[INFO] cloning repository https://github.com/vladandrew/os_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vladandrew/os_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladandrew%2Fos_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladandrew%2Fos_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2beb9ae70dbc61efe0ef8b87f29c0c0a362f4ed5
[INFO] testing vladandrew/os_rust against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladandrew%2Fos_rust" "/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/vladandrew/os_rust 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] removed /workspace/builds/worker-7/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/vladandrew/os_rust
[INFO] finished tweaking git repo https://github.com/vladandrew/os_rust
[INFO] tweaked toml for git repo https://github.com/vladandrew/os_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/vladandrew/os_rust 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] 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] 2def256ca32ba1aa0a04257003bec95f6e4abf860bd4a83fe41b46ea6168abfc
[INFO] running `Command { std: "docker" "start" "-a" "2def256ca32ba1aa0a04257003bec95f6e4abf860bd4a83fe41b46ea6168abfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2def256ca32ba1aa0a04257003bec95f6e4abf860bd4a83fe41b46ea6168abfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2def256ca32ba1aa0a04257003bec95f6e4abf860bd4a83fe41b46ea6168abfc", kill_on_drop: false }`
[INFO] [stdout] 2def256ca32ba1aa0a04257003bec95f6e4abf860bd4a83fe41b46ea6168abfc
[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] cbffdda52b1748e33df26f47c167a2939fa7bf17941d24cac457c9570d08a944
[INFO] running `Command { std: "docker" "start" "-a" "cbffdda52b1748e33df26f47c167a2939fa7bf17941d24cac457c9570d08a944", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.9.11
[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" "cbffdda52b1748e33df26f47c167a2939fa7bf17941d24cac457c9570d08a944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbffdda52b1748e33df26f47c167a2939fa7bf17941d24cac457c9570d08a944", kill_on_drop: false }`
[INFO] [stdout] cbffdda52b1748e33df26f47c167a2939fa7bf17941d24cac457c9570d08a944