Dec 03 01:29:45.398 INFO testing mocktopus-0.5.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 01:29:45.398 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 01:29:45.773 INFO [stdout] 862095eadf5d0769944e8fa834bae45457acd0649758a181ef36e373919bcb31
Dec 03 01:29:45.776 INFO running `"docker" "start" "-a" "862095eadf5d0769944e8fa834bae45457acd0649758a181ef36e373919bcb31"`
Dec 03 01:29:46.882 INFO [stderr] usermod: no changes
Dec 03 01:29:47.027 INFO [stderr]    Compiling syn v0.14.9
Dec 03 01:30:05.599 INFO [stderr]    Compiling mocktopus_macros v0.5.0
Dec 03 01:30:08.818 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 01:30:08.819 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/mocktopus_macros-0.5.0/src/lib.rs:5:1
Dec 03 01:30:08.819 INFO [stderr]   |
Dec 03 01:30:08.819 INFO [stderr] 5 | #![feature(proc_macro_diagnostic)]
Dec 03 01:30:08.819 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 01:30:08.819 INFO [stderr] 
Dec 03 01:30:08.819 INFO [stderr] error: aborting due to previous error
Dec 03 01:30:08.819 INFO [stderr] 
Dec 03 01:30:08.819 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 01:30:08.825 INFO [stderr] error: Could not compile `mocktopus_macros`.
Dec 03 01:30:08.826 INFO [stderr] 
Dec 03 01:30:08.826 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 01:30:08.826 INFO [stderr] su: No module specific data is present
Dec 03 01:30:09.551 INFO running `"docker" "inspect" "862095eadf5d0769944e8fa834bae45457acd0649758a181ef36e373919bcb31"`
Dec 03 01:30:09.969 INFO running `"docker" "rm" "-f" "862095eadf5d0769944e8fa834bae45457acd0649758a181ef36e373919bcb31"`
Dec 03 01:30:10.191 INFO [stdout] 862095eadf5d0769944e8fa834bae45457acd0649758a181ef36e373919bcb31