Dec 02 12:48:10.428 INFO testing tvm-0.1.0 against 1.30.1 for beta-1.31-5
Dec 02 12:48:10.428 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 02 12:48:11.171 INFO [stdout] b16656d1f38260e0764184b5f662d751184944d620c59c1a1747464991d92f4d
Dec 02 12:48:11.173 INFO running `"docker" "start" "-a" "b16656d1f38260e0764184b5f662d751184944d620c59c1a1747464991d92f4d"`
Dec 02 12:48:13.104 INFO [stderr] usermod: no changes
Dec 02 12:48:13.235 INFO [stderr]    Compiling ndarray v0.11.2
Dec 02 12:48:13.235 INFO [stderr]    Compiling bounded-spsc-queue v0.4.0
Dec 02 12:48:13.247 INFO [stderr]    Compiling memchr v2.1.1
Dec 02 12:48:13.247 INFO [stderr]    Compiling num-complex v0.1.43
Dec 02 12:48:15.842 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:48:15.842 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bounded-spsc-queue-0.4.0/src/lib.rs:1:1
Dec 02 12:48:15.842 INFO [stderr]   |
Dec 02 12:48:15.842 INFO [stderr] 1 | #![feature(allocator_api)]
Dec 02 12:48:15.842 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:48:15.842 INFO [stderr] 
Dec 02 12:48:15.843 INFO [stderr] error: aborting due to previous error
Dec 02 12:48:15.843 INFO [stderr] 
Dec 02 12:48:15.843 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 12:48:15.859 INFO [stderr] error: Could not compile `bounded-spsc-queue`.
Dec 02 12:48:15.859 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 12:48:17.231 INFO [stderr] error: build failed
Dec 02 12:48:17.231 INFO [stderr] su: No module specific data is present
Dec 02 12:48:18.491 INFO running `"docker" "inspect" "b16656d1f38260e0764184b5f662d751184944d620c59c1a1747464991d92f4d"`
Dec 02 12:48:18.753 INFO running `"docker" "rm" "-f" "b16656d1f38260e0764184b5f662d751184944d620c59c1a1747464991d92f4d"`
Dec 02 12:48:19.013 INFO [stdout] b16656d1f38260e0764184b5f662d751184944d620c59c1a1747464991d92f4d