Dec 02 15:26:55.370 INFO testing stderr-logging-0.0.1 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 15:26:55.370 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 15:26:55.629 INFO [stdout] cf04ccc6188d2c48622148221b71672caf158b47a6fbbe6c53ce42323156b1af
Dec 02 15:26:55.631 INFO running `"docker" "start" "-a" "cf04ccc6188d2c48622148221b71672caf158b47a6fbbe6c53ce42323156b1af"`
Dec 02 15:26:56.043 INFO [stderr] usermod: no changes
Dec 02 15:26:56.121 INFO [stderr]    Compiling rust-extra v0.0.13
Dec 02 15:26:56.647 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 15:26:56.647 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-extra-0.0.13/src/lib.rs:7:1
Dec 02 15:26:56.647 INFO [stderr]   |
Dec 02 15:26:56.647 INFO [stderr] 7 | #![feature(core_intrinsics)]
Dec 02 15:26:56.647 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:26:56.647 INFO [stderr] 
Dec 02 15:26:56.647 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 15:26:56.647 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-extra-0.0.13/src/lib.rs:8:1
Dec 02 15:26:56.647 INFO [stderr]   |
Dec 02 15:26:56.647 INFO [stderr] 8 | #![feature(associated_consts)]
Dec 02 15:26:56.647 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:26:56.647 INFO [stderr] 
Dec 02 15:26:56.647 INFO [stderr] error: aborting due to 2 previous errors
Dec 02 15:26:56.647 INFO [stderr] 
Dec 02 15:26:56.647 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 15:26:56.650 INFO [stderr] error: Could not compile `rust-extra`.
Dec 02 15:26:56.650 INFO [stderr] 
Dec 02 15:26:56.650 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 15:26:56.651 INFO [stderr] su: No module specific data is present
Dec 02 15:26:56.996 INFO running `"docker" "inspect" "cf04ccc6188d2c48622148221b71672caf158b47a6fbbe6c53ce42323156b1af"`
Dec 02 15:26:57.121 INFO running `"docker" "rm" "-f" "cf04ccc6188d2c48622148221b71672caf158b47a6fbbe6c53ce42323156b1af"`
Dec 02 15:26:57.230 INFO [stdout] cf04ccc6188d2c48622148221b71672caf158b47a6fbbe6c53ce42323156b1af