Sep 14 16:18:18.334 INFO checking fuzzmutator-0.2.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 16:18:18.334 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 16:18:18.335 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/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 16:18:18.608 INFO blam! 956d8f6750ec38ca67cb9d9c3893a3aa83fa6ecdf611bd991ce41d56e5d10f9e
Sep 14 16:18:18.609 INFO running `"docker" "start" "-a" "956d8f6750ec38ca67cb9d9c3893a3aa83fa6ecdf611bd991ce41d56e5d10f9e"`
Sep 14 16:18:19.269 INFO kablam! usermod: no changes
Sep 14 16:18:19.320 INFO kablam!     Checking fuzzmutator v0.2.1 (file:///source)
Sep 14 16:18:19.881 INFO kablam! error[E0599]: no method named `mutation_grade` found for type `mutator::MutatorEngine` in the current scope
Sep 14 16:18:19.881 INFO kablam!    --> src/mutator.rs:389:19
Sep 14 16:18:19.881 INFO kablam!     |
Sep 14 16:18:19.881 INFO kablam! 28  | pub struct MutatorEngine {
Sep 14 16:18:19.881 INFO kablam!     | ------------------------ method `mutation_grade` not found for this
Sep 14 16:18:19.881 INFO kablam! ...
Sep 14 16:18:19.881 INFO kablam! 389 |         mutatoren.mutation_grade(0.199);
Sep 14 16:18:19.881 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 14 16:18:19.881 INFO kablam! 
Sep 14 16:18:19.891 INFO kablam! error: aborting due to previous error
Sep 14 16:18:19.891 INFO kablam! 
Sep 14 16:18:19.891 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 14 16:18:19.897 INFO kablam! error: Could not compile `fuzzmutator`.
Sep 14 16:18:19.897 INFO kablam! 
Sep 14 16:18:19.897 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 16:18:19.898 INFO kablam! su: No module specific data is present
Sep 14 16:18:20.697 INFO running `"docker" "rm" "-f" "956d8f6750ec38ca67cb9d9c3893a3aa83fa6ecdf611bd991ce41d56e5d10f9e"`
Sep 14 16:18:20.947 INFO blam! 956d8f6750ec38ca67cb9d9c3893a3aa83fa6ecdf611bd991ce41d56e5d10f9e