Sep 14 09:19:38.855 INFO checking serde_codegen-0.9.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 09:19:38.855 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 09:19:38.856 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-6/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 09:19:39.046 INFO blam! 1837ac21bc81195c2fc4943de9bf4c6e9a655e80b1852e9d6c01af4581b19948
Sep 14 09:19:39.052 INFO running `"docker" "start" "-a" "1837ac21bc81195c2fc4943de9bf4c6e9a655e80b1852e9d6c01af4581b19948"`
Sep 14 09:19:39.854 INFO kablam! usermod: no changes
Sep 14 09:19:39.956 INFO kablam!     Checking syntex_pos v0.54.0
Sep 14 09:19:39.956 INFO kablam!     Checking syn v0.10.8
Sep 14 09:19:40.850 INFO kablam!     Checking syntex_errors v0.54.0
Sep 14 09:19:42.275 INFO kablam!     Checking syntex_syntax v0.54.0
Sep 14 09:19:43.151 INFO kablam!     Checking serde_codegen_internals v0.11.3
Sep 14 09:19:55.993 INFO kablam!     Checking syntex v0.54.0
Sep 14 09:19:56.420 INFO kablam!     Checking serde_codegen v0.9.0 (file:///source)
Sep 14 09:19:58.255 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 18.38s
Sep 14 09:19:58.263 INFO kablam! su: No module specific data is present
Sep 14 09:19:58.780 INFO running `"docker" "rm" "-f" "1837ac21bc81195c2fc4943de9bf4c6e9a655e80b1852e9d6c01af4581b19948"`
Sep 14 09:19:59.001 INFO blam! 1837ac21bc81195c2fc4943de9bf4c6e9a655e80b1852e9d6c01af4581b19948