[INFO] cloning repository https://github.com/yourarj/rust-ds-algo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yourarj/rust-ds-algo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyourarj%2Frust-ds-algo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyourarj%2Frust-ds-algo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0d7a1f2aa8ab2befbff4ae2bdd1e03f4f045522b [INFO] checking yourarj/rust-ds-algo against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyourarj%2Frust-ds-algo" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yourarj/rust-ds-algo on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/yourarj/rust-ds-algo [INFO] finished tweaking git repo https://github.com/yourarj/rust-ds-algo [INFO] tweaked toml for git repo https://github.com/yourarj/rust-ds-algo written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yourarj/rust-ds-algo 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a6ad84f42d5921d850dae5b827f349c0c2c7e481d140760b600de5caf75cfdc [INFO] running `Command { std: "docker" "start" "-a" "7a6ad84f42d5921d850dae5b827f349c0c2c7e481d140760b600de5caf75cfdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a6ad84f42d5921d850dae5b827f349c0c2c7e481d140760b600de5caf75cfdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a6ad84f42d5921d850dae5b827f349c0c2c7e481d140760b600de5caf75cfdc", kill_on_drop: false }` [INFO] [stdout] 7a6ad84f42d5921d850dae5b827f349c0c2c7e481d140760b600de5caf75cfdc [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec6f9486044896e4bae719d9794d3ebde7267f3c56e0f46746d459288d9d3c68 [INFO] running `Command { std: "docker" "start" "-a" "ec6f9486044896e4bae719d9794d3ebde7267f3c56e0f46746d459288d9d3c68", kill_on_drop: false }` [INFO] [stderr] Checking university-of-princeton-path-compressed-weighted-quick-union v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-weighted-quick-union) [INFO] [stderr] Checking university-of-princeton-quick-find v0.1.0 (/opt/rustwide/workdir/university-of-princeton-quick-find) [INFO] [stderr] Checking university-of-princeton-weighted-quick-union v0.1.0 (/opt/rustwide/workdir/university-of-princeton-weighted-quick-union) [INFO] [stderr] Checking leetcode-palindrome-number v0.1.0 (/opt/rustwide/workdir/leetcode-palindrome-number) [INFO] [stderr] Checking gg-minimize-the-heights v0.1.0 (/opt/rustwide/workdir/gg-minimize-the-heights) [INFO] [stderr] Checking adaface-rust-tricky-quiz v0.1.0 (/opt/rustwide/workdir/adaface-rust-tricky-quiz) [INFO] [stderr] Checking leetcode-reverse-an-array-recursive v0.1.0 (/opt/rustwide/workdir/leetcode-reverse-an-array-recursive) [INFO] [stderr] Checking university-of-princeton-path-compressed-weighted-quick-union-canonical-element v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-weighted-quick-union-canonical-element) [INFO] [stderr] Checking leetcode-design-a-stack-with-increment-operation v0.1.0 (/opt/rustwide/workdir/leetcode-design-a-stack-with-increment-operation) [INFO] [stderr] Checking leetcode-roman-to-integer v0.1.0 (/opt/rustwide/workdir/leetcode-roman-to-integer) [INFO] [stderr] Checking codility-binary-gap v0.1.0 (/opt/rustwide/workdir/codility-binary-gap) [INFO] [stderr] Checking leetcode-build-an-array-with-stack-operations v0.1.0 (/opt/rustwide/workdir/leetcode-build-an-array-with-stack-operations) [INFO] [stderr] Checking leetcode-longest-word-in-dictionary-through-deleting v0.1.0 (/opt/rustwide/workdir/leetcode-longest-word-in-dictionary-through-deleting) [INFO] [stderr] Checking leetcode-sqrtx v0.1.0 (/opt/rustwide/workdir/leetcode-sqrtx) [INFO] [stderr] Checking university-of-princeton-3sum v0.1.0 (/opt/rustwide/workdir/university-of-princeton-3sum) [INFO] [stderr] Checking leetcode-find-the-index-of-the-first-occurrence-in-a-string v0.1.0 (/opt/rustwide/workdir/leetcode-find-the-index-of-the-first-occurrence-in-a-string) [INFO] [stderr] Checking university-of-princeton-path-compressed-percolation-threshold-via-monte-carlo-simulation v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-percolation-threshold-via-monte-carlo-simulation) [INFO] [stderr] Checking university-of-princeton-quick-union v0.1.0 (/opt/rustwide/workdir/university-of-princeton-quick-union) [INFO] [stderr] Checking leetcode-jump-game-iv v0.1.0 (/opt/rustwide/workdir/leetcode-jump-game-iv) [INFO] [stdout] warning: trait `OrTrait` is never used [INFO] [stdout] --> adaface-rust-tricky-quiz/src/dereferencing.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | trait OrTrait { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking leetcode-check-if-number-has-equal-digit-count-and-digit-value v0.1.0 (/opt/rustwide/workdir/leetcode-check-if-number-has-equal-digit-count-and-digit-value) [INFO] [stdout] warning: struct `Check` is never constructed [INFO] [stdout] --> adaface-rust-tricky-quiz/src/dereferencing.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Check; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sample` is never used [INFO] [stdout] --> adaface-rust-tricky-quiz/src/invocations.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | trait Sample { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking codility-array-rotation v0.1.0 (/opt/rustwide/workdir/codility-array-rotation) [INFO] [stderr] Checking university-of-princeton-path-compressed-weighted-quick-union-social v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-weighted-quick-union-social) [INFO] [stderr] Checking leetcode-car-pooling v0.1.0 (/opt/rustwide/workdir/leetcode-car-pooling) [INFO] [stderr] Checking sorting-algorithms v0.1.0 (/opt/rustwide/workdir/sorting-algorithms) [INFO] [stderr] Checking leetcode-add-two-numbers v0.1.0 (/opt/rustwide/workdir/leetcode-add-two-numbers) [INFO] [stderr] Checking oracle-linked-list-unique-elements v0.1.0 (/opt/rustwide/workdir/oracle-linked-list-unique-elements) [INFO] [stderr] Checking leetcode-queue-reconstruction-by-height v0.1.0 (/opt/rustwide/workdir/leetcode-queue-reconstruction-by-height) [INFO] [stderr] Checking leetcode-furthest-building-you-can-reach v0.1.0 (/opt/rustwide/workdir/leetcode-furthest-building-you-can-reach) [INFO] [stderr] Checking leetcode-basic-calculator-ii v0.1.0 (/opt/rustwide/workdir/leetcode-basic-calculator-ii) [INFO] [stderr] Checking leetcode-merge-two-sorted-lists v0.1.0 (/opt/rustwide/workdir/leetcode-merge-two-sorted-lists) [INFO] [stderr] Checking leetcode-remove-duplicates-from-sorted-array v0.1.0 (/opt/rustwide/workdir/leetcode-remove-duplicates-from-sorted-array) [INFO] [stderr] Checking leetcode-longest-common-prefix v0.1.0 (/opt/rustwide/workdir/leetcode-longest-common-prefix) [INFO] [stderr] Checking leetcode-numbers-with-same-consecutive-differences v0.1.0 (/opt/rustwide/workdir/leetcode-numbers-with-same-consecutive-differences) [INFO] [stderr] Checking leetcode-k-concat-max-sum v0.1.0 (/opt/rustwide/workdir/leetcode-k-concat-max-sum) [INFO] [stderr] Checking leetcode-longest-substring-without-repeating-characters v0.1.0 (/opt/rustwide/workdir/leetcode-longest-substring-without-repeating-characters) [INFO] [stderr] Checking leetcode-valid-parentheses v0.1.0 (/opt/rustwide/workdir/leetcode-valid-parentheses) [INFO] [stderr] Checking leetcode-subtract-the-product-and-sum-of-digits-of-an-integer v0.1.0 (/opt/rustwide/workdir/leetcode-subtract-the-product-and-sum-of-digits-of-an-integer) [INFO] [stderr] Checking leetcode-two-sum v0.1.0 (/opt/rustwide/workdir/leetcode-two-sum) [INFO] [stderr] Checking gg-kadanes-algorithm v0.1.0 (/opt/rustwide/workdir/gg-kadanes-algorithm) [INFO] [stderr] Checking codility-possible-string-palindrome v0.1.0 (/opt/rustwide/workdir/codility-possible-string-palindrome) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.21s [INFO] running `Command { std: "docker" "inspect" "ec6f9486044896e4bae719d9794d3ebde7267f3c56e0f46746d459288d9d3c68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6f9486044896e4bae719d9794d3ebde7267f3c56e0f46746d459288d9d3c68", kill_on_drop: false }` [INFO] [stdout] ec6f9486044896e4bae719d9794d3ebde7267f3c56e0f46746d459288d9d3c68 [INFO] checking yourarj/rust-ds-algo against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyourarj%2Frust-ds-algo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yourarj/rust-ds-algo on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/yourarj/rust-ds-algo [INFO] finished tweaking git repo https://github.com/yourarj/rust-ds-algo [INFO] tweaked toml for git repo https://github.com/yourarj/rust-ds-algo written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/yourarj/rust-ds-algo 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5c50b4f7be036a6b8876e76607960b0dc72114c22e8a3a933b337fc22cbe7f1 [INFO] running `Command { std: "docker" "start" "-a" "c5c50b4f7be036a6b8876e76607960b0dc72114c22e8a3a933b337fc22cbe7f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5c50b4f7be036a6b8876e76607960b0dc72114c22e8a3a933b337fc22cbe7f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5c50b4f7be036a6b8876e76607960b0dc72114c22e8a3a933b337fc22cbe7f1", kill_on_drop: false }` [INFO] [stdout] c5c50b4f7be036a6b8876e76607960b0dc72114c22e8a3a933b337fc22cbe7f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75456f545340d6daed30bf72be2813dae2d50887feff9af1fa77fee38b442c21 [INFO] running `Command { std: "docker" "start" "-a" "75456f545340d6daed30bf72be2813dae2d50887feff9af1fa77fee38b442c21", kill_on_drop: false }` [INFO] [stderr] Checking university-of-princeton-path-compressed-weighted-quick-union v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-weighted-quick-union) [INFO] [stderr] Checking leetcode-jump-game-iv v0.1.0 (/opt/rustwide/workdir/leetcode-jump-game-iv) [INFO] [stderr] Checking leetcode-roman-to-integer v0.1.0 (/opt/rustwide/workdir/leetcode-roman-to-integer) [INFO] [stderr] Checking university-of-princeton-weighted-quick-union v0.1.0 (/opt/rustwide/workdir/university-of-princeton-weighted-quick-union) [INFO] [stderr] Checking sorting-algorithms v0.1.0 (/opt/rustwide/workdir/sorting-algorithms) [INFO] [stderr] Checking university-of-princeton-3sum v0.1.0 (/opt/rustwide/workdir/university-of-princeton-3sum) [INFO] [stderr] Checking leetcode-merge-two-sorted-lists v0.1.0 (/opt/rustwide/workdir/leetcode-merge-two-sorted-lists) [INFO] [stderr] Checking codility-possible-string-palindrome v0.1.0 (/opt/rustwide/workdir/codility-possible-string-palindrome) [INFO] [stderr] Checking leetcode-k-concat-max-sum v0.1.0 (/opt/rustwide/workdir/leetcode-k-concat-max-sum) [INFO] [stderr] Checking oracle-linked-list-unique-elements v0.1.0 (/opt/rustwide/workdir/oracle-linked-list-unique-elements) [INFO] [stderr] Checking university-of-princeton-path-compressed-weighted-quick-union-social v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-weighted-quick-union-social) [INFO] [stderr] Checking leetcode-longest-common-prefix v0.1.0 (/opt/rustwide/workdir/leetcode-longest-common-prefix) [INFO] [stderr] Checking leetcode-palindrome-number v0.1.0 (/opt/rustwide/workdir/leetcode-palindrome-number) [INFO] [stderr] Checking codility-array-rotation v0.1.0 (/opt/rustwide/workdir/codility-array-rotation) [INFO] [stderr] Checking university-of-princeton-path-compressed-percolation-threshold-via-monte-carlo-simulation v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-percolation-threshold-via-monte-carlo-simulation) [INFO] [stderr] Checking leetcode-design-a-stack-with-increment-operation v0.1.0 (/opt/rustwide/workdir/leetcode-design-a-stack-with-increment-operation) [INFO] [stderr] Checking leetcode-longest-word-in-dictionary-through-deleting v0.1.0 (/opt/rustwide/workdir/leetcode-longest-word-in-dictionary-through-deleting) [INFO] [stderr] Checking university-of-princeton-quick-find v0.1.0 (/opt/rustwide/workdir/university-of-princeton-quick-find) [INFO] [stderr] Checking leetcode-numbers-with-same-consecutive-differences v0.1.0 (/opt/rustwide/workdir/leetcode-numbers-with-same-consecutive-differences) [INFO] [stderr] Checking leetcode-remove-duplicates-from-sorted-array v0.1.0 (/opt/rustwide/workdir/leetcode-remove-duplicates-from-sorted-array) [INFO] [stderr] Checking leetcode-queue-reconstruction-by-height v0.1.0 (/opt/rustwide/workdir/leetcode-queue-reconstruction-by-height) [INFO] [stderr] Checking leetcode-basic-calculator-ii v0.1.0 (/opt/rustwide/workdir/leetcode-basic-calculator-ii) [INFO] [stderr] Checking gg-kadanes-algorithm v0.1.0 (/opt/rustwide/workdir/gg-kadanes-algorithm) [INFO] [stderr] Checking leetcode-check-if-number-has-equal-digit-count-and-digit-value v0.1.0 (/opt/rustwide/workdir/leetcode-check-if-number-has-equal-digit-count-and-digit-value) [INFO] [stderr] Checking leetcode-find-the-index-of-the-first-occurrence-in-a-string v0.1.0 (/opt/rustwide/workdir/leetcode-find-the-index-of-the-first-occurrence-in-a-string) [INFO] [stderr] Checking university-of-princeton-path-compressed-weighted-quick-union-canonical-element v0.1.0 (/opt/rustwide/workdir/university-of-princeton-path-compressed-weighted-quick-union-canonical-element) [INFO] [stderr] Checking leetcode-car-pooling v0.1.0 (/opt/rustwide/workdir/leetcode-car-pooling) [INFO] [stderr] Checking leetcode-add-two-numbers v0.1.0 (/opt/rustwide/workdir/leetcode-add-two-numbers) [INFO] [stderr] Checking leetcode-two-sum v0.1.0 (/opt/rustwide/workdir/leetcode-two-sum) [INFO] [stderr] Checking leetcode-build-an-array-with-stack-operations v0.1.0 (/opt/rustwide/workdir/leetcode-build-an-array-with-stack-operations) [INFO] [stderr] Checking leetcode-subtract-the-product-and-sum-of-digits-of-an-integer v0.1.0 (/opt/rustwide/workdir/leetcode-subtract-the-product-and-sum-of-digits-of-an-integer) [INFO] [stderr] Checking gg-minimize-the-heights v0.1.0 (/opt/rustwide/workdir/gg-minimize-the-heights) [INFO] [stderr] Checking adaface-rust-tricky-quiz v0.1.0 (/opt/rustwide/workdir/adaface-rust-tricky-quiz) [INFO] [stderr] Checking leetcode-longest-substring-without-repeating-characters v0.1.0 (/opt/rustwide/workdir/leetcode-longest-substring-without-repeating-characters) [INFO] [stderr] Checking university-of-princeton-quick-union v0.1.0 (/opt/rustwide/workdir/university-of-princeton-quick-union) [INFO] [stderr] Checking codility-binary-gap v0.1.0 (/opt/rustwide/workdir/codility-binary-gap) [INFO] [stderr] Checking leetcode-valid-parentheses v0.1.0 (/opt/rustwide/workdir/leetcode-valid-parentheses) [INFO] [stderr] Checking leetcode-sqrtx v0.1.0 (/opt/rustwide/workdir/leetcode-sqrtx) [INFO] [stdout] warning: trait `OrTrait` is never used [INFO] [stdout] --> adaface-rust-tricky-quiz/src/dereferencing.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | trait OrTrait { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Check` is never constructed [INFO] [stdout] --> adaface-rust-tricky-quiz/src/dereferencing.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Check; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sample` is never used [INFO] [stdout] --> adaface-rust-tricky-quiz/src/invocations.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | trait Sample { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking leetcode-reverse-an-array-recursive v0.1.0 (/opt/rustwide/workdir/leetcode-reverse-an-array-recursive) [INFO] [stderr] Checking leetcode-furthest-building-you-can-reach v0.1.0 (/opt/rustwide/workdir/leetcode-furthest-building-you-can-reach) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.17s [INFO] running `Command { std: "docker" "inspect" "75456f545340d6daed30bf72be2813dae2d50887feff9af1fa77fee38b442c21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75456f545340d6daed30bf72be2813dae2d50887feff9af1fa77fee38b442c21", kill_on_drop: false }` [INFO] [stdout] 75456f545340d6daed30bf72be2813dae2d50887feff9af1fa77fee38b442c21