Dec 15 23:19:46.757 INFO testing accumulator-0.7.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 23:19:46.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 23:19:47.231 INFO [stdout] 7b1a0bd974c6145a3ddcf198b9d53e43807e8dc64c475c3fc6008c6e1ff3a4eb
Dec 15 23:19:47.237 INFO running `"docker" "start" "-a" "7b1a0bd974c6145a3ddcf198b9d53e43807e8dc64c475c3fc6008c6e1ff3a4eb"`
Dec 15 23:19:47.864 INFO [stderr] usermod: no changes
Dec 15 23:19:47.922 INFO [stderr]    Compiling lru_time_cache v0.7.0
Dec 15 23:19:48.638 INFO [stderr]    Compiling accumulator v0.7.0 (/source)
Dec 15 23:19:48.723 INFO [stderr] error: lint `private_no_mangle_fns` has been removed: `no longer an warning, #[no_mangle] functions always exported`
Dec 15 23:19:48.723 INFO [stderr]   --> src/lib.rs:37:9
Dec 15 23:19:48.723 INFO [stderr]    |
Dec 15 23:19:48.723 INFO [stderr] 37 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
Dec 15 23:19:48.723 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 15 23:19:48.723 INFO [stderr]    |
Dec 15 23:19:48.723 INFO [stderr] note: lint level defined here
Dec 15 23:19:48.723 INFO [stderr]   --> src/lib.rs:34:32
Dec 15 23:19:48.723 INFO [stderr]    |
Dec 15 23:19:48.723 INFO [stderr] 34 |           unknown_crate_types, warnings)]
Dec 15 23:19:48.723 INFO [stderr]    |                                ^^^^^^^^
Dec 15 23:19:48.723 INFO [stderr]    = note: #[forbid(renamed_and_removed_lints)] implied by #[forbid(warnings)]
Dec 15 23:19:48.723 INFO [stderr] 
Dec 15 23:19:48.723 INFO [stderr] error: lint `private_no_mangle_statics` has been removed: `no longer an warning, #[no_mangle] statics always exported`
Dec 15 23:19:48.723 INFO [stderr]   --> src/lib.rs:37:32
Dec 15 23:19:48.723 INFO [stderr]    |
Dec 15 23:19:48.723 INFO [stderr] 37 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
Dec 15 23:19:48.723 INFO [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 23:19:48.723 INFO [stderr] 
Dec 15 23:19:49.264 INFO [stderr] error: aborting due to 2 previous errors
Dec 15 23:19:49.264 INFO [stderr] 
Dec 15 23:19:49.273 INFO [stderr] error: Could not compile `accumulator`.
Dec 15 23:19:49.273 INFO [stderr] 
Dec 15 23:19:49.273 INFO [stderr] To learn more, run the command again with --verbose.
Dec 15 23:19:49.275 INFO [stderr] su: No module specific data is present
Dec 15 23:19:49.611 INFO running `"docker" "inspect" "7b1a0bd974c6145a3ddcf198b9d53e43807e8dc64c475c3fc6008c6e1ff3a4eb"`
Dec 15 23:19:49.805 INFO running `"docker" "rm" "-f" "7b1a0bd974c6145a3ddcf198b9d53e43807e8dc64c475c3fc6008c6e1ff3a4eb"`
Dec 15 23:19:50.018 INFO [stdout] 7b1a0bd974c6145a3ddcf198b9d53e43807e8dc64c475c3fc6008c6e1ff3a4eb