[INFO] updating cached repository https://github.com/marusama/hackerrank-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5727f32b88cfeef32d39d57bae87b8bdc7e5fb5f [INFO] testing marusama/hackerrank-rust against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarusama%2Fhackerrank-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/marusama/hackerrank-rust on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/marusama/hackerrank-rust [INFO] finished tweaking git repo https://github.com/marusama/hackerrank-rust [INFO] tweaked toml for git repo https://github.com/marusama/hackerrank-rust written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/marusama/hackerrank-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 057d9ad878af9c7645f6869d0b39070c3a8f89fd5b59cd6b8ccbfb98d815056f [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" "057d9ad878af9c7645f6869d0b39070c3a8f89fd5b59cd6b8ccbfb98d815056f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "057d9ad878af9c7645f6869d0b39070c3a8f89fd5b59cd6b8ccbfb98d815056f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "057d9ad878af9c7645f6869d0b39070c3a8f89fd5b59cd6b8ccbfb98d815056f", kill_on_drop: false }` [INFO] [stdout] 057d9ad878af9c7645f6869d0b39070c3a8f89fd5b59cd6b8ccbfb98d815056f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 253b9c53a8c219789125b242cbb3dd4be96f50abc457a7bfa933c08d6f7e56af [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" "253b9c53a8c219789125b242cbb3dd4be96f50abc457a7bfa933c08d6f7e56af", kill_on_drop: false }` [INFO] [stderr] Compiling hackerrank-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> src/algorithms/warmup/compare_the_triplets.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "253b9c53a8c219789125b242cbb3dd4be96f50abc457a7bfa933c08d6f7e56af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "253b9c53a8c219789125b242cbb3dd4be96f50abc457a7bfa933c08d6f7e56af", kill_on_drop: false }` [INFO] [stdout] 253b9c53a8c219789125b242cbb3dd4be96f50abc457a7bfa933c08d6f7e56af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8bfeca7be582bad3534f732c30f07949ddad988e4040171c43112e5a12608c20 [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" "8bfeca7be582bad3534f732c30f07949ddad988e4040171c43112e5a12608c20", kill_on_drop: false }` [INFO] [stderr] Compiling hackerrank-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> src/algorithms/warmup/compare_the_triplets.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "8bfeca7be582bad3534f732c30f07949ddad988e4040171c43112e5a12608c20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bfeca7be582bad3534f732c30f07949ddad988e4040171c43112e5a12608c20", kill_on_drop: false }` [INFO] [stdout] 8bfeca7be582bad3534f732c30f07949ddad988e4040171c43112e5a12608c20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 034ed9df8671f23c29bb98f3499eaaeaf7955cbdefbe6d22b7c3dee8aa5ddfe7 [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" "034ed9df8671f23c29bb98f3499eaaeaf7955cbdefbe6d22b7c3dee8aa5ddfe7", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::vec` [INFO] [stderr] --> src/algorithms/warmup/compare_the_triplets.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::vec; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hackerrank_rust-34517c6cd1984ccc [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test algorithms::warmup::compare_the_triplets::tests::test_compare ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "034ed9df8671f23c29bb98f3499eaaeaf7955cbdefbe6d22b7c3dee8aa5ddfe7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "034ed9df8671f23c29bb98f3499eaaeaf7955cbdefbe6d22b7c3dee8aa5ddfe7", kill_on_drop: false }` [INFO] [stdout] 034ed9df8671f23c29bb98f3499eaaeaf7955cbdefbe6d22b7c3dee8aa5ddfe7