[INFO] cloning repository https://github.com/awelkie/example_scheduler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/awelkie/example_scheduler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawelkie%2Fexample_scheduler"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawelkie%2Fexample_scheduler'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ff1b62f573f86eb27b905fd90f5eb9aa8392797
[INFO] checking awelkie/example_scheduler against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawelkie%2Fexample_scheduler" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/awelkie/example_scheduler on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/awelkie/example_scheduler
[INFO] finished tweaking git repo https://github.com/awelkie/example_scheduler
[INFO] tweaked toml for git repo https://github.com/awelkie/example_scheduler written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/awelkie/example_scheduler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile-register v0.1.2
[INFO] [stderr]   Downloaded cortex-m v0.1.4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] 836b3fbc864b8a1f9c91008f0e1c362fc5c577e63c13165d40dff15af7ef7393
[INFO] running `"docker" "start" "-a" "836b3fbc864b8a1f9c91008f0e1c362fc5c577e63c13165d40dff15af7ef7393"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking volatile-register v0.1.2
[INFO] [stderr]     Checking cortex-m v0.1.4
[INFO] [stderr] error: legacy asm! syntax is no longer supported
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.1.4/src/asm.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         asm!("nop" :::: "volatile");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: replace with: `llvm_asm!`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `cortex-m`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "836b3fbc864b8a1f9c91008f0e1c362fc5c577e63c13165d40dff15af7ef7393"`
[INFO] running `"docker" "rm" "-f" "836b3fbc864b8a1f9c91008f0e1c362fc5c577e63c13165d40dff15af7ef7393"`
[INFO] [stdout] 836b3fbc864b8a1f9c91008f0e1c362fc5c577e63c13165d40dff15af7ef7393