Dec 02 10:14:41.136 INFO testing zcfg_flag_parser-0.2.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 10:14:41.136 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 10:14:42.321 INFO [stdout] 11c7e5002f11afcef9356c3899529d74ddac042d9d1b1a639ea10064b27ac388
Dec 02 10:14:42.323 INFO running `"docker" "start" "-a" "11c7e5002f11afcef9356c3899529d74ddac042d9d1b1a639ea10064b27ac388"`
Dec 02 10:14:43.605 INFO [stderr] usermod: no changes
Dec 02 10:14:43.700 INFO [stderr]    Compiling zcfg v0.2.0
Dec 02 10:14:44.301 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 10:14:44.301 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/zcfg-0.2.0/src/lib.rs:1:1
Dec 02 10:14:44.301 INFO [stderr]   |
Dec 02 10:14:44.301 INFO [stderr] 1 | #![feature(used)]
Dec 02 10:14:44.301 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 02 10:14:44.301 INFO [stderr] 
Dec 02 10:14:44.302 INFO [stderr] error: aborting due to previous error
Dec 02 10:14:44.302 INFO [stderr] 
Dec 02 10:14:44.302 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 10:14:44.310 INFO [stderr] error: Could not compile `zcfg`.
Dec 02 10:14:44.310 INFO [stderr] 
Dec 02 10:14:44.310 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 10:14:44.311 INFO [stderr] su: No module specific data is present
Dec 02 10:14:45.084 INFO running `"docker" "inspect" "11c7e5002f11afcef9356c3899529d74ddac042d9d1b1a639ea10064b27ac388"`
Dec 02 10:14:45.369 INFO running `"docker" "rm" "-f" "11c7e5002f11afcef9356c3899529d74ddac042d9d1b1a639ea10064b27ac388"`
Dec 02 10:14:45.556 INFO [stdout] 11c7e5002f11afcef9356c3899529d74ddac042d9d1b1a639ea10064b27ac388
