[INFO] cloning repository https://github.com/HarringayMakerSpace/gd32vf103-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HarringayMakerSpace/gd32vf103-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarringayMakerSpace%2Fgd32vf103-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarringayMakerSpace%2Fgd32vf103-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5305f18217df06bb1c0ebe7f21c9fc5f03c1f47
[INFO] checking HarringayMakerSpace/gd32vf103-rust against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarringayMakerSpace%2Fgd32vf103-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HarringayMakerSpace/gd32vf103-rust on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/HarringayMakerSpace/gd32vf103-rust
[INFO] finished tweaking git repo https://github.com/HarringayMakerSpace/gd32vf103-rust
[INFO] tweaked toml for git repo https://github.com/HarringayMakerSpace/gd32vf103-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/HarringayMakerSpace/gd32vf103-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab79184bf120b19e0f2e0785e627f4f7d0f3a6c559c3a902040eb1c702d54d69
[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" "ab79184bf120b19e0f2e0785e627f4f7d0f3a6c559c3a902040eb1c702d54d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab79184bf120b19e0f2e0785e627f4f7d0f3a6c559c3a902040eb1c702d54d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab79184bf120b19e0f2e0785e627f4f7d0f3a6c559c3a902040eb1c702d54d69", kill_on_drop: false }`
[INFO] [stdout] ab79184bf120b19e0f2e0785e627f4f7d0f3a6c559c3a902040eb1c702d54d69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 138300a6d70ad931ef8ee106416c65cf7e84a92b4ef095bb3f67ba9a888f57eb
[INFO] running `Command { std: "docker" "start" "-a" "138300a6d70ad931ef8ee106416c65cf7e84a92b4ef095bb3f67ba9a888f57eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling riscv v0.5.4
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling riscv-rt v0.6.1
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]     Checking gd32vf103-pac v0.1.0
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr]     Checking gd32vf103-hal v0.0.0
[INFO] [stderr]     Checking gd32vf103-test 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 `gd32vf103-test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "138300a6d70ad931ef8ee106416c65cf7e84a92b4ef095bb3f67ba9a888f57eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "138300a6d70ad931ef8ee106416c65cf7e84a92b4ef095bb3f67ba9a888f57eb", kill_on_drop: false }`
[INFO] [stdout] 138300a6d70ad931ef8ee106416c65cf7e84a92b4ef095bb3f67ba9a888f57eb