[INFO] cloning repository https://github.com/kaigedong/leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaigedong/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaigedong%2Fleetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaigedong%2Fleetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2a4850e9a5847118b9789bedb4a422d9696b5ad9 [INFO] testing kaigedong/leetcode against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaigedong%2Fleetcode" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kaigedong/leetcode on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kaigedong/leetcode [INFO] finished tweaking git repo https://github.com/kaigedong/leetcode [INFO] tweaked toml for git repo https://github.com/kaigedong/leetcode written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/kaigedong/leetcode already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfeba4fb481603f55c6361c48281a003e829676c6b40e023585dc2aa7d014d04 [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" "dfeba4fb481603f55c6361c48281a003e829676c6b40e023585dc2aa7d014d04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfeba4fb481603f55c6361c48281a003e829676c6b40e023585dc2aa7d014d04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfeba4fb481603f55c6361c48281a003e829676c6b40e023585dc2aa7d014d04", kill_on_drop: false }` [INFO] [stdout] dfeba4fb481603f55c6361c48281a003e829676c6b40e023585dc2aa7d014d04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f66acbb17a3b8865a502aec96facd7ae117b86f1fe2ae4d1095e1337b3b3d727 [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" "f66acbb17a3b8865a502aec96facd7ae117b86f1fe2ae4d1095e1337b3b3d727", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/q_2022_1d_2d.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q_1_two_sum.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Solution; [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: `two_sum` [INFO] [stdout] --> src/q_1_two_sum.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/q_2_add_two_num.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q_2_add_two_num.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_two_numbers` [INFO] [stdout] --> src/q_2_add_two_num.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn add_two_numbers( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add_two_listnode` [INFO] [stdout] --> src/q_2_add_two_num.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn add_two_listnode(node1: Option>, node2: Option>) -> (Option>, i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q_9_palindrome_number.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_palindrome` [INFO] [stdout] --> src/q_9_palindrome_number.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn is_palindrome(x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q_2022_1d_2d.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `construct2_d_array` [INFO] [stdout] --> src/q_2022_1d_2d.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn construct2_d_array(original: Vec, m: i32, n: i32) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "f66acbb17a3b8865a502aec96facd7ae117b86f1fe2ae4d1095e1337b3b3d727", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f66acbb17a3b8865a502aec96facd7ae117b86f1fe2ae4d1095e1337b3b3d727", kill_on_drop: false }` [INFO] [stdout] f66acbb17a3b8865a502aec96facd7ae117b86f1fe2ae4d1095e1337b3b3d727 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ac4ea876bbb00eecc9dc69a30c0bc43d5e6eaa958daedb6b4e313fdb8da593f [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" "1ac4ea876bbb00eecc9dc69a30c0bc43d5e6eaa958daedb6b4e313fdb8da593f", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/q_2022_1d_2d.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/q_2_add_two_num.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Solution` [INFO] [stdout] --> src/q_2_add_two_num.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_two_numbers` [INFO] [stdout] --> src/q_2_add_two_num.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn add_two_numbers( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add_two_listnode` [INFO] [stdout] --> src/q_2_add_two_num.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn add_two_listnode(node1: Option>, node2: Option>) -> (Option>, i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `Command { std: "docker" "inspect" "1ac4ea876bbb00eecc9dc69a30c0bc43d5e6eaa958daedb6b4e313fdb8da593f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ac4ea876bbb00eecc9dc69a30c0bc43d5e6eaa958daedb6b4e313fdb8da593f", kill_on_drop: false }` [INFO] [stdout] 1ac4ea876bbb00eecc9dc69a30c0bc43d5e6eaa958daedb6b4e313fdb8da593f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8f6083647b5558e8d4b6d2e9c488822d708862f5db69931f57f8e79116cef8b8 [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" "8f6083647b5558e8d4b6d2e9c488822d708862f5db69931f57f8e79116cef8b8", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/q_2022_1d_2d.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/q_2_add_two_num.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | fn new(val: i32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Solution` [INFO] [stderr] --> src/q_2_add_two_num.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | struct Solution; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_two_numbers` [INFO] [stderr] --> src/q_2_add_two_num.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn add_two_numbers( [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add_two_listnode` [INFO] [stderr] --> src/q_2_add_two_num.rs:42:4 [INFO] [stderr] | [INFO] [stderr] 42 | fn add_two_listnode(node1: Option>, node2: Option>) -> (Option>, i32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `leetcode` (bin "leetcode" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leetcode-cca0003713a2724e) [INFO] [stdout] running 4 tests [INFO] [stdout] test q_2_add_two_num::test_add_two ... ok [INFO] [stdout] test q_1_two_sum::two_sum ... ok [INFO] [stdout] test q_9_palindrome_number::test_palindrome ... ok [INFO] [stdout] test q_2022_1d_2d::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8f6083647b5558e8d4b6d2e9c488822d708862f5db69931f57f8e79116cef8b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f6083647b5558e8d4b6d2e9c488822d708862f5db69931f57f8e79116cef8b8", kill_on_drop: false }` [INFO] [stdout] 8f6083647b5558e8d4b6d2e9c488822d708862f5db69931f57f8e79116cef8b8