[INFO] updating cached repository https://github.com/urielvan/leetcode-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] 57da224e373d48054cd437e2b58576ef9195251b [INFO] testing urielvan/leetcode-rust against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Furielvan%2Fleetcode-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/urielvan/leetcode-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/urielvan/leetcode-rust [INFO] finished tweaking git repo https://github.com/urielvan/leetcode-rust [INFO] tweaked toml for git repo https://github.com/urielvan/leetcode-rust written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/urielvan/leetcode-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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c895fe1b7bd70d59cb54059f9aea51f486d737ae9412b560c55af17c87e6f778 [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" "c895fe1b7bd70d59cb54059f9aea51f486d737ae9412b560c55af17c87e6f778", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c895fe1b7bd70d59cb54059f9aea51f486d737ae9412b560c55af17c87e6f778", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c895fe1b7bd70d59cb54059f9aea51f486d737ae9412b560c55af17c87e6f778", kill_on_drop: false }` [INFO] [stdout] c895fe1b7bd70d59cb54059f9aea51f486d737ae9412b560c55af17c87e6f778 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 876857ffe01c90642df297afe5111c5ca158566ba40a6df605fb88171aeeb519 [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" "876857ffe01c90642df297afe5111c5ca158566ba40a6df605fb88171aeeb519", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `cur_num` is never read [INFO] [stdout] --> src/p0004_median_of_two_sorted_arrays.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | let (mut ans, mut cur_num) = (0.0, 0); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "876857ffe01c90642df297afe5111c5ca158566ba40a6df605fb88171aeeb519", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "876857ffe01c90642df297afe5111c5ca158566ba40a6df605fb88171aeeb519", kill_on_drop: false }` [INFO] [stdout] 876857ffe01c90642df297afe5111c5ca158566ba40a6df605fb88171aeeb519 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16689ca6db4c70eb8af862088dd55ffbcea0f86fa0b1814747da89a4e067f8ba [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" "16689ca6db4c70eb8af862088dd55ffbcea0f86fa0b1814747da89a4e067f8ba", kill_on_drop: false }` [INFO] [stdout] warning: value assigned to `cur_num` is never read [INFO] [stdout] --> src/p0004_median_of_two_sorted_arrays.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | let (mut ans, mut cur_num) = (0.0, 0); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cur_num` is never read [INFO] [stdout] --> src/p0004_median_of_two_sorted_arrays.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | let (mut ans, mut cur_num) = (0.0, 0); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "16689ca6db4c70eb8af862088dd55ffbcea0f86fa0b1814747da89a4e067f8ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16689ca6db4c70eb8af862088dd55ffbcea0f86fa0b1814747da89a4e067f8ba", kill_on_drop: false }` [INFO] [stdout] 16689ca6db4c70eb8af862088dd55ffbcea0f86fa0b1814747da89a4e067f8ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f331b48cf1cb425ee5d42de3f6ca579e59102bb1951c4dd071e230f0598a7059 [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" "f331b48cf1cb425ee5d42de3f6ca579e59102bb1951c4dd071e230f0598a7059", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `cur_num` is never read [INFO] [stderr] --> src/p0004_median_of_two_sorted_arrays.rs:9:23 [INFO] [stderr] | [INFO] [stderr] 9 | let (mut ans, mut cur_num) = (0.0, 0); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: value assigned to `cur_num` is never read [INFO] [stderr] --> src/p0004_median_of_two_sorted_arrays.rs:9:23 [INFO] [stderr] | [INFO] [stderr] 9 | let (mut ans, mut cur_num) = (0.0, 0); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/leetcode-ecb6345c57ba0d27 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test p0002_add_two_numbers::test::test_add_two_numbers ... ok [INFO] [stdout] test p0003_longest_substring_without_repeating_characters::test::test_length_of_longest_substring ... ok [INFO] [stdout] test p0004_median_of_two_sorted_arrays::test::test ... ok [INFO] [stdout] test p0001_two_sum::test::test_two_sum ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests leetcode [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f331b48cf1cb425ee5d42de3f6ca579e59102bb1951c4dd071e230f0598a7059", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f331b48cf1cb425ee5d42de3f6ca579e59102bb1951c4dd071e230f0598a7059", kill_on_drop: false }` [INFO] [stdout] f331b48cf1cb425ee5d42de3f6ca579e59102bb1951c4dd071e230f0598a7059