[INFO] crate drone-cortex-m 0.9.0 is already in cache
[INFO] checking drone-cortex-m-0.9.0 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] extracting crate drone-cortex-m 0.9.0 into work/builds/worker-3/source
[INFO] validating manifest of crates.io crate drone-cortex-m 0.9.0 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate drone-cortex-m 0.9.0
[INFO] finished tweaking crates.io crate drone-cortex-m 0.9.0
[INFO] tweaked toml for crates.io crate drone-cortex-m 0.9.0 written to work/builds/worker-3/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 21f4c6535d00af59f5b75960946fc2c2230a531c111aa5f01ff1c0ba52abd6da
[INFO] running `"docker" "start" "-a" "21f4c6535d00af59f5b75960946fc2c2230a531c111aa5f01ff1c0ba52abd6da"`
[INFO] [stderr]     Checking drone-cortex-m v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
[INFO] [stderr]  --> src/lang_items.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | / fn begin_panic(pi: &PanicInfo<'_>) -> ! {
[INFO] [stderr] 6 | |     println!("{}", pi);
[INFO] [stderr] 7 | |     abort()
[INFO] [stderr] 8 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: first defined in crate `std`.
[INFO] [stderr] 
[INFO] [stderr] error[E0152]: duplicate lang item found: `oom`.
[INFO] [stderr]   --> src/lang_items.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / fn oom(layout: Layout) -> ! {
[INFO] [stderr] 12 | |     println!(
[INFO] [stderr] 13 | |         "Couldn't allocate memory of size {}. Aborting!",
[INFO] [stderr] 14 | |         layout.size()
[INFO] [stderr] 15 | |     );
[INFO] [stderr] 16 | |     abort()
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: first defined in crate `std`.
[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 `drone-cortex-m`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "21f4c6535d00af59f5b75960946fc2c2230a531c111aa5f01ff1c0ba52abd6da"`
[INFO] running `"docker" "rm" "-f" "21f4c6535d00af59f5b75960946fc2c2230a531c111aa5f01ff1c0ba52abd6da"`
[INFO] [stdout] 21f4c6535d00af59f5b75960946fc2c2230a531c111aa5f01ff1c0ba52abd6da