Dec 01 07:19:25.884 INFO testing nooberfsh/heartbeat against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 07:19:25.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 01 07:19:26.186 INFO [stdout] bc1d2b5d33679f91a2c883f351f67d8e7a6d538e60b793c447998c7db88cad01
Dec 01 07:19:26.190 INFO running `"docker" "start" "-a" "bc1d2b5d33679f91a2c883f351f67d8e7a6d538e60b793c447998c7db88cad01"`
Dec 01 07:19:27.095 INFO [stderr] usermod: no changes
Dec 01 07:19:27.195 INFO [stderr]    Compiling test-tokio v0.1.0 (/source)
Dec 01 07:19:28.094 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 07:19:28.095 INFO [stderr]  --> src/main.rs:1:1
Dec 01 07:19:28.095 INFO [stderr]   |
Dec 01 07:19:28.095 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Dec 01 07:19:28.095 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:19:28.096 INFO [stderr] 
Dec 01 07:19:28.096 INFO [stderr] error: aborting due to previous error
Dec 01 07:19:28.096 INFO [stderr] 
Dec 01 07:19:28.096 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 07:19:28.104 INFO [stderr] error: Could not compile `test-tokio`.
Dec 01 07:19:28.104 INFO [stderr] 
Dec 01 07:19:28.104 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 07:19:28.110 INFO [stderr] su: No module specific data is present
Dec 01 07:19:28.619 INFO running `"docker" "inspect" "bc1d2b5d33679f91a2c883f351f67d8e7a6d538e60b793c447998c7db88cad01"`
Dec 01 07:19:28.876 INFO running `"docker" "rm" "-f" "bc1d2b5d33679f91a2c883f351f67d8e7a6d538e60b793c447998c7db88cad01"`
Dec 01 07:19:29.201 INFO [stdout] bc1d2b5d33679f91a2c883f351f67d8e7a6d538e60b793c447998c7db88cad01
