[INFO] cloning repository https://github.com/luojia65/librv4rs-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luojia65/librv4rs-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Flibrv4rs-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Flibrv4rs-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfc1bb18d05c0362b8890d294dda2f34d5473a49
[INFO] checking luojia65/librv4rs-example against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Flibrv4rs-example" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luojia65/librv4rs-example on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/luojia65/librv4rs-example
[INFO] finished tweaking git repo https://github.com/luojia65/librv4rs-example
[INFO] tweaked toml for git repo https://github.com/luojia65/librv4rs-example written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/luojia65/librv4rs-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded riscv-rt v0.6.1
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded gd32vf103-pac v0.1.0
[INFO] [stderr]   Downloaded gd32vf103-hal v0.0.0
[INFO] [stderr]   Downloaded riscv v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dd30fa97fdf86673d7bee2ec0a1c36d46b02d73876e33b9136bb03984987b24
[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" "1dd30fa97fdf86673d7bee2ec0a1c36d46b02d73876e33b9136bb03984987b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dd30fa97fdf86673d7bee2ec0a1c36d46b02d73876e33b9136bb03984987b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd30fa97fdf86673d7bee2ec0a1c36d46b02d73876e33b9136bb03984987b24", kill_on_drop: false }`
[INFO] [stdout] 1dd30fa97fdf86673d7bee2ec0a1c36d46b02d73876e33b9136bb03984987b24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "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] 991452b4ef76f4e010822671b506cafe71b69e5cd7ea2fbfc3d6ff1857dc973b
[INFO] running `Command { std: "docker" "start" "-a" "991452b4ef76f4e010822671b506cafe71b69e5cd7ea2fbfc3d6ff1857dc973b", kill_on_drop: false }`
[INFO] [stderr]    Compiling riscv v0.5.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling riscv-rt v0.6.1
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling librv4rs-example v0.1.0 (/opt/rustwide/workdir)
[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] [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 `librv4rs-example`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "991452b4ef76f4e010822671b506cafe71b69e5cd7ea2fbfc3d6ff1857dc973b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "991452b4ef76f4e010822671b506cafe71b69e5cd7ea2fbfc3d6ff1857dc973b", kill_on_drop: false }`
[INFO] [stdout] 991452b4ef76f4e010822671b506cafe71b69e5cd7ea2fbfc3d6ff1857dc973b