[INFO] cloning repository https://github.com/dragonmaus/ratio.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dragonmaus/ratio.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonmaus%2Fratio.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonmaus%2Fratio.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a26b57c0edbd4cdaba49af7d93f0ef420012cef
[INFO] checking dragonmaus/ratio.rs against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonmaus%2Fratio.rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dragonmaus/ratio.rs on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dragonmaus/ratio.rs
[INFO] finished tweaking git repo https://github.com/dragonmaus/ratio.rs
[INFO] tweaked toml for git repo https://github.com/dragonmaus/ratio.rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/dragonmaus/ratio.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://git.dragonma.us/dragonmaus/program.rs`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21b11ab15438848de88197ff6ead842676f9c2cbbdd769d2b34cff58c552a8a7
[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" "21b11ab15438848de88197ff6ead842676f9c2cbbdd769d2b34cff58c552a8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21b11ab15438848de88197ff6ead842676f9c2cbbdd769d2b34cff58c552a8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b11ab15438848de88197ff6ead842676f9c2cbbdd769d2b34cff58c552a8a7", kill_on_drop: false }`
[INFO] [stdout] 21b11ab15438848de88197ff6ead842676f9c2cbbdd769d2b34cff58c552a8a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 397f14d17936b3fa032a5b6e5e2f50db546dd1fb1d7a1d1b54b511ff36374a61
[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" "397f14d17936b3fa032a5b6e5e2f50db546dd1fb1d7a1d1b54b511ff36374a61", kill_on_drop: false }`
[INFO] [stderr]     Checking program v2.0.0 (https://git.dragonma.us/dragonmaus/program.rs#5f4367cf)
[INFO] [stderr]     Checking ratio v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "397f14d17936b3fa032a5b6e5e2f50db546dd1fb1d7a1d1b54b511ff36374a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397f14d17936b3fa032a5b6e5e2f50db546dd1fb1d7a1d1b54b511ff36374a61", kill_on_drop: false }`
[INFO] [stdout] 397f14d17936b3fa032a5b6e5e2f50db546dd1fb1d7a1d1b54b511ff36374a61