[INFO] fetching crate pfza_proto1 0.4.0...
[INFO] checking pfza_proto1-0.4.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate pfza_proto1 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pfza_proto1 0.4.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking crates.io crate pfza_proto1 0.4.0
[INFO] finished tweaking crates.io crate pfza_proto1 0.4.0
[INFO] tweaked toml for crates.io crate pfza_proto1 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate pfza_proto1 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-semihosting v0.5.6
[INFO] [stderr]   Downloaded atsame54p v0.9.0
[INFO] [stderr]   Downloaded atsamd-hal v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d4c9167e73ac411289fcd63519573a56d8eed7b76179e4b6ed101b9f39cf54d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2d4c9167e73ac411289fcd63519573a56d8eed7b76179e4b6ed101b9f39cf54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d4c9167e73ac411289fcd63519573a56d8eed7b76179e4b6ed101b9f39cf54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4c9167e73ac411289fcd63519573a56d8eed7b76179e4b6ed101b9f39cf54d", kill_on_drop: false }`
[INFO] [stdout] 2d4c9167e73ac411289fcd63519573a56d8eed7b76179e4b6ed101b9f39cf54d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9284f541ac8901ac89ac36145dd40fe7cc59f476b2a0d0ba624fa22eaa828d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e9284f541ac8901ac89ac36145dd40fe7cc59f476b2a0d0ba624fa22eaa828d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsame54p v0.9.0
[INFO] [stderr]    Compiling pfza_proto1 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking atsamd-hal v0.12.0
[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 `pfza_proto1`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e9284f541ac8901ac89ac36145dd40fe7cc59f476b2a0d0ba624fa22eaa828d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9284f541ac8901ac89ac36145dd40fe7cc59f476b2a0d0ba624fa22eaa828d9", kill_on_drop: false }`
[INFO] [stdout] e9284f541ac8901ac89ac36145dd40fe7cc59f476b2a0d0ba624fa22eaa828d9