[INFO] cloning repository https://github.com/jfernand/fans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jfernand/fans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfernand%2Ffans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfernand%2Ffans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7447b493e0c7c6124c7b94f041c07b145f8f353a
[INFO] checking jfernand/fans against c319ab3d7cf6bd67099fd3635f0e3c0fccb07e40 for pr-160391-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfernand%2Ffans" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jfernand/fans
[INFO] finished tweaking git repo https://github.com/jfernand/fans
[INFO] tweaked toml for git repo https://github.com/jfernand/fans written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jfernand/fans on toolchain c319ab3d7cf6bd67099fd3635f0e3c0fccb07e40
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c319ab3d7cf6bd67099fd3635f0e3c0fccb07e40" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jfernand/fans 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" "+c319ab3d7cf6bd67099fd3635f0e3c0fccb07e40" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374
[INFO] running `Command { std: "docker" "start" "ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374" "/opt/rustwide/cargo-home/bin/cargo" "+c319ab3d7cf6bd67099fd3635f0e3c0fccb07e40" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374" "/opt/rustwide/cargo-home/bin/cargo" "+c319ab3d7cf6bd67099fd3635f0e3c0fccb07e40" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking fans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         loop{}
[INFO] [stdout]     |         ------ any code following this expression is unreachable
[INFO] [stdout] 108 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         loop{}
[INFO] [stdout]     |         ------ any code following this expression is unreachable
[INFO] [stdout] 108 |         Ok(())
[INFO] [stdout]     |         ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 17s
[INFO] running `Command { std: "docker" "inspect" "ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374", kill_on_drop: false }`
[INFO] [stdout] ba866ece916e9118f7e89fe6adae93961a7b5812b5519049c8a312d785d20374