Sep 21 10:09:56.110 INFO checking fuzzmutator-0.2.1 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 10:09:56.110 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 10:09:56.110 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 10:09:56.270 INFO blam! b00903ac02f1f3214aa1c2e562f1410e33a88c4df1bae90d77a6f74a283ed2c5
Sep 21 10:09:56.272 INFO running `"docker" "start" "-a" "b00903ac02f1f3214aa1c2e562f1410e33a88c4df1bae90d77a6f74a283ed2c5"`
Sep 21 10:09:56.985 INFO kablam! usermod: no changes
Sep 21 10:09:57.039 INFO kablam!     Checking rand v0.4.3
Sep 21 10:09:57.042 INFO kablam!     Checking fuzzmutator v0.2.1 (/source)
Sep 21 10:09:57.676 INFO kablam! error[E0599]: no method named `mutation_grade` found for type `mutator::MutatorEngine` in the current scope
Sep 21 10:09:57.676 INFO kablam!    --> src/mutator.rs:389:19
Sep 21 10:09:57.676 INFO kablam!     |
Sep 21 10:09:57.676 INFO kablam! 28  | pub struct MutatorEngine {
Sep 21 10:09:57.676 INFO kablam!     | ------------------------ method `mutation_grade` not found for this
Sep 21 10:09:57.676 INFO kablam! ...
Sep 21 10:09:57.676 INFO kablam! 389 |         mutatoren.mutation_grade(0.199);
Sep 21 10:09:57.676 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 21 10:09:57.676 INFO kablam! 
Sep 21 10:09:57.682 INFO kablam! error: aborting due to previous error
Sep 21 10:09:57.682 INFO kablam! 
Sep 21 10:09:57.682 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 21 10:09:57.691 INFO kablam! error: Could not compile `fuzzmutator`.
Sep 21 10:09:57.691 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 10:09:58.558 INFO kablam! error: build failed
Sep 21 10:09:58.559 INFO kablam! su: No module specific data is present
Sep 21 10:09:59.171 INFO running `"docker" "rm" "-f" "b00903ac02f1f3214aa1c2e562f1410e33a88c4df1bae90d77a6f74a283ed2c5"`
Sep 21 10:09:59.235 INFO blam! b00903ac02f1f3214aa1c2e562f1410e33a88c4df1bae90d77a6f74a283ed2c5