[INFO] cloning repository https://github.com/xanahopper/leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xanahopper/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Fleetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Fleetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8aad9f7039a4cfa474315ad16440b8d007a8742a [INFO] testing xanahopper/leetcode against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Fleetcode" "/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/xanahopper/leetcode on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xanahopper/leetcode [INFO] finished tweaking git repo https://github.com/xanahopper/leetcode [INFO] tweaked toml for git repo https://github.com/xanahopper/leetcode written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/xanahopper/leetcode already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] e813f98a5a518fbdf7fa4c419f1d0100cf4c8b378bf0c48c30e83166989a80d6 [INFO] running `Command { std: "docker" "start" "-a" "e813f98a5a518fbdf7fa4c419f1d0100cf4c8b378bf0c48c30e83166989a80d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e813f98a5a518fbdf7fa4c419f1d0100cf4c8b378bf0c48c30e83166989a80d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e813f98a5a518fbdf7fa4c419f1d0100cf4c8b378bf0c48c30e83166989a80d6", kill_on_drop: false }` [INFO] [stdout] e813f98a5a518fbdf7fa4c419f1d0100cf4c8b378bf0c48c30e83166989a80d6 [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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 7676bd7b85da87b08d97ebaed605479d4a23436ec6eba6a6dff44c9969d48526 [INFO] running `Command { std: "docker" "start" "-a" "7676bd7b85da87b08d97ebaed605479d4a23436ec6eba6a6dff44c9969d48526", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling leetcode_test v0.1.1 [INFO] [stderr] Compiling leetcode_prelude v0.2.2 [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/leetcode/editor/en/solution_5.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn longest_palindrome(s: String) -> String { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/leetcode/editor/en/solution_13.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn roman_to_int(s: String) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pattern` [INFO] [stdout] --> src/algorithm/kmp.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | fn index_of(&self, pattern: &String) -> Option { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.25s [INFO] running `Command { std: "docker" "inspect" "7676bd7b85da87b08d97ebaed605479d4a23436ec6eba6a6dff44c9969d48526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7676bd7b85da87b08d97ebaed605479d4a23436ec6eba6a6dff44c9969d48526", kill_on_drop: false }` [INFO] [stdout] 7676bd7b85da87b08d97ebaed605479d4a23436ec6eba6a6dff44c9969d48526 [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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2613bdf710726872b642661d9a3700b883312ce3d1bcf6b50bf19b5c996c4451 [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" "2613bdf710726872b642661d9a3700b883312ce3d1bcf6b50bf19b5c996c4451", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/leetcode/editor/en/solution_5.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn longest_palindrome(s: String) -> String { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/leetcode/editor/en/solution_13.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn roman_to_int(s: String) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pattern` [INFO] [stdout] --> src/algorithm/kmp.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | fn index_of(&self, pattern: &String) -> Option { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/leetcode/editor/en/solution_5.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn longest_palindrome(s: String) -> String { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/leetcode/editor/en/solution_13.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn roman_to_int(s: String) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pattern` [INFO] [stdout] --> src/algorithm/kmp.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | fn index_of(&self, pattern: &String) -> Option { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "2613bdf710726872b642661d9a3700b883312ce3d1bcf6b50bf19b5c996c4451", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2613bdf710726872b642661d9a3700b883312ce3d1bcf6b50bf19b5c996c4451", kill_on_drop: false }` [INFO] [stdout] 2613bdf710726872b642661d9a3700b883312ce3d1bcf6b50bf19b5c996c4451 [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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 77c29cb297d0b810052f3fcd889130dbd9c3100cb7eef044c36c4c26dc1cf357 [INFO] running `Command { std: "docker" "start" "-a" "77c29cb297d0b810052f3fcd889130dbd9c3100cb7eef044c36c4c26dc1cf357", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/leetcode/editor/en/solution_5.rs:26:31 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn longest_palindrome(s: String) -> String { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/leetcode/editor/en/solution_13.rs:73:25 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn roman_to_int(s: String) -> i32 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pattern` [INFO] [stderr] --> src/algorithm/kmp.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | fn index_of(&self, pattern: &String) -> Option { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/leetcode/editor/en/solution_5.rs:26:31 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn longest_palindrome(s: String) -> String { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/leetcode/editor/en/solution_13.rs:73:25 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn roman_to_int(s: String) -> i32 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pattern` [INFO] [stderr] --> src/algorithm/kmp.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | fn index_of(&self, pattern: &String) -> Option { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/leetcode-9ea83a49846ee0e4 [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test tests::n14_test ... ok [INFO] [stdout] test tests::n1_test ... ok [INFO] [stdout] test tests::n6_test ... ok [INFO] [stdout] test tests::n8_test ... ok [INFO] [stdout] test tests::n7_test ... ok [INFO] [stdout] test tests::n28_test ... ok [INFO] [stdout] test tests::n2_test ... ok [INFO] [stdout] test tests::n3_test ... ok [INFO] [stdout] test tests::n4_test ... ok [INFO] [stdout] test tests::n9_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/leetcode-56e28f2f39729db7 [INFO] [stdout] [INFO] [stderr] Doc-tests leetcode [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] [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" "77c29cb297d0b810052f3fcd889130dbd9c3100cb7eef044c36c4c26dc1cf357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c29cb297d0b810052f3fcd889130dbd9c3100cb7eef044c36c4c26dc1cf357", kill_on_drop: false }` [INFO] [stdout] 77c29cb297d0b810052f3fcd889130dbd9c3100cb7eef044c36c4c26dc1cf357