Dec 02 07:34:29.524 INFO testing FrozenDroid/serialmonitor-rust against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 07:34:29.524 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 02 07:34:30.169 INFO [stdout] 2bccc18db7bec4ee8227ef3884396daa69dabb6391fc114f7f82c4b190635b16
Dec 02 07:34:30.172 INFO running `"docker" "start" "-a" "2bccc18db7bec4ee8227ef3884396daa69dabb6391fc114f7f82c4b190635b16"`
Dec 02 07:34:31.570 INFO [stderr] usermod: no changes
Dec 02 07:34:31.799 INFO [stderr]    Compiling gio v0.3.0
Dec 02 07:34:31.799 INFO [stderr]    Compiling cairo-rs v0.3.0
Dec 02 07:34:31.799 INFO [stderr]    Compiling gdk-pixbuf v0.3.0
Dec 02 07:34:31.799 INFO [stderr]    Compiling gdk v0.7.0
Dec 02 07:34:31.799 INFO [stderr]    Compiling gtk v0.3.0
Dec 02 07:34:31.799 INFO [stderr]    Compiling glib-sys v0.5.0
Dec 02 07:34:31.799 INFO [stderr]    Compiling gio-sys v0.5.0
Dec 02 07:34:31.799 INFO [stderr]    Compiling pango-sys v0.5.0
Dec 02 07:34:34.477 INFO [stderr]    Compiling cairo-sys-rs v0.5.0
Dec 02 07:34:34.488 INFO [stderr]    Compiling gdk-pixbuf-sys v0.5.0
Dec 02 07:34:34.671 INFO [stderr]    Compiling gdk-sys v0.5.0
Dec 02 07:34:35.303 INFO [stderr]    Compiling atk-sys v0.5.0
Dec 02 07:34:35.601 INFO [stderr]    Compiling gtk-sys v0.5.0
Dec 02 07:34:35.835 INFO [stderr]    Compiling syn v0.11.11
Dec 02 07:34:36.272 INFO [stderr]    Compiling gobject-sys v0.5.0
Dec 02 07:34:36.679 INFO [stderr]    Compiling env_logger v0.4.3
Dec 02 07:34:45.171 INFO [stderr]    Compiling futures-glib v0.3.2
Dec 02 07:34:50.272 INFO [stderr]    Compiling glib v0.4.1
Dec 02 07:34:52.955 INFO [stderr]    Compiling relm-core v0.11.0
Dec 02 07:34:55.499 INFO [stderr]    Compiling relm-state v0.11.0
Dec 02 07:35:04.387 INFO [stderr]    Compiling relm-gen-widget v0.11.0
Dec 02 07:35:23.847 INFO [stderr]    Compiling pango v0.3.0
Dec 02 07:35:24.307 INFO [stderr]    Compiling relm-derive-common v0.11.0
Dec 02 07:35:24.307 INFO [stderr]    Compiling relm-attributes v0.11.0
Dec 02 07:35:26.831 INFO [stderr]    Compiling relm-derive v0.11.0
Dec 02 07:35:34.955 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 07:35:34.955 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/relm-attributes-0.11.0/src/lib.rs:22:1
Dec 02 07:35:34.955 INFO [stderr]    |
Dec 02 07:35:34.955 INFO [stderr] 22 | #![feature(proc_macro)]
Dec 02 07:35:34.955 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:35:34.955 INFO [stderr] 
Dec 02 07:35:34.955 INFO [stderr] error: aborting due to previous error
Dec 02 07:35:34.955 INFO [stderr] 
Dec 02 07:35:34.955 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 07:35:34.999 INFO [stderr] error: Could not compile `relm-attributes`.
Dec 02 07:35:34.999 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 07:35:50.084 INFO [stderr] error: build failed
Dec 02 07:35:50.086 INFO [stderr] su: No module specific data is present
Dec 02 07:35:50.900 INFO running `"docker" "inspect" "2bccc18db7bec4ee8227ef3884396daa69dabb6391fc114f7f82c4b190635b16"`
Dec 02 07:35:51.155 INFO running `"docker" "rm" "-f" "2bccc18db7bec4ee8227ef3884396daa69dabb6391fc114f7f82c4b190635b16"`
Dec 02 07:35:51.374 INFO [stdout] 2bccc18db7bec4ee8227ef3884396daa69dabb6391fc114f7f82c4b190635b16