Dec 03 16:23:54.255 INFO testing cheddar-0.2.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 16:23:54.255 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 03 16:23:54.726 INFO [stdout] 70442ee7509e1a51f019e023e87af83494366bbfa8abc512a9511279fa8f1578
Dec 03 16:23:54.728 INFO running `"docker" "start" "-a" "70442ee7509e1a51f019e023e87af83494366bbfa8abc512a9511279fa8f1578"`
Dec 03 16:23:56.382 INFO [stderr] usermod: no changes
Dec 03 16:23:56.587 INFO [stderr]    Compiling any-cache v0.2.3
Dec 03 16:23:56.594 INFO [stderr]    Compiling glsl v0.9.2
Dec 03 16:23:58.120 INFO [stderr]    Compiling warmy v0.10.0
Dec 03 16:24:18.131 INFO [stderr]    Compiling cheddar v0.2.0 (/source)
Dec 03 16:24:21.743 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 16:24:21.743 INFO [stderr]    --> src/lib.rs:257:1
Dec 03 16:24:21.743 INFO [stderr]     |
Dec 03 16:24:21.743 INFO [stderr] 257 | #![feature(box_syntax)]
Dec 03 16:24:21.743 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:24:21.743 INFO [stderr] 
Dec 03 16:24:21.743 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 16:24:21.743 INFO [stderr]    --> src/lib.rs:258:1
Dec 03 16:24:21.743 INFO [stderr]     |
Dec 03 16:24:21.743 INFO [stderr] 258 | #![feature(box_patterns)]
Dec 03 16:24:21.743 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:24:21.743 INFO [stderr] 
Dec 03 16:24:21.743 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 16:24:21.743 INFO [stderr] 
Dec 03 16:24:21.743 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 16:24:21.761 INFO [stderr] error: Could not compile `cheddar`.
Dec 03 16:24:21.761 INFO [stderr] 
Dec 03 16:24:21.761 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 16:24:21.761 INFO [stderr] su: No module specific data is present
Dec 03 16:24:22.477 INFO running `"docker" "inspect" "70442ee7509e1a51f019e023e87af83494366bbfa8abc512a9511279fa8f1578"`
Dec 03 16:24:22.927 INFO running `"docker" "rm" "-f" "70442ee7509e1a51f019e023e87af83494366bbfa8abc512a9511279fa8f1578"`
Dec 03 16:24:23.239 INFO [stdout] 70442ee7509e1a51f019e023e87af83494366bbfa8abc512a9511279fa8f1578