[INFO] cloning repository https://github.com/a186r/leetcode-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a186r/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa186r%2Fleetcode-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa186r%2Fleetcode-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e14310b2259b917edf980046b18be8242fd0d91e
[INFO] testing a186r/leetcode-rust against 1.85.0 for beta-1.86-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa186r%2Fleetcode-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/a186r/leetcode-rust on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/a186r/leetcode-rust
[INFO] finished tweaking git repo https://github.com/a186r/leetcode-rust
[INFO] tweaked toml for git repo https://github.com/a186r/leetcode-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/a186r/leetcode-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be546a157dfbdea44bf4d6f248a5493da916464438ed453af86d5d65a11ce2f6
[INFO] running `Command { std: "docker" "start" "-a" "be546a157dfbdea44bf4d6f248a5493da916464438ed453af86d5d65a11ce2f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be546a157dfbdea44bf4d6f248a5493da916464438ed453af86d5d65a11ce2f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be546a157dfbdea44bf4d6f248a5493da916464438ed453af86d5d65a11ce2f6", kill_on_drop: false }`
[INFO] [stdout] be546a157dfbdea44bf4d6f248a5493da916464438ed453af86d5d65a11ce2f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c7501d7c2db6edcef0c1fbc8ffbfd17869c75a7b9cc9cd3e3ae1116d0448075
[INFO] running `Command { std: "docker" "start" "-a" "5c7501d7c2db6edcef0c1fbc8ffbfd17869c75a7b9cc9cd3e3ae1116d0448075", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]    --> src/n0001_two_sum.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct Solution;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `two_sum` is never used
[INFO] [stdout]    --> src/n0001_two_sum.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl Solution {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 129 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "5c7501d7c2db6edcef0c1fbc8ffbfd17869c75a7b9cc9cd3e3ae1116d0448075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7501d7c2db6edcef0c1fbc8ffbfd17869c75a7b9cc9cd3e3ae1116d0448075", kill_on_drop: false }`
[INFO] [stdout] 5c7501d7c2db6edcef0c1fbc8ffbfd17869c75a7b9cc9cd3e3ae1116d0448075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8979c9b0088c4c79600f2a4ee934b5de1ab140a056bf2f7eb235672dbd2b45f9
[INFO] running `Command { std: "docker" "start" "-a" "8979c9b0088c4c79600f2a4ee934b5de1ab140a056bf2f7eb235672dbd2b45f9", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]    --> src/n0001_two_sum.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct Solution;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `two_sum` is never used
[INFO] [stdout]    --> src/n0001_two_sum.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl Solution {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 129 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "8979c9b0088c4c79600f2a4ee934b5de1ab140a056bf2f7eb235672dbd2b45f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8979c9b0088c4c79600f2a4ee934b5de1ab140a056bf2f7eb235672dbd2b45f9", kill_on_drop: false }`
[INFO] [stdout] 8979c9b0088c4c79600f2a4ee934b5de1ab140a056bf2f7eb235672dbd2b45f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c00e6af8069003cc562f29b0c69417388917f563f4079db7e5e24f06f60e6225
[INFO] running `Command { std: "docker" "start" "-a" "c00e6af8069003cc562f29b0c69417388917f563f4079db7e5e24f06f60e6225", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: unable to apply cgroup configuration: unable to start unit "docker-c00e6af8069003cc562f29b0c69417388917f563f4079db7e5e24f06f60e6225.scope" (properties [{Name:Description Value:"libcontainer container c00e6af8069003cc562f29b0c69417388917f563f4079db7e5e24f06f60e6225"} {Name:Slice Value:"system.slice"} {Name:Delegate Value:true} {Name:PIDs Value:@au [160075]} {Name:MemoryAccounting Value:true} {Name:CPUAccounting Value:true} {Name:IOAccounting Value:true} {Name:TasksAccounting Value:true} {Name:DefaultDependencies Value:false}]): Message recipient disconnected from message bus without replying: unknown
[INFO] running `Command { std: "docker" "inspect" "c00e6af8069003cc562f29b0c69417388917f563f4079db7e5e24f06f60e6225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00e6af8069003cc562f29b0c69417388917f563f4079db7e5e24f06f60e6225", kill_on_drop: false }`
[INFO] [stdout] c00e6af8069003cc562f29b0c69417388917f563f4079db7e5e24f06f60e6225