Dec 02 21:55:25.481 INFO testing processortrace-0.0.1 against 1.30.1 for beta-1.31-5
Dec 02 21:55:25.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 21:55:25.915 INFO [stdout] 64c4ddc7a795939372987b2043e92e185e388b34e34f11b6bd48448c76ed56d6
Dec 02 21:55:25.923 INFO running `"docker" "start" "-a" "64c4ddc7a795939372987b2043e92e185e388b34e34f11b6bd48448c76ed56d6"`
Dec 02 21:55:27.314 INFO [stderr] usermod: no changes
Dec 02 21:55:27.452 INFO [stderr]    Compiling x86 v0.11.0
Dec 02 21:55:27.452 INFO [stderr]    Compiling rlibc v1.0.0
Dec 02 21:55:27.467 INFO [stderr]    Compiling raw-cpuid v6.1.0
Dec 02 21:55:27.467 INFO [stderr]    Compiling mmap v0.1.1
Dec 02 21:55:33.579 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 21:55:33.579 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.11.0/src/lib.rs:2:1
Dec 02 21:55:33.579 INFO [stderr]   |
Dec 02 21:55:33.579 INFO [stderr] 2 | #![feature(const_fn)]
Dec 02 21:55:33.579 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 02 21:55:33.579 INFO [stderr] 
Dec 02 21:55:33.579 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 21:55:33.579 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.11.0/src/lib.rs:3:1
Dec 02 21:55:33.579 INFO [stderr]   |
Dec 02 21:55:33.579 INFO [stderr] 3 | #![feature(asm)]
Dec 02 21:55:33.579 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 02 21:55:33.579 INFO [stderr] 
Dec 02 21:55:33.603 INFO [stderr] error: aborting due to 2 previous errors
Dec 02 21:55:33.603 INFO [stderr] 
Dec 02 21:55:33.604 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 21:55:33.613 INFO [stderr] error: Could not compile `x86`.
Dec 02 21:55:33.613 INFO [stderr] 
Dec 02 21:55:33.613 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 21:55:33.613 INFO [stderr] su: No module specific data is present
Dec 02 21:55:34.871 INFO running `"docker" "inspect" "64c4ddc7a795939372987b2043e92e185e388b34e34f11b6bd48448c76ed56d6"`
Dec 02 21:55:35.155 INFO running `"docker" "rm" "-f" "64c4ddc7a795939372987b2043e92e185e388b34e34f11b6bd48448c76ed56d6"`
Dec 02 21:55:35.487 INFO [stdout] 64c4ddc7a795939372987b2043e92e185e388b34e34f11b6bd48448c76ed56d6