Dec 03 14:16:25.432 INFO testing detour-0.5.0 against 1.30.1 for beta-1.31-5
Dec 03 14:16:25.432 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 03 14:16:25.720 INFO [stdout] 17aac9ce6f6836513c29fa3dba98f2397321fa716f61a7e45af09bdc3db6d0dc
Dec 03 14:16:25.731 INFO running `"docker" "start" "-a" "17aac9ce6f6836513c29fa3dba98f2397321fa716f61a7e45af09bdc3db6d0dc"`
Dec 03 14:16:26.207 INFO [stderr] usermod: no changes
Dec 03 14:16:26.333 INFO [stderr]    Compiling slice-pool v0.3.4
Dec 03 14:16:26.333 INFO [stderr]    Compiling tap v0.2.1
Dec 03 14:16:26.333 INFO [stderr]    Compiling libudis86-sys v0.2.0
Dec 03 14:16:26.336 INFO [stderr]    Compiling mmap-fixed v0.1.5
Dec 03 14:16:26.336 INFO [stderr]    Compiling generic-array v0.10.0
Dec 03 14:16:26.337 INFO [stderr]    Compiling region v0.3.0
Dec 03 14:16:32.540 INFO [stderr]    Compiling detour v0.5.0 (/source)
Dec 03 14:16:34.235 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 14:16:34.235 INFO [stderr]  --> src/lib.rs:2:34
Dec 03 14:16:34.235 INFO [stderr]   |
Dec 03 14:16:34.235 INFO [stderr] 2 | #![cfg_attr(feature = "nightly", feature(const_fn, unboxed_closures))]
Dec 03 14:16:34.235 INFO [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 14:16:34.235 INFO [stderr] 
Dec 03 14:16:34.262 INFO [stderr] error: aborting due to previous error
Dec 03 14:16:34.262 INFO [stderr] 
Dec 03 14:16:34.262 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 14:16:34.271 INFO [stderr] error: Could not compile `detour`.
Dec 03 14:16:34.271 INFO [stderr] 
Dec 03 14:16:34.271 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 14:16:34.273 INFO [stderr] su: No module specific data is present
Dec 03 14:16:34.767 INFO running `"docker" "inspect" "17aac9ce6f6836513c29fa3dba98f2397321fa716f61a7e45af09bdc3db6d0dc"`
Dec 03 14:16:34.923 INFO running `"docker" "rm" "-f" "17aac9ce6f6836513c29fa3dba98f2397321fa716f61a7e45af09bdc3db6d0dc"`
Dec 03 14:16:35.035 INFO [stdout] 17aac9ce6f6836513c29fa3dba98f2397321fa716f61a7e45af09bdc3db6d0dc