Sep 02 13:49:45.141 INFO checking fuzzmutator-0.2.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 13:49:45.142 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 13:49:45.142 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 13:49:45.334 INFO blam! 93cb24a8b245d5b7e7b7be3926187b762f9e079be82108bbce6a91017e3cbac2
Sep 02 13:49:45.336 INFO running `"docker" "start" "-a" "93cb24a8b245d5b7e7b7be3926187b762f9e079be82108bbce6a91017e3cbac2"`
Sep 02 13:49:46.072 INFO kablam!     Checking rand v0.4.3
Sep 02 13:49:49.114 INFO kablam!     Checking fuzzmutator v0.2.1 (file:///source)
Sep 02 13:49:49.966 INFO kablam! error[E0599]: no method named `mutation_grade` found for type `mutator::MutatorEngine` in the current scope
Sep 02 13:49:49.966 INFO kablam!    --> src/mutator.rs:389:19
Sep 02 13:49:49.966 INFO kablam!     |
Sep 02 13:49:49.966 INFO kablam! 28  | pub struct MutatorEngine {
Sep 02 13:49:49.966 INFO kablam!     | ------------------------ method `mutation_grade` not found for this
Sep 02 13:49:49.966 INFO kablam! ...
Sep 02 13:49:49.966 INFO kablam! 389 |         mutatoren.mutation_grade(0.199);
Sep 02 13:49:49.966 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 13:49:49.966 INFO kablam! 
Sep 02 13:49:49.972 INFO kablam! error: aborting due to previous error
Sep 02 13:49:49.972 INFO kablam! 
Sep 02 13:49:49.972 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 02 13:49:49.981 INFO kablam! error: Could not compile `fuzzmutator`.
Sep 02 13:49:49.981 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 13:49:50.073 INFO kablam! error: build failed
Sep 02 13:49:50.075 INFO kablam! su: No module specific data is present
Sep 02 13:49:50.541 INFO running `"docker" "rm" "-f" "93cb24a8b245d5b7e7b7be3926187b762f9e079be82108bbce6a91017e3cbac2"`
Sep 02 13:49:50.629 INFO blam! 93cb24a8b245d5b7e7b7be3926187b762f9e079be82108bbce6a91017e3cbac2