[INFO] cloning repository https://github.com/Dantistnfs/riscv_k210
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dantistnfs/riscv_k210" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDantistnfs%2Friscv_k210", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDantistnfs%2Friscv_k210'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2448d790a175051d5e1dbd20d494d96478135ea
[INFO] checking Dantistnfs/riscv_k210 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDantistnfs%2Friscv_k210" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dantistnfs/riscv_k210 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Dantistnfs/riscv_k210
[INFO] finished tweaking git repo https://github.com/Dantistnfs/riscv_k210
[INFO] tweaked toml for git repo https://github.com/Dantistnfs/riscv_k210 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Dantistnfs/riscv_k210 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b035ce93d230a981e3c4d0641f5922d6b6cabb88a91c088b7e731a81bade1348
[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" "b035ce93d230a981e3c4d0641f5922d6b6cabb88a91c088b7e731a81bade1348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b035ce93d230a981e3c4d0641f5922d6b6cabb88a91c088b7e731a81bade1348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b035ce93d230a981e3c4d0641f5922d6b6cabb88a91c088b7e731a81bade1348", kill_on_drop: false }`
[INFO] [stdout] b035ce93d230a981e3c4d0641f5922d6b6cabb88a91c088b7e731a81bade1348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e64821b136f6f8a187943b29b16962725ac348c366b599eca6120b41f6e27cd6
[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" "e64821b136f6f8a187943b29b16962725ac348c366b599eca6120b41f6e27cd6", kill_on_drop: false }`
[INFO] [stderr]     Checking tock-registers v0.3.0
[INFO] [stderr]     Checking register v0.3.2
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/main.rs:158:49
[INFO] [stdout]     |
[INFO] [stdout] 158 |         self.txfifo.write(UARTHS_DATA::data.val((c as u32))); //i know, it's very shitty design that will drop all bits over 8
[INFO] [stdout]     |                                                 ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/main.rs:158:49
[INFO] [stdout]     |
[INFO] [stdout] 158 |         self.txfifo.write(UARTHS_DATA::data.val((c as u32))); //i know, it's very shitty design that will drop all bits over 8
[INFO] [stdout]     |                                                 ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]    --> src/main.rs:203:1
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn panic(_panic: &PanicInfo<'_>) -> ! {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]     = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-6f5658153d127ddd.rlib
[INFO] [stdout]     = note: second definition in the local crate (`hello_world`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_world`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e64821b136f6f8a187943b29b16962725ac348c366b599eca6120b41f6e27cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64821b136f6f8a187943b29b16962725ac348c366b599eca6120b41f6e27cd6", kill_on_drop: false }`
[INFO] [stdout] e64821b136f6f8a187943b29b16962725ac348c366b599eca6120b41f6e27cd6