Dec 02 12:42:21.624 INFO testing two_three-0.0.6 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 12:42:21.624 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12:42:21.895 INFO [stdout] 84af8dd75d74875fee6074c0162f24f5d364126e9612d0cf9a1130b501499ea5
Dec 02 12:42:21.900 INFO running `"docker" "start" "-a" "84af8dd75d74875fee6074c0162f24f5d364126e9612d0cf9a1130b501499ea5"`
Dec 02 12:42:22.330 INFO [stderr] usermod: no changes
Dec 02 12:42:22.354 INFO [stderr]    Compiling two_three v0.0.6 (/source)
Dec 02 12:42:22.847 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 02 12:42:22.847 INFO [stderr] su: No module specific data is present
Dec 02 12:42:23.112 INFO running `"docker" "inspect" "84af8dd75d74875fee6074c0162f24f5d364126e9612d0cf9a1130b501499ea5"`
Dec 02 12:42:23.201 INFO running `"docker" "rm" "-f" "84af8dd75d74875fee6074c0162f24f5d364126e9612d0cf9a1130b501499ea5"`
Dec 02 12:42:23.324 INFO [stdout] 84af8dd75d74875fee6074c0162f24f5d364126e9612d0cf9a1130b501499ea5
Dec 02 12:42:23.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 test --frozen --no-run" "-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 12:42:23.529 INFO [stdout] 83aae41d9a8643ffbe5d566434db6311685fe9fe6eca8e6904b2beff10a0ec57
Dec 02 12:42:23.532 INFO running `"docker" "start" "-a" "83aae41d9a8643ffbe5d566434db6311685fe9fe6eca8e6904b2beff10a0ec57"`
Dec 02 12:42:23.991 INFO [stderr] usermod: no changes
Dec 02 12:42:24.013 INFO [stderr]    Compiling two_three v0.0.6 (/source)
Dec 02 12:42:24.647 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 12:42:24.647 INFO [stderr]  --> tests/test_tree.rs:1:1
Dec 02 12:42:24.647 INFO [stderr]   |
Dec 02 12:42:24.647 INFO [stderr] 1 | #![feature(box_patterns)]
Dec 02 12:42:24.647 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:42:24.647 INFO [stderr] 
Dec 02 12:42:24.647 INFO [stderr] error: aborting due to previous error
Dec 02 12:42:24.647 INFO [stderr] 
Dec 02 12:42:24.647 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 12:42:24.660 INFO [stderr] error: Could not compile `two_three`.
Dec 02 12:42:24.660 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 12:42:25.103 INFO [stderr] error: build failed
Dec 02 12:42:25.103 INFO [stderr] su: No module specific data is present
Dec 02 12:42:25.448 INFO running `"docker" "inspect" "83aae41d9a8643ffbe5d566434db6311685fe9fe6eca8e6904b2beff10a0ec57"`
Dec 02 12:42:25.536 INFO running `"docker" "rm" "-f" "83aae41d9a8643ffbe5d566434db6311685fe9fe6eca8e6904b2beff10a0ec57"`
Dec 02 12:42:25.635 INFO [stdout] 83aae41d9a8643ffbe5d566434db6311685fe9fe6eca8e6904b2beff10a0ec57
