Sep 10 10:03:49.914 INFO checking serde_roundtrip-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 10:03:49.914 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 10:03:49.914 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/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 10:03:50.056 INFO blam! 632cead0c6dda1f1a0f9c601aa4a078cb8bf967de947b399168da3d7f216d186
Sep 10 10:03:50.058 INFO running `"docker" "start" "-a" "632cead0c6dda1f1a0f9c601aa4a078cb8bf967de947b399168da3d7f216d186"`
Sep 10 10:03:50.593 INFO kablam! usermod: no changes
Sep 10 10:03:50.652 INFO kablam!     Checking serde_roundtrip v0.1.0 (file:///source)
Sep 10 10:03:50.652 INFO kablam!    Compiling syn v0.11.11
Sep 10 10:03:55.765 INFO kablam!    Compiling serde_codegen_internals v0.14.2
Sep 10 10:03:55.765 INFO kablam!    Compiling serde_roundtrip_derive v0.1.2
Sep 10 10:03:58.074 INFO kablam!    Compiling serde_derive v0.9.15
Sep 10 10:04:05.358 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.74s
Sep 10 10:04:05.362 INFO kablam! su: No module specific data is present
Sep 10 10:04:05.803 INFO running `"docker" "rm" "-f" "632cead0c6dda1f1a0f9c601aa4a078cb8bf967de947b399168da3d7f216d186"`
Sep 10 10:04:05.893 INFO blam! 632cead0c6dda1f1a0f9c601aa4a078cb8bf967de947b399168da3d7f216d186