[INFO] cloning repository https://github.com/david3pabon/rust_leetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/david3pabon/rust_leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavid3pabon%2Frust_leetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavid3pabon%2Frust_leetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6c9990c80cec44ae885f1d59d410e77d22f2efb6 [INFO] testing david3pabon/rust_leetcode against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavid3pabon%2Frust_leetcode" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/david3pabon/rust_leetcode on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/david3pabon/rust_leetcode [INFO] finished tweaking git repo https://github.com/david3pabon/rust_leetcode [INFO] tweaked toml for git repo https://github.com/david3pabon/rust_leetcode written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/david3pabon/rust_leetcode already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb51975897819272dcda11e830eebd4f90815c8a2caf94dbee9d944cfbe16597 [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" "eb51975897819272dcda11e830eebd4f90815c8a2caf94dbee9d944cfbe16597", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb51975897819272dcda11e830eebd4f90815c8a2caf94dbee9d944cfbe16597", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb51975897819272dcda11e830eebd4f90815c8a2caf94dbee9d944cfbe16597", kill_on_drop: false }` [INFO] [stdout] eb51975897819272dcda11e830eebd4f90815c8a2caf94dbee9d944cfbe16597 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 3e48ef22a08d3b75633a108bc518e095f1be86f8acff344cb814c6d30aa92bd0 [INFO] running `Command { std: "docker" "start" "-a" "3e48ef22a08d3b75633a108bc518e095f1be86f8acff344cb814c6d30aa92bd0", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode_solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `add_two_numbers` [INFO] [stdout] --> src/add_two_numbers.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn add_two_numbers(l1: Option>, l2: Option>) -> Option> { [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: `new` [INFO] [stdout] --> src/add_two_numbers.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn new(val: i32) -> ListNode { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `length_of_longest_substring` [INFO] [stdout] --> src/length_of_longest_substring.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn length_of_longest_substring(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "3e48ef22a08d3b75633a108bc518e095f1be86f8acff344cb814c6d30aa92bd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e48ef22a08d3b75633a108bc518e095f1be86f8acff344cb814c6d30aa92bd0", kill_on_drop: false }` [INFO] [stdout] 3e48ef22a08d3b75633a108bc518e095f1be86f8acff344cb814c6d30aa92bd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6ace638968f5d695a2b669ae9c94e349edcf335a7988af6b163f5212b34195f [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" "d6ace638968f5d695a2b669ae9c94e349edcf335a7988af6b163f5212b34195f", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode_solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `Command { std: "docker" "inspect" "d6ace638968f5d695a2b669ae9c94e349edcf335a7988af6b163f5212b34195f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6ace638968f5d695a2b669ae9c94e349edcf335a7988af6b163f5212b34195f", kill_on_drop: false }` [INFO] [stdout] d6ace638968f5d695a2b669ae9c94e349edcf335a7988af6b163f5212b34195f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] d6f1afd5b85d9e66915b3c57b344f4e7573a93aad6edb04d0b6cc056ec22c218 [INFO] running `Command { std: "docker" "start" "-a" "d6f1afd5b85d9e66915b3c57b344f4e7573a93aad6edb04d0b6cc056ec22c218", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leetcode_solutions-a22323f306be16b6) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test length_of_longest_substring::test_length_of_longest_substring ... ok [INFO] [stdout] test two_sum::test_two_sum_1 ... ok [INFO] [stdout] test add_two_numbers::test_add_two_numbers ... ok [INFO] [stdout] test two_sum::test_two_sum_2 ... 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" "d6f1afd5b85d9e66915b3c57b344f4e7573a93aad6edb04d0b6cc056ec22c218", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6f1afd5b85d9e66915b3c57b344f4e7573a93aad6edb04d0b6cc056ec22c218", kill_on_drop: false }` [INFO] [stdout] d6f1afd5b85d9e66915b3c57b344f4e7573a93aad6edb04d0b6cc056ec22c218