[INFO] crate ws281x 0.1.0 is already in cache
[INFO] checking ws281x-0.1.0 against beta-2019-10-27 for pr-65897
[INFO] extracting crate ws281x 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ws281x 0.1.0 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ws281x 0.1.0
[INFO] finished tweaking crates.io crate ws281x 0.1.0
[INFO] tweaked toml for crates.io crate ws281x 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=allow" "-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" "+beta-2019-10-27" "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] 9e12db6c450b30706918a2ca5ffcc6da75f5204c406a7c99f5c6af5c2b6c14e7
[INFO] running `"docker" "start" "-a" "9e12db6c450b30706918a2ca5ffcc6da75f5204c406a7c99f5c6af5c2b6c14e7"`
[INFO] [stderr]    Compiling ws281x v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: c/mailbox.c: In function 'unmapmem':
[INFO] [stderr] warning: c/mailbox.c:71:25: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
[INFO] [stderr] warning:      uint32_t baseaddr = (uint32_t)addr & pagemask;
[INFO] [stderr] warning:                          ^
[INFO] [stderr] warning: c/mailbox.c:74:16: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
[INFO] [stderr] warning:      s = munmap((void *)baseaddr, size);
[INFO] [stderr] warning:                 ^
[INFO] [stderr] warning: c/mailbox.c: In function 'mbox_open':
[INFO] [stderr] warning: c/mailbox.c:275:13: warning: In the GNU C Library, "makedev" is defined
[INFO] [stderr] warning:  by <sys/sysmacros.h>. For historical compatibility, it is
[INFO] [stderr] warning:  currently defined by <sys/types.h> as well, but we plan to
[INFO] [stderr] warning:  remove this soon. To use "makedev", include <sys/sysmacros.h>
[INFO] [stderr] warning:  directly. If you did not intend to use a system-defined macro
[INFO] [stderr] warning:  "makedev", you should undefine it after including <sys/types.h>.
[INFO] [stderr] warning:      if (mknod(filename, S_IFCHR|0600, makedev(100, 0)) < 0) {
[INFO] [stderr] warning:              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: c/ws2811.c: In function 'setup_pwm':
[INFO] [stderr] warning: c/ws2811.c:302:23: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
[INFO] [stderr] warning:      dma_cb->dest_ad = (uint32_t)&((pwm_t *)PWM_PERIPH_PHYS)->fif1;
[INFO] [stderr] warning:                        ^
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `"docker" "inspect" "9e12db6c450b30706918a2ca5ffcc6da75f5204c406a7c99f5c6af5c2b6c14e7"`
[INFO] running `"docker" "rm" "-f" "9e12db6c450b30706918a2ca5ffcc6da75f5204c406a7c99f5c6af5c2b6c14e7"`
[INFO] [stdout] 9e12db6c450b30706918a2ca5ffcc6da75f5204c406a7c99f5c6af5c2b6c14e7