Sep 10 21:42:28.910 INFO checking cargo-cargo-derive-ipc-schema-for-swift-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 21:42:28.910 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 21:42:28.910 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-0/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 21:42:29.098 INFO blam! 0c6d6219e00169277e94f7d21521e848ae52422fb309bd4d668dc2fb563164aa
Sep 10 21:42:29.098 INFO running `"docker" "start" "-a" "0c6d6219e00169277e94f7d21521e848ae52422fb309bd4d668dc2fb563164aa"`
Sep 10 21:42:29.721 INFO kablam! usermod: no changes
Sep 10 21:42:29.790 INFO kablam!    Compiling serde v1.0.78
Sep 10 21:42:40.968 INFO kablam!     Checking syntex_pos v0.59.1
Sep 10 21:42:40.968 INFO kablam!     Checking serde_json v1.0.27
Sep 10 21:42:40.968 INFO kablam!     Checking extprim v1.6.0
Sep 10 21:42:43.768 INFO kablam!     Checking syntex_errors v0.59.1
Sep 10 21:42:46.546 INFO kablam!     Checking syntex_syntax v0.59.1
Sep 10 21:43:06.464 INFO kablam!     Checking cargo-cargo-derive-ipc-schema-for-swift v0.1.0 (file:///source)
Sep 10 21:43:08.321 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 38.58s
Sep 10 21:43:08.338 INFO kablam! su: No module specific data is present
Sep 10 21:43:09.173 INFO running `"docker" "rm" "-f" "0c6d6219e00169277e94f7d21521e848ae52422fb309bd4d668dc2fb563164aa"`
Sep 10 21:43:09.301 INFO blam! 0c6d6219e00169277e94f7d21521e848ae52422fb309bd4d668dc2fb563164aa