[INFO] cloning repository https://github.com/jrouviere/gb-emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrouviere/gb-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrouviere%2Fgb-emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrouviere%2Fgb-emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96ed2d4f3e1db477523355e1ddb1191833279026
[INFO] checking jrouviere/gb-emu against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrouviere%2Fgb-emu" "/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/jrouviere/gb-emu
[INFO] finished tweaking git repo https://github.com/jrouviere/gb-emu
[INFO] tweaked toml for git repo https://github.com/jrouviere/gb-emu written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jrouviere/gb-emu on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jrouviere/gb-emu 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52d6f3fd7b8b563eedbd96e54c0903c001aa7bb8c7d09f563ba096cabde48068
[INFO] running `Command { std: "docker" "start" "-a" "52d6f3fd7b8b563eedbd96e54c0903c001aa7bb8c7d09f563ba096cabde48068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52d6f3fd7b8b563eedbd96e54c0903c001aa7bb8c7d09f563ba096cabde48068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d6f3fd7b8b563eedbd96e54c0903c001aa7bb8c7d09f563ba096cabde48068", kill_on_drop: false }`
[INFO] [stdout] 52d6f3fd7b8b563eedbd96e54c0903c001aa7bb8c7d09f563ba096cabde48068
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a17bf6677c2fc44e1674ee5225540344e637831b1f7249c788d3c0e1765ca1f0
[INFO] running `Command { std: "docker" "start" "-a" "a17bf6677c2fc44e1674ee5225540344e637831b1f7249c788d3c0e1765ca1f0", kill_on_drop: false }`
[INFO] [stderr]     Checking emu v0.1.0 (/opt/rustwide/workdir/emu)
[INFO] [stdout] warning: variant `F` is never constructed
[INFO] [stdout]   --> emu/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | enum Reg8 {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 10 |     F,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Reg8` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a17bf6677c2fc44e1674ee5225540344e637831b1f7249c788d3c0e1765ca1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a17bf6677c2fc44e1674ee5225540344e637831b1f7249c788d3c0e1765ca1f0", kill_on_drop: false }`
[INFO] [stdout] a17bf6677c2fc44e1674ee5225540344e637831b1f7249c788d3c0e1765ca1f0