse` [INFO] [stdout] --> src/reverse_integer.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn reverse(x: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_numbers` [INFO] [stdout] --> src/find_numbers_with_even_digits.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn find_numbers(x: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_kth_largest` [INFO] [stdout] --> src/find_kth_largest.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn find_kth_largest(nums: Vec, k: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `top_k_frequent` [INFO] [stdout] --> src/top_k_frequent_elements.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn top_k_frequent(nums: Vec, k: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "ad8005223094a95dc25acfa0f14bd0e34d738eb0f7e0704c767a2e9e6207ac4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad8005223094a95dc25acfa0f14bd0e34d738eb0f7e0704c767a2e9e6207ac4a", kill_on_drop: false }` [INFO] [stdout] ad8005223094a95dc25acfa0f14bd0e34d738eb0f7e0704c767a2e9e6207ac4a [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc14472f5e6ed3c82e900e5ddab3424b097c1bfc7cd9a5321593fedc3428003d [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" "cc14472f5e6ed3c82e900e5ddab3424b097c1bfc7cd9a5321593fedc3428003d", kill_on_drop: false }` [INFO] [stderr] Compiling algos v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "cc14472f5e6ed3c82e900e5ddab3424b097c1bfc7cd9a5321593fedc3428003d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc14472f5e6ed3c82e900e5ddab3424b097c1bfc7cd9a5321593fedc3428003d", kill_on_drop: false }` [INFO] [stdout] cc14472f5e6ed3c82e900e5ddab3424b097c1bfc7cd9a5321593fedc3428003d [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 085c5f31849e59e70fd2b3d6dfcdd9275dd1a667d604a84189959fd43463e090 [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" "085c5f31849e59e70fd2b3d6dfcdd9275dd1a667d604a84189959fd43463e090", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/algos-5531bd2246a94d0e [INFO] [stdout] running 25 tests [INFO] [stdout] test balanced_braces::stack_tests::braces_len_odd_not_balanced ... ok [INFO] [stdout] test balanced_braces::stack_tests::nested_braces_not_balanced ... ok [INFO] [stdout] test find_numbers_with_even_digits::find_numbers_with_even_digits_tests::two_even_digits ... ok [INFO] [stdout] test number_of_baloons::baloons_tests::has_three_baloons ... ok [INFO] [stdout] test number_of_baloons::baloons_tests::no_matches ... ok [INFO] [stdout] test reverse_integer::reverse_integer_tests::negative_numbers ... ok [INFO] [stdout] test reverse_integer::reverse_integer_tests::number_reverses ... ok [INFO] [stdout] test top_k_frequent_elements::top_k_frequent::one_entry ... ok [INFO] [stdout] test top_k_frequent_elements::top_k_frequent::top_2_frequent ... ok [INFO] [stdout] test two_sum::two_sum_tests::nums_add_up ... ok [INFO] [stdout] test two_sum::two_sum_tests::nums_add_up_leet_example ... ok [INFO] [stdout] test two_sum::two_sum_tests::nums_add_up_helix_example ... ok [INFO] [stdout] test find_kth_largest::find_kth_largest_test::find_fourth_largest ... ok [INFO] [stdout] test word_occurances::word_occurances_test::no_match_just_uneven_word ... ok [INFO] [stdout] test number_of_baloons::baloons_tests::has_two_baloons ... ok [INFO] [stdout] test number_of_baloons::baloons_tests::matches_ten ... ok [INFO] [stdout] test word_occurances::word_occurances_test::no_match_word ... ok [INFO] [stdout] test word_occurances::word_occurances_test::baloons_test ... ok [INFO] [stdout] test word_occurances::word_occurances_test::match_just_word ... ok [INFO] [stdout] test number_of_baloons::baloons_tests::scrambled_baloons ... ok [INFO] [stdout] test reverse_integer::reverse_integer_tests::number_reverses_complex ... ok [INFO] [stdout] test balanced_braces::stack_tests::simple_braces_are_balanced ... ok [INFO] [stdout] test word_occurances::word_occurances_test::match_two_words ... ok [INFO] [stdout] test find_kth_largest::find_kth_largest_test::find_second_largest ... ok [INFO] [stdout] test balanced_braces::stack_tests::simple_braces_not_balanced ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "085c5f31849e59e70fd2b3d6dfcdd9275dd1a667d604a84189959fd43463e090", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "085c5f31849e59e70fd2b3d6dfcdd9275dd1a667d604a84189959fd43463e090", kill_on_drop: false }` [INFO] [stdout] 085c5f31849e59e70fd2b3d6dfcdd9275dd1a667d604a84189959fd43463e090