[INFO] cloning repository https://github.com/jys9962/rust-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jys9962/rust-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjys9962%2Frust-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjys9962%2Frust-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 325f5e68eff3ad2dcac8207095be86d19bc9c0fa
[INFO] checking jys9962/rust-algorithm against master#4ecd70ddd1039a3954056c1071e40278048476fa for pr-137633
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjys9962%2Frust-algorithm" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jys9962/rust-algorithm on toolchain 4ecd70ddd1039a3954056c1071e40278048476fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jys9962/rust-algorithm
[INFO] finished tweaking git repo https://github.com/jys9962/rust-algorithm
[INFO] tweaked toml for git repo https://github.com/jys9962/rust-algorithm written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jys9962/rust-algorithm 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" "+4ecd70ddd1039a3954056c1071e40278048476fa" "fetch" "--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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91e4c812209d97ce832a9eb5de5a8fec3f4541648293f561497d68e6da0d77da
[INFO] running `Command { std: "docker" "start" "-a" "91e4c812209d97ce832a9eb5de5a8fec3f4541648293f561497d68e6da0d77da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e4c812209d97ce832a9eb5de5a8fec3f4541648293f561497d68e6da0d77da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e4c812209d97ce832a9eb5de5a8fec3f4541648293f561497d68e6da0d77da", kill_on_drop: false }`
[INFO] [stdout] 91e4c812209d97ce832a9eb5de5a8fec3f4541648293f561497d68e6da0d77da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44156e0d3ccdc8737faa51c0023477a94c241609f9df25f3ef62bfbe0e21f702
[INFO] running `Command { std: "docker" "start" "-a" "44156e0d3ccdc8737faa51c0023477a94c241609f9df25f3ef62bfbe0e21f702", kill_on_drop: false }`
[INFO] [stderr]     Checking algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/p_11004.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn solution(n: usize, k: usize, array: &mut [i32]) -> i32 {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/p_11004.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn solution(n: usize, k: usize, array: &mut [i32]) -> i32 {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/p_1021.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn solution(n: usize, m: usize, items: Vec<usize>) -> usize {
[INFO] [stdout]   |                       ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/p_1021.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn solution(n: usize, m: usize, items: Vec<usize>) -> usize {
[INFO] [stdout]   |                       ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "44156e0d3ccdc8737faa51c0023477a94c241609f9df25f3ef62bfbe0e21f702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44156e0d3ccdc8737faa51c0023477a94c241609f9df25f3ef62bfbe0e21f702", kill_on_drop: false }`
[INFO] [stdout] 44156e0d3ccdc8737faa51c0023477a94c241609f9df25f3ef62bfbe0e21f702