[INFO] fetching crate pegitan 0.1.0...
[INFO] building pegitan-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate pegitan 0.1.0 into /workspace/builds/worker-6-tc1/source
[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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pegitan 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11913bcce7eb320c61cacbd335a623bb9bf116272e2c5e4194efee4a8088d974
[INFO] running `Command { std: "docker" "start" "-a" "11913bcce7eb320c61cacbd335a623bb9bf116272e2c5e4194efee4a8088d974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11913bcce7eb320c61cacbd335a623bb9bf116272e2c5e4194efee4a8088d974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11913bcce7eb320c61cacbd335a623bb9bf116272e2c5e4194efee4a8088d974", kill_on_drop: false }`
[INFO] [stdout] 11913bcce7eb320c61cacbd335a623bb9bf116272e2c5e4194efee4a8088d974
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f878ec1e3ffba98f4853352b4176435c619d26393fe586c3f1058c4e5c7d69
[INFO] running `Command { std: "docker" "start" "-a" "05f878ec1e3ffba98f4853352b4176435c619d26393fe586c3f1058c4e5c7d69", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "05f878ec1e3ffba98f4853352b4176435c619d26393fe586c3f1058c4e5c7d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f878ec1e3ffba98f4853352b4176435c619d26393fe586c3f1058c4e5c7d69", kill_on_drop: false }`
[INFO] [stdout] 05f878ec1e3ffba98f4853352b4176435c619d26393fe586c3f1058c4e5c7d69
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f248d4fd93522fc5259013b22cd55b19aeb520382f1716ef87138ee51de33d
[INFO] running `Command { std: "docker" "start" "-a" "09f248d4fd93522fc5259013b22cd55b19aeb520382f1716ef87138ee51de33d", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "09f248d4fd93522fc5259013b22cd55b19aeb520382f1716ef87138ee51de33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f248d4fd93522fc5259013b22cd55b19aeb520382f1716ef87138ee51de33d", kill_on_drop: false }`
[INFO] [stdout] 09f248d4fd93522fc5259013b22cd55b19aeb520382f1716ef87138ee51de33d