Sep 06 02:19:06.630 INFO checking prefixopt_derive-0.4.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 02:19:06.630 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 02:19:06.630 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:19:06.793 INFO blam! aaafbdac9e179bd769909c83505350698f600709d831994eb3fafc6f6ccecb7a
Sep 06 02:19:06.795 INFO running `"docker" "start" "-a" "aaafbdac9e179bd769909c83505350698f600709d831994eb3fafc6f6ccecb7a"`
Sep 06 02:19:08.074 INFO kablam! usermod: no changes
Sep 06 02:19:08.153 INFO kablam!    Compiling scopeguard v0.2.0
Sep 06 02:19:08.153 INFO kablam!     Checking unicode-width v0.1.5
Sep 06 02:19:08.155 INFO kablam!     Checking atty v0.2.11
Sep 06 02:19:08.244 INFO kablam!     Checking map_in_place v0.1.0
Sep 06 02:19:08.340 INFO kablam!     Checking textwrap v0.10.0
Sep 06 02:19:08.716 INFO kablam!     Checking clap v2.32.0
Sep 06 02:19:08.724 INFO kablam!    Compiling prefixopt v0.4.0
Sep 06 02:19:09.566 INFO kablam!    Compiling prefixopt_derive v0.4.0 (file:///source)
Sep 06 02:19:15.631 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
Sep 06 02:19:15.634 INFO kablam! su: No module specific data is present
Sep 06 02:19:16.367 INFO running `"docker" "rm" "-f" "aaafbdac9e179bd769909c83505350698f600709d831994eb3fafc6f6ccecb7a"`
Sep 06 02:19:16.423 INFO blam! aaafbdac9e179bd769909c83505350698f600709d831994eb3fafc6f6ccecb7a