Dec 01 14:04:48.805 INFO testing jeremyBanks/tprime against 1.30.1 for beta-1.31-5
Dec 01 14:04:48.805 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 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 14:04:49.379 INFO [stdout] 4af24565a40aa69ed33e429c609ae507c31b6ccad016b2997fa98b2a39ca5443
Dec 01 14:04:49.385 INFO running `"docker" "start" "-a" "4af24565a40aa69ed33e429c609ae507c31b6ccad016b2997fa98b2a39ca5443"`
Dec 01 14:04:50.866 INFO [stderr] usermod: no changes
Dec 01 14:04:50.902 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 01 14:04:51.051 INFO [stderr]    Compiling wasm-bindgen-shared v0.2.15
Dec 01 14:04:51.059 INFO [stderr]    Compiling rand_core v0.2.1
Dec 01 14:04:51.059 INFO [stderr]    Compiling web-sys v0.0.1
Dec 01 14:04:51.059 INFO [stderr]    Compiling proc-macro2 v0.4.9
Dec 01 14:04:51.062 INFO [stderr]    Compiling serde v1.0.71
Dec 01 14:04:51.062 INFO [stderr]    Compiling serdebug v1.0.5
Dec 01 14:04:51.062 INFO [stderr]    Compiling regex v1.0.2
Dec 01 14:04:55.135 INFO [stderr]    Compiling rand v0.5.5
Dec 01 14:04:57.367 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 14:04:57.367 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/lib.rs:47:34
Dec 01 14:04:57.367 INFO [stderr]    |
Dec 01 14:04:57.367 INFO [stderr] 47 | #![cfg_attr(feature = "nightly", feature(proc_macro_raw_ident, proc_macro_span))]
Dec 01 14:04:57.368 INFO [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 14:04:57.368 INFO [stderr] 
Dec 01 14:04:57.378 INFO [stderr] error: aborting due to previous error
Dec 01 14:04:57.378 INFO [stderr] 
Dec 01 14:04:57.378 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 14:04:57.446 INFO [stderr] error: Could not compile `proc-macro2`.
Dec 01 14:04:57.447 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 01 14:05:13.963 INFO [stderr] error: build failed
Dec 01 14:05:13.963 INFO [stderr] su: No module specific data is present
Dec 01 14:05:14.483 INFO running `"docker" "inspect" "4af24565a40aa69ed33e429c609ae507c31b6ccad016b2997fa98b2a39ca5443"`
Dec 01 14:05:14.835 INFO running `"docker" "rm" "-f" "4af24565a40aa69ed33e429c609ae507c31b6ccad016b2997fa98b2a39ca5443"`
Dec 01 14:05:15.215 INFO [stdout] 4af24565a40aa69ed33e429c609ae507c31b6ccad016b2997fa98b2a39ca5443
