[INFO] crate nrf52840-platform 0.1.2 is already in cache
[INFO] checking nrf52840-platform-0.1.2 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate nrf52840-platform 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nrf52840-platform 0.1.2 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nrf52840-platform 0.1.2
[INFO] finished tweaking crates.io crate nrf52840-platform 0.1.2
[INFO] tweaked toml for crates.io crate nrf52840-platform 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nrf52840-platform 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 2cda6960232eb4952f824b8b20286babf4d97acbf59de8993c939957e222e6a7
[INFO] running `"docker" "start" "-a" "2cda6960232eb4952f824b8b20286babf4d97acbf59de8993c939957e222e6a7"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling cortex-m-rt v0.6.11
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling nrf52840-pac v0.8.0
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]    Compiling nrf52840-hal v0.8.1
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking core-futures-tls v0.1.1
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking as-slice v0.1.2
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-futures-tls-0.1.1/src/future.rs:30:32
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<T: Generator<Yield = ()>> !Unpin for GenFuture<T> {}
[INFO] [stderr]    |                                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core-futures-tls-0.1.1/src/future.rs:38:43
[INFO] [stderr]    |
[INFO] [stderr] 38 |         set_task_context(cx, || match gen.resume() {
[INFO] [stderr]    |                                           ^^^^^^- supplied 0 arguments
[INFO] [stderr]    |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]    |
[INFO] [stderr] 38 |         set_task_context(cx, || match gen.resume(()) {
[INFO] [stderr]    |                                                  ^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `core-futures-tls`.
[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" "2cda6960232eb4952f824b8b20286babf4d97acbf59de8993c939957e222e6a7"`
[INFO] running `"docker" "rm" "-f" "2cda6960232eb4952f824b8b20286babf4d97acbf59de8993c939957e222e6a7"`
[INFO] [stdout] 2cda6960232eb4952f824b8b20286babf4d97acbf59de8993c939957e222e6a7