[INFO] cloning repository https://github.com/Abd-Beltaji/Crab-OS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abd-Beltaji/Crab-OS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbd-Beltaji%2FCrab-OS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbd-Beltaji%2FCrab-OS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ffc58b0c451a00ec22f582c2bbe94b0c421d50e
[INFO] testing Abd-Beltaji/Crab-OS against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbd-Beltaji%2FCrab-OS" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Abd-Beltaji/Crab-OS
[INFO] finished tweaking git repo https://github.com/Abd-Beltaji/Crab-OS
[INFO] tweaked toml for git repo https://github.com/Abd-Beltaji/Crab-OS written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abd-Beltaji/Crab-OS on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Abd-Beltaji/Crab-OS 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d8c76b567e51126532878f7306d25b9e65f70aaed0519ed72361d904d077d14
[INFO] running `Command { std: "docker" "start" "-a" "9d8c76b567e51126532878f7306d25b9e65f70aaed0519ed72361d904d077d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d8c76b567e51126532878f7306d25b9e65f70aaed0519ed72361d904d077d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8c76b567e51126532878f7306d25b9e65f70aaed0519ed72361d904d077d14", kill_on_drop: false }`
[INFO] [stdout] 9d8c76b567e51126532878f7306d25b9e65f70aaed0519ed72361d904d077d14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4be8a71eaf4fd1d8fcf599091de435a10f5c8f5005b2e48eea89e155b59aeff2
[INFO] running `Command { std: "docker" "start" "-a" "4be8a71eaf4fd1d8fcf599091de435a10f5c8f5005b2e48eea89e155b59aeff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crab-os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     panic!("An example of a panic message!");
[INFO] [stdout]    |     ---------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 15 |     loop{}
[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] error: could not compile `crab-os` (bin "crab-os") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "4be8a71eaf4fd1d8fcf599091de435a10f5c8f5005b2e48eea89e155b59aeff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be8a71eaf4fd1d8fcf599091de435a10f5c8f5005b2e48eea89e155b59aeff2", kill_on_drop: false }`
[INFO] [stdout] 4be8a71eaf4fd1d8fcf599091de435a10f5c8f5005b2e48eea89e155b59aeff2
