[INFO] cloning repository https://github.com/krhoda/title-tk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krhoda/title-tk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrhoda%2Ftitle-tk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrhoda%2Ftitle-tk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25a78373858ba28cd1c10556262bf20f3196a640
[INFO] checking krhoda/title-tk against try#1bdcb63291ccffc030f8223f6f978568dd240e3e for 155501-infallible-never-with-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrhoda%2Ftitle-tk" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/krhoda/title-tk
[INFO] finished tweaking git repo https://github.com/krhoda/title-tk
[INFO] tweaked toml for git repo https://github.com/krhoda/title-tk written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krhoda/title-tk on toolchain 1bdcb63291ccffc030f8223f6f978568dd240e3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krhoda/title-tk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a207f588bdb8d9c92cb02661baf195fd7f7189e41e72fffa10c39c327e4aa2d
[INFO] running `Command { std: "docker" "start" "-a" "0a207f588bdb8d9c92cb02661baf195fd7f7189e41e72fffa10c39c327e4aa2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a207f588bdb8d9c92cb02661baf195fd7f7189e41e72fffa10c39c327e4aa2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a207f588bdb8d9c92cb02661baf195fd7f7189e41e72fffa10c39c327e4aa2d", kill_on_drop: false }`
[INFO] [stdout] 0a207f588bdb8d9c92cb02661baf195fd7f7189e41e72fffa10c39c327e4aa2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b193c5cd61c5b61d0a83054459d69bdc349d85948611760b64f270d8ddb5396
[INFO] running `Command { std: "docker" "start" "-a" "1b193c5cd61c5b61d0a83054459d69bdc349d85948611760b64f270d8ddb5396", kill_on_drop: false }`
[INFO] [stderr]     Checking quartz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::panic`
[INFO] [stdout]   --> src/wait_group.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     use std::panic;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "1b193c5cd61c5b61d0a83054459d69bdc349d85948611760b64f270d8ddb5396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b193c5cd61c5b61d0a83054459d69bdc349d85948611760b64f270d8ddb5396", kill_on_drop: false }`
[INFO] [stdout] 1b193c5cd61c5b61d0a83054459d69bdc349d85948611760b64f270d8ddb5396
