[INFO] cloning repository https://github.com/didof/leet_code_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/didof/leet_code_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdidof%2Fleet_code_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdidof%2Fleet_code_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c3dfe16a241ba3f1abfcf56978361b8b14f448a8 [INFO] testing didof/leet_code_rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdidof%2Fleet_code_rust" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/didof/leet_code_rust on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/didof/leet_code_rust [INFO] finished tweaking git repo https://github.com/didof/leet_code_rust [INFO] tweaked toml for git repo https://github.com/didof/leet_code_rust written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/didof/leet_code_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e33b12554a93b084cd4c140b7d6e86eccd008b0358cda2fc30ec677d2cff48ad [INFO] running `Command { std: "docker" "start" "-a" "e33b12554a93b084cd4c140b7d6e86eccd008b0358cda2fc30ec677d2cff48ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e33b12554a93b084cd4c140b7d6e86eccd008b0358cda2fc30ec677d2cff48ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e33b12554a93b084cd4c140b7d6e86eccd008b0358cda2fc30ec677d2cff48ad", kill_on_drop: false }` [INFO] [stdout] e33b12554a93b084cd4c140b7d6e86eccd008b0358cda2fc30ec677d2cff48ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5268af9aad82cf6fb211589d10a86801a995292331edb72fad58470ebeb05a49 [INFO] running `Command { std: "docker" "start" "-a" "5268af9aad82cf6fb211589d10a86801a995292331edb72fad58470ebeb05a49", kill_on_drop: false }` [INFO] [stderr] Compiling leet_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `PalindromeNumber` [INFO] [stdout] --> src/easy/id9_palindrome_number.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct PalindromeNumber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_palindrome` [INFO] [stdout] --> src/easy/id9_palindrome_number.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | fn is_palindrome(mut x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RomanNumbers` [INFO] [stdout] --> src/easy/id13_roman_numbers.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct RomanNumbers; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_roman_to_int32` [INFO] [stdout] --> src/easy/id13_roman_numbers.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | fn from_roman_to_int32(rn: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TwoSum` [INFO] [stdout] --> src/easy/id1_two_sum.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct TwoSum; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `brute_force` [INFO] [stdout] --> src/easy/id1_two_sum.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | fn brute_force(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `two_pass_hash_map` [INFO] [stdout] --> src/easy/id1_two_sum.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | fn two_pass_hash_map(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `one_pass_hash_map` [INFO] [stdout] --> src/easy/id1_two_sum.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | fn one_pass_hash_map(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "5268af9aad82cf6fb211589d10a86801a995292331edb72fad58470ebeb05a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5268af9aad82cf6fb211589d10a86801a995292331edb72fad58470ebeb05a49", kill_on_drop: false }` [INFO] [stdout] 5268af9aad82cf6fb211589d10a86801a995292331edb72fad58470ebeb05a49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a067646916f99176d524b20119a8c3700f7415dfa377aa27a263dfb936523554 [INFO] running `Command { std: "docker" "start" "-a" "a067646916f99176d524b20119a8c3700f7415dfa377aa27a263dfb936523554", kill_on_drop: false }` [INFO] [stderr] Compiling leet_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `Command { std: "docker" "inspect" "a067646916f99176d524b20119a8c3700f7415dfa377aa27a263dfb936523554", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a067646916f99176d524b20119a8c3700f7415dfa377aa27a263dfb936523554", kill_on_drop: false }` [INFO] [stdout] a067646916f99176d524b20119a8c3700f7415dfa377aa27a263dfb936523554 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1a6f61dcfb8f823aee89dbe9791e6c1f17c143b11ef30dc4c259f28d28df3579 [INFO] running `Command { std: "docker" "start" "-a" "1a6f61dcfb8f823aee89dbe9791e6c1f17c143b11ef30dc4c259f28d28df3579", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leet_code-9ba90c1faa2959dd) [INFO] [stdout] running 5 tests [INFO] [stdout] test palindrome_number::test ... ok [INFO] [stdout] test two_sum::test_two_pass_hash_map ... ok [INFO] [stdout] test two_sum::test_brute_force ... ok [INFO] [stdout] test two_sum::test_one_pass_hash_map ... ok [INFO] [stdout] test roman_numbers::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1a6f61dcfb8f823aee89dbe9791e6c1f17c143b11ef30dc4c259f28d28df3579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a6f61dcfb8f823aee89dbe9791e6c1f17c143b11ef30dc4c259f28d28df3579", kill_on_drop: false }` [INFO] [stdout] 1a6f61dcfb8f823aee89dbe9791e6c1f17c143b11ef30dc4c259f28d28df3579