Dec 14 15:12:28.361 INFO testing urbit-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 15:12:28.361 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 14 15:12:28.911 INFO [stdout] 8f142a33e6be303745b6d590aff0a2ef50cf4c0f084e8cd1f39826d00680019f
Dec 14 15:12:28.913 INFO running `"docker" "start" "-a" "8f142a33e6be303745b6d590aff0a2ef50cf4c0f084e8cd1f39826d00680019f"`
Dec 14 15:12:29.998 INFO [stderr] usermod: no changes
Dec 14 15:12:30.127 INFO [stderr]    Compiling nock v0.4.0
Dec 14 15:12:32.143 INFO [stderr]    Compiling urbit v0.1.0 (/source)
Dec 14 15:12:32.645 INFO [stderr] error[E0463]: can't find crate for `alloc_system`
Dec 14 15:12:32.645 INFO [stderr]  --> src/lib.rs:3:1
Dec 14 15:12:32.645 INFO [stderr]   |
Dec 14 15:12:32.645 INFO [stderr] 3 | extern crate alloc_system;
Dec 14 15:12:32.645 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 14 15:12:32.646 INFO [stderr] 
Dec 14 15:12:32.660 INFO [stderr] error: aborting due to previous error
Dec 14 15:12:32.660 INFO [stderr] 
Dec 14 15:12:32.660 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 14 15:12:32.671 INFO [stderr] error: Could not compile `urbit`.
Dec 14 15:12:32.671 INFO [stderr] 
Dec 14 15:12:32.671 INFO [stderr] To learn more, run the command again with --verbose.
Dec 14 15:12:32.673 INFO [stderr] su: No module specific data is present
Dec 14 15:12:33.479 INFO running `"docker" "inspect" "8f142a33e6be303745b6d590aff0a2ef50cf4c0f084e8cd1f39826d00680019f"`
Dec 14 15:12:33.823 INFO running `"docker" "rm" "-f" "8f142a33e6be303745b6d590aff0a2ef50cf4c0f084e8cd1f39826d00680019f"`
Dec 14 15:12:34.099 INFO [stdout] 8f142a33e6be303745b6d590aff0a2ef50cf4c0f084e8cd1f39826d00680019f