[INFO] cloning repository https://github.com/rloic/tp-tsp-bb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rloic/tp-tsp-bb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frloic%2Ftp-tsp-bb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frloic%2Ftp-tsp-bb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 342afa5c35e0846a4313cb5a1dc1286329ddd113
[INFO] checking rloic/tp-tsp-bb against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frloic%2Ftp-tsp-bb" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rloic/tp-tsp-bb 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 git repo https://github.com/rloic/tp-tsp-bb
[INFO] finished tweaking git repo https://github.com/rloic/tp-tsp-bb
[INFO] tweaked toml for git repo https://github.com/rloic/tp-tsp-bb written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rloic/tp-tsp-bb already has a lockfile, it will not be regenerated
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5255c59f5e970d4e8f1f51d4cc17e9ae95013c90e3e5abf4c49ba3c9aebc8d17
[INFO] running `Command { std: "docker" "start" "-a" "5255c59f5e970d4e8f1f51d4cc17e9ae95013c90e3e5abf4c49ba3c9aebc8d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5255c59f5e970d4e8f1f51d4cc17e9ae95013c90e3e5abf4c49ba3c9aebc8d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5255c59f5e970d4e8f1f51d4cc17e9ae95013c90e3e5abf4c49ba3c9aebc8d17", kill_on_drop: false }`
[INFO] [stdout] 5255c59f5e970d4e8f1f51d4cc17e9ae95013c90e3e5abf4c49ba3c9aebc8d17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 116e25bb82a1d3c20b3ea63a6348d2dd034150521a2025a12bfb28cad70b69e3
[INFO] running `Command { std: "docker" "start" "-a" "116e25bb82a1d3c20b3ea63a6348d2dd034150521a2025a12bfb28cad70b69e3", kill_on_drop: false }`
[INFO] [stderr]     Checking tp-tsp-bb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `permute`
[INFO] [stdout]   --> src/main.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn permute(seen: &mut Nodes, unseen: &mut Nodes) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `permute_len`
[INFO] [stdout]   --> src/main.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn permute_len(seen: &mut Nodes, unseen: &mut Nodes, path_len: i32, cost: &Matrix<Cost>) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `permute_len_pcc`
[INFO] [stdout]    --> src/main.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn permute_len_pcc(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `permute`
[INFO] [stdout]   --> src/main.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn permute(seen: &mut Nodes, unseen: &mut Nodes) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `permute_len`
[INFO] [stdout]   --> src/main.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn permute_len(seen: &mut Nodes, unseen: &mut Nodes, path_len: i32, cost: &Matrix<Cost>) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `permute_len_pcc`
[INFO] [stdout]    --> src/main.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn permute_len_pcc(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "116e25bb82a1d3c20b3ea63a6348d2dd034150521a2025a12bfb28cad70b69e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116e25bb82a1d3c20b3ea63a6348d2dd034150521a2025a12bfb28cad70b69e3", kill_on_drop: false }`
[INFO] [stdout] 116e25bb82a1d3c20b3ea63a6348d2dd034150521a2025a12bfb28cad70b69e3