[INFO] cloning repository https://github.com/avr-rust/blink
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avr-rust/blink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favr-rust%2Fblink"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favr-rust%2Fblink'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fdecb9b2482fd05493ff00bd4db9b79e00882033
[INFO] checking avr-rust/blink against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favr-rust%2Fblink" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/avr-rust/blink on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/avr-rust/blink
[INFO] finished tweaking git repo https://github.com/avr-rust/blink
[INFO] tweaked toml for git repo https://github.com/avr-rust/blink written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/avr-rust/blink already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arduino v0.1.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] c5c3a8af81e7abc5e5a95ab01274b77901a7b6665fdc280df92eae9e7f8d0f2f
[INFO] running `"docker" "start" "-a" "c5c3a8af81e7abc5e5a95ab01274b77901a7b6665fdc280df92eae9e7f8d0f2f"`
[INFO] [stderr]     Checking arduino v0.1.0
[INFO] [stderr]     Checking blink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `panic_handler` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(asm, lang_items, panic_handler)]
[INFO] [stderr]   |                             ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0152]: duplicate lang item found: `eh_personality`.
[INFO] [stderr]   --> src/main.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 | /     pub unsafe extern "C" fn rust_eh_personality(_state: (), _exception_object: *mut (), _context: *mut ()) -> () {
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: first defined in crate `panic_unwind` (which `std` depends on).
[INFO] [stderr] 
[INFO] [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     fn panic(_info: &::core::panic::PanicInfo) -> ! {
[INFO] [stderr] 44 | |         loop {}
[INFO] [stderr] 45 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: first defined in crate `std` (which `test` depends on).
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0152`.
[INFO] [stderr] error: could not compile `blink`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c5c3a8af81e7abc5e5a95ab01274b77901a7b6665fdc280df92eae9e7f8d0f2f"`
[INFO] running `"docker" "rm" "-f" "c5c3a8af81e7abc5e5a95ab01274b77901a7b6665fdc280df92eae9e7f8d0f2f"`
[INFO] [stdout] c5c3a8af81e7abc5e5a95ab01274b77901a7b6665fdc280df92eae9e7f8d0f2f