[INFO] fetching crate neutron-star-rt 0.2.1...
[INFO] checking neutron-star-rt-0.2.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate neutron-star-rt 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate neutron-star-rt 0.2.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate neutron-star-rt 0.2.1
[INFO] finished tweaking crates.io crate neutron-star-rt 0.2.1
[INFO] tweaked toml for crates.io crate neutron-star-rt 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 7813f6ec016c2cc126755e3dd2dc17025803c5c4fe6f48696afb176a27ef7c14
[INFO] running `"docker" "start" "-a" "7813f6ec016c2cc126755e3dd2dc17025803c5c4fe6f48696afb176a27ef7c14"`
[INFO] [stderr]    Compiling neutron-star-rt v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stderr]   --> src/lib.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | / pub fn _neutron_panic_handler(_info: &core::panic::PanicInfo) -> ! {
[INFO] [stderr] 37 | |     unsafe{
[INFO] [stderr] 38 | |         //return fault + error + revert
[INFO] [stderr] 39 | |         __exit(8 + 1 + 2);
[INFO] [stderr] 40 | |     }
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0152`.
[INFO] [stderr] error: could not compile `neutron-star-rt`.
[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] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7813f6ec016c2cc126755e3dd2dc17025803c5c4fe6f48696afb176a27ef7c14"`
[INFO] running `"docker" "rm" "-f" "7813f6ec016c2cc126755e3dd2dc17025803c5c4fe6f48696afb176a27ef7c14"`
[INFO] [stdout] 7813f6ec016c2cc126755e3dd2dc17025803c5c4fe6f48696afb176a27ef7c14