[INFO] cloning repository https://github.com/fkohlgrueber/elf-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fkohlgrueber/elf-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkohlgrueber%2Felf-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkohlgrueber%2Felf-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70aeeec6b1a85b259c66cd3e02f58f0ab40e3059
[INFO] checking fkohlgrueber/elf-code against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffkohlgrueber%2Felf-code" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fkohlgrueber/elf-code on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fkohlgrueber/elf-code
[INFO] finished tweaking git repo https://github.com/fkohlgrueber/elf-code
[INFO] tweaked toml for git repo https://github.com/fkohlgrueber/elf-code written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/fkohlgrueber/elf-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35f68b79b244b1ba318afc87bcadb75c245ce5211fbf0ee158d45b322f6c71ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "35f68b79b244b1ba318afc87bcadb75c245ce5211fbf0ee158d45b322f6c71ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35f68b79b244b1ba318afc87bcadb75c245ce5211fbf0ee158d45b322f6c71ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f68b79b244b1ba318afc87bcadb75c245ce5211fbf0ee158d45b322f6c71ae", kill_on_drop: false }`
[INFO] [stdout] 35f68b79b244b1ba318afc87bcadb75c245ce5211fbf0ee158d45b322f6c71ae
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d1201f1f60c43c38b6d96374129727c71c29a766dc23f67c7dcc845f42966e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d1201f1f60c43c38b6d96374129727c71c29a766dc23f67c7dcc845f42966e5", kill_on_drop: false }`
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking elf-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/part_2.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         'outer: while let Some(mut idx) = queue.pop() {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/part_2.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         'outer: while let Some(mut idx) = queue.pop() {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "3d1201f1f60c43c38b6d96374129727c71c29a766dc23f67c7dcc845f42966e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1201f1f60c43c38b6d96374129727c71c29a766dc23f67c7dcc845f42966e5", kill_on_drop: false }`
[INFO] [stdout] 3d1201f1f60c43c38b6d96374129727c71c29a766dc23f67c7dcc845f42966e5