[INFO] fetching crate pegitan 0.1.0...
[INFO] checking pegitan-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate pegitan 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pegitan 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pegitan 0.1.0
[INFO] finished tweaking crates.io crate pegitan 0.1.0
[INFO] tweaked toml for crates.io crate pegitan 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fccc00f2c7a5dd2f8351e40129d3bcd98da2b07212f591422e9b6cdc115c2c0d
[INFO] running `Command { std: "docker" "start" "-a" "fccc00f2c7a5dd2f8351e40129d3bcd98da2b07212f591422e9b6cdc115c2c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fccc00f2c7a5dd2f8351e40129d3bcd98da2b07212f591422e9b6cdc115c2c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fccc00f2c7a5dd2f8351e40129d3bcd98da2b07212f591422e9b6cdc115c2c0d", kill_on_drop: false }`
[INFO] [stdout] fccc00f2c7a5dd2f8351e40129d3bcd98da2b07212f591422e9b6cdc115c2c0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8442a1faa752f1b34a553a108bd6c0481d061467142c881b6ba0c0f7283ad4e
[INFO] running `Command { std: "docker" "start" "-a" "e8442a1faa752f1b34a553a108bd6c0481d061467142c881b6ba0c0f7283ad4e", kill_on_drop: false }`
[INFO] [stderr]     Checking pegitan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/contest/problem_5426.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn min_reorder(n: i32, connections: Vec<Vec<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/contest/problem_5426.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn min_reorder(n: i32, connections: Vec<Vec<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: variable `v_Copy` should have a snake case name
[INFO] [stdout]   --> src/contest/problem_5426.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let mut v_Copy = Vec::new();
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `v_copy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `v_Copy` should have a snake case name
[INFO] [stdout]   --> src/contest/problem_5426.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let mut v_Copy = Vec::new();
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `v_copy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "e8442a1faa752f1b34a553a108bd6c0481d061467142c881b6ba0c0f7283ad4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8442a1faa752f1b34a553a108bd6c0481d061467142c881b6ba0c0f7283ad4e", kill_on_drop: false }`
[INFO] [stdout] e8442a1faa752f1b34a553a108bd6c0481d061467142c881b6ba0c0f7283ad4e