Dec 02 18:39:58.112 INFO testing rust-install-0.0.4 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 18:39:58.112 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 18:39:58.636 INFO [stdout] efd03d53d6df6dddbfe55e1fb0d75c5c76fb830aff7c5bd92e84e213df2c2a29
Dec 02 18:39:58.638 INFO running `"docker" "start" "-a" "efd03d53d6df6dddbfe55e1fb0d75c5c76fb830aff7c5bd92e84e213df2c2a29"`
Dec 02 18:40:00.838 INFO [stderr] usermod: no changes
Dec 02 18:40:01.010 INFO [stderr]    Compiling language-tags v0.0.7
Dec 02 18:40:01.015 INFO [stderr]    Compiling openssl-sys v0.6.7
Dec 02 18:40:01.053 INFO [stderr]    Compiling url v0.2.38
Dec 02 18:40:08.075 INFO [stderr]    Compiling openssl v0.6.7
Dec 02 18:40:11.578 INFO [stderr]    Compiling cookie v0.1.21
Dec 02 18:40:14.199 INFO [stderr]    Compiling hyper v0.6.16
Dec 02 18:40:24.564 INFO [stderr]    Compiling rust-install v0.0.4 (/source)
Dec 02 18:40:27.299 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 18:40:27.299 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 18:40:27.299 INFO [stderr]   |
Dec 02 18:40:27.299 INFO [stderr] 1 | #![feature(coerce_unsized, fs_canonicalize)]
Dec 02 18:40:27.299 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 18:40:27.299 INFO [stderr] 
Dec 02 18:40:27.299 INFO [stderr] error: aborting due to previous error
Dec 02 18:40:27.299 INFO [stderr] 
Dec 02 18:40:27.299 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 18:40:27.307 INFO [stderr] error: Could not compile `rust-install`.
Dec 02 18:40:27.307 INFO [stderr] 
Dec 02 18:40:27.307 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:40:27.320 INFO [stderr] su: No module specific data is present
Dec 02 18:40:28.287 INFO running `"docker" "inspect" "efd03d53d6df6dddbfe55e1fb0d75c5c76fb830aff7c5bd92e84e213df2c2a29"`
Dec 02 18:40:28.677 INFO running `"docker" "rm" "-f" "efd03d53d6df6dddbfe55e1fb0d75c5c76fb830aff7c5bd92e84e213df2c2a29"`
Dec 02 18:40:29.091 INFO [stdout] efd03d53d6df6dddbfe55e1fb0d75c5c76fb830aff7c5bd92e84e213df2c2a29