[INFO] cloning repository https://github.com/IsaacWoods/teensy_kbd
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IsaacWoods/teensy_kbd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaacWoods%2Fteensy_kbd"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaacWoods%2Fteensy_kbd'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c7fc064d791e54c2f45e2909b87e7eac250aa470
[INFO] checking IsaacWoods/teensy_kbd against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaacWoods%2Fteensy_kbd" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IsaacWoods/teensy_kbd on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/IsaacWoods/teensy_kbd
[INFO] finished tweaking git repo https://github.com/IsaacWoods/teensy_kbd
[INFO] tweaked toml for git repo https://github.com/IsaacWoods/teensy_kbd written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/IsaacWoods/teensy_kbd already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6096c9cd74ad80ee5942e231d0cd708b039f3ac39d290954b4d181604e022b38
[INFO] running `"docker" "start" "-a" "6096c9cd74ad80ee5942e231d0cd708b039f3ac39d290954b4d181604e022b38"`
[INFO] [stderr]     Checking volatile v0.2.4
[INFO] [stderr]     Checking teensy_kbd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:71:70
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub static _VECTORS: [unsafe extern "C" fn() -> !; 2] = [_stack_top, main];
[INFO] [stderr]    |                                                                      ^^^^ expected fn pointer, found fn item
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `unsafe extern "C" fn() -> !`
[INFO] [stderr]               found type `extern "C" fn() {main}`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `teensy_kbd`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
[INFO] [stderr]    --> src/main.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / pub extern "C" fn panic(info: &PanicInfo) -> ! {
[INFO] [stderr] 103 | |     println!("PANIC: {}", info);
[INFO] [stderr] 104 | |     loop {}
[INFO] [stderr] 105 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: first defined in crate `std` (which `test` depends on).
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:71:70
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub static _VECTORS: [unsafe extern "C" fn() -> !; 2] = [_stack_top, main];
[INFO] [stderr]    |                                                                      ^^^^ expected fn pointer, found fn item
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `unsafe extern "C" fn() -> !`
[INFO] [stderr]               found type `extern "C" fn() {main}`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0152, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0152`.
[INFO] [stderr] error: could not compile `teensy_kbd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6096c9cd74ad80ee5942e231d0cd708b039f3ac39d290954b4d181604e022b38"`
[INFO] running `"docker" "rm" "-f" "6096c9cd74ad80ee5942e231d0cd708b039f3ac39d290954b4d181604e022b38"`
[INFO] [stdout] 6096c9cd74ad80ee5942e231d0cd708b039f3ac39d290954b4d181604e022b38