Sep 06 02:22:42.126 INFO checking pop3-rs-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 02:22:42.126 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 02:22:42.126 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:22:42.336 INFO blam! cb79be69feeaa25c2d449727c366e72ad3f0b64f6ad5ba9ef88b454b8191e7b2
Sep 06 02:22:42.337 INFO running `"docker" "start" "-a" "cb79be69feeaa25c2d449727c366e72ad3f0b64f6ad5ba9ef88b454b8191e7b2"`
Sep 06 02:22:42.926 INFO kablam! usermod: no changes
Sep 06 02:22:43.045 INFO kablam!    Compiling syntex_pos v0.54.0
Sep 06 02:22:43.045 INFO kablam!    Compiling syn v0.10.8
Sep 06 02:22:44.006 INFO kablam!    Compiling syntex_errors v0.54.0
Sep 06 02:22:46.541 INFO kablam!    Compiling syntex_syntax v0.54.0
Sep 06 02:22:46.710 INFO kablam!    Compiling serde_codegen_internals v0.11.3
Sep 06 02:23:10.514 INFO kablam!    Compiling syntex v0.54.0
Sep 06 02:23:12.157 INFO kablam!    Compiling serde_codegen v0.8.23
Sep 06 02:23:15.816 INFO kablam!    Compiling pop3-rs v0.1.0 (file:///source)
Sep 06 02:23:18.839 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 35.89s
Sep 06 02:23:18.845 INFO kablam! su: No module specific data is present
Sep 06 02:23:19.518 INFO running `"docker" "rm" "-f" "cb79be69feeaa25c2d449727c366e72ad3f0b64f6ad5ba9ef88b454b8191e7b2"`
Sep 06 02:23:19.574 INFO blam! cb79be69feeaa25c2d449727c366e72ad3f0b64f6ad5ba9ef88b454b8191e7b2