[INFO] cloning repository https://github.com/ALMaclaine/leetcode_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ALMaclaine/leetcode_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FALMaclaine%2Fleetcode_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FALMaclaine%2Fleetcode_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 05aeb3090747afa2bb99079f0611afe1dde17596 [INFO] testing ALMaclaine/leetcode_rs against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FALMaclaine%2Fleetcode_rs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ALMaclaine/leetcode_rs on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ALMaclaine/leetcode_rs [INFO] finished tweaking git repo https://github.com/ALMaclaine/leetcode_rs [INFO] tweaked toml for git repo https://github.com/ALMaclaine/leetcode_rs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ALMaclaine/leetcode_rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a834eadc199d2bcfe7ed51ab196947e04c6946505997fc34d1f400e3d6721ee6 [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" "a834eadc199d2bcfe7ed51ab196947e04c6946505997fc34d1f400e3d6721ee6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a834eadc199d2bcfe7ed51ab196947e04c6946505997fc34d1f400e3d6721ee6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a834eadc199d2bcfe7ed51ab196947e04c6946505997fc34d1f400e3d6721ee6", kill_on_drop: false }` [INFO] [stdout] a834eadc199d2bcfe7ed51ab196947e04c6946505997fc34d1f400e3d6721ee6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] e299e25b0d8fee6100a62b95a381eb559efe27208b7ee3d520e5fe744682eff7 [INFO] running `Command { std: "docker" "start" "-a" "e299e25b0d8fee6100a62b95a381eb559efe27208b7ee3d520e5fe744682eff7", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `to_list` [INFO] [stdout] --> src/lc_mod/lc0002_add_two_numbers.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::util::linked_list::{to_list, ListNode}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `solution` [INFO] [stdout] --> src/lc_mod/lc0001_two_sum.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn solution(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `solution` [INFO] [stdout] --> src/lc_mod/lc0002_add_two_numbers.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn solution( [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `solution` [INFO] [stdout] --> src/lc_mod/lc0003_longest_substring_without_repeating_characters.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn solution(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util/linked_list.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_list` [INFO] [stdout] --> src/util/linked_list.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn to_list(vec: Vec) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `Command { std: "docker" "inspect" "e299e25b0d8fee6100a62b95a381eb559efe27208b7ee3d520e5fe744682eff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e299e25b0d8fee6100a62b95a381eb559efe27208b7ee3d520e5fe744682eff7", kill_on_drop: false }` [INFO] [stdout] e299e25b0d8fee6100a62b95a381eb559efe27208b7ee3d520e5fe744682eff7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] ce9c62bd73ef813be05bd73f599d06062edb34aabde7b2fc490c6d278815473f [INFO] running `Command { std: "docker" "start" "-a" "ce9c62bd73ef813be05bd73f599d06062edb34aabde7b2fc490c6d278815473f", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.35s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode_rs-8368f895db938568) [INFO] running `Command { std: "docker" "inspect" "ce9c62bd73ef813be05bd73f599d06062edb34aabde7b2fc490c6d278815473f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce9c62bd73ef813be05bd73f599d06062edb34aabde7b2fc490c6d278815473f", kill_on_drop: false }` [INFO] [stdout] ce9c62bd73ef813be05bd73f599d06062edb34aabde7b2fc490c6d278815473f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f8eb5d534cfaa54cac8e80e3d8ebbfbe65eafd997707b287e64b6ce3b9ec7301 [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" "f8eb5d534cfaa54cac8e80e3d8ebbfbe65eafd997707b287e64b6ce3b9ec7301", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leetcode_rs-8368f895db938568) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test lc_mod::lc0001_two_sum::tests::test_1 ... ok [INFO] [stdout] test lc_mod::lc0002_add_two_numbers::tests::test_2 ... ok [INFO] [stdout] test lc_mod::lc0003_longest_substring_without_repeating_characters::tests::test_3 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f8eb5d534cfaa54cac8e80e3d8ebbfbe65eafd997707b287e64b6ce3b9ec7301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8eb5d534cfaa54cac8e80e3d8ebbfbe65eafd997707b287e64b6ce3b9ec7301", kill_on_drop: false }` [INFO] [stdout] f8eb5d534cfaa54cac8e80e3d8ebbfbe65eafd997707b287e64b6ce3b9ec7301