[INFO] cloning repository https://github.com/TauSigma5/os-from-scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TauSigma5/os-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauSigma5%2Fos-from-scratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauSigma5%2Fos-from-scratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52ea4d6747f7aede248cf598f643c5854bb576c8
[INFO] testing TauSigma5/os-from-scratch against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauSigma5%2Fos-from-scratch" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TauSigma5/os-from-scratch on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TauSigma5/os-from-scratch
[INFO] finished tweaking git repo https://github.com/TauSigma5/os-from-scratch
[INFO] tweaked toml for git repo https://github.com/TauSigma5/os-from-scratch written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/TauSigma5/os-from-scratch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80782a3a24ae02249dc13feabdd299766fecf5aefae77af8f9ec7b5d0b043a1a
[INFO] running `Command { std: "docker" "start" "-a" "80782a3a24ae02249dc13feabdd299766fecf5aefae77af8f9ec7b5d0b043a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80782a3a24ae02249dc13feabdd299766fecf5aefae77af8f9ec7b5d0b043a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80782a3a24ae02249dc13feabdd299766fecf5aefae77af8f9ec7b5d0b043a1a", kill_on_drop: false }`
[INFO] [stdout] 80782a3a24ae02249dc13feabdd299766fecf5aefae77af8f9ec7b5d0b043a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 907a41ed51863f9626abae8f7e7c1f788db18f9a9d728d0a0d8601a67dbddb8e
[INFO] running `Command { std: "docker" "start" "-a" "907a41ed51863f9626abae8f7e7c1f788db18f9a9d728d0a0d8601a67dbddb8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.9.14
[INFO] [stderr]    Compiling rust-os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-os`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "907a41ed51863f9626abae8f7e7c1f788db18f9a9d728d0a0d8601a67dbddb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907a41ed51863f9626abae8f7e7c1f788db18f9a9d728d0a0d8601a67dbddb8e", kill_on_drop: false }`
[INFO] [stdout] 907a41ed51863f9626abae8f7e7c1f788db18f9a9d728d0a0d8601a67dbddb8e