Dec 19 11:43:39.421 INFO checking nominolo/flowfield against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:43:39.421 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/nominolo/flowfield:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:43:39.618 INFO [stdout] 7646579966fe8e128114acd241d85fd79bc217c2dddbb136fd35fdd59ff44111
Dec 19 11:43:39.620 INFO running `"docker" "start" "-a" "7646579966fe8e128114acd241d85fd79bc217c2dddbb136fd35fdd59ff44111"`
Dec 19 11:43:40.339 INFO [stderr]     Checking flowfield v0.1.0 (/opt/crater/workdir)
Dec 19 11:43:40.438 INFO [stderr] error[E0463]: can't find crate for `alloc_system`
Dec 19 11:43:40.439 INFO [stderr]  --> src/main.rs:4:1
Dec 19 11:43:40.439 INFO [stderr]   |
Dec 19 11:43:40.439 INFO [stderr] 4 | extern crate alloc_system;
Dec 19 11:43:40.439 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 19 11:43:40.439 INFO [stderr] 
Dec 19 11:43:40.439 INFO [stderr] error[E0463]: can't find crate for `alloc_system`
Dec 19 11:43:40.439 INFO [stderr]  --> src/main.rs:4:1
Dec 19 11:43:40.439 INFO [stderr]   |
Dec 19 11:43:40.439 INFO [stderr] 4 | extern crate alloc_system;
Dec 19 11:43:40.439 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 19 11:43:40.439 INFO [stderr] 
Dec 19 11:43:40.439 INFO [stderr] error: aborting due to previous error
Dec 19 11:43:40.439 INFO [stderr] 
Dec 19 11:43:40.439 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 19 11:43:40.439 INFO [stderr] error: aborting due to previous error
Dec 19 11:43:40.439 INFO [stderr] 
Dec 19 11:43:40.439 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 19 11:43:40.439 INFO [stderr] error: Could not compile `flowfield`.
Dec 19 11:43:40.439 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 11:43:40.439 INFO [stderr] error: Could not compile `flowfield`.
Dec 19 11:43:40.439 INFO [stderr] 
Dec 19 11:43:40.439 INFO [stderr] To learn more, run the command again with --verbose.
Dec 19 11:43:40.724 INFO running `"docker" "inspect" "7646579966fe8e128114acd241d85fd79bc217c2dddbb136fd35fdd59ff44111"`
Dec 19 11:43:40.817 INFO running `"docker" "rm" "-f" "7646579966fe8e128114acd241d85fd79bc217c2dddbb136fd35fdd59ff44111"`
Dec 19 11:43:40.944 INFO [stdout] 7646579966fe8e128114acd241d85fd79bc217c2dddbb136fd35fdd59ff44111