Sep 01 20:15:00.977 INFO checking fuzzmutator-0.2.1 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 20:15:00.977 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 20:15:00.977 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 20:15:01.126 INFO blam! 6b7a552e76183bc628967632596b9001bcc346cc7a97e3f13a8519854e9b5c1a
Sep 01 20:15:01.130 INFO running `"docker" "start" "-a" "6b7a552e76183bc628967632596b9001bcc346cc7a97e3f13a8519854e9b5c1a"`
Sep 01 20:15:01.994 INFO kablam!     Checking fuzzmutator v0.2.1 (file:///source)
Sep 01 20:15:03.058 INFO kablam! error[E0599]: no method named `mutation_grade` found for type `mutator::MutatorEngine` in the current scope
Sep 01 20:15:03.058 INFO kablam!    --> src/mutator.rs:389:19
Sep 01 20:15:03.058 INFO kablam!     |
Sep 01 20:15:03.058 INFO kablam! 28  | pub struct MutatorEngine {
Sep 01 20:15:03.058 INFO kablam!     | ------------------------ method `mutation_grade` not found for this
Sep 01 20:15:03.058 INFO kablam! ...
Sep 01 20:15:03.059 INFO kablam! 389 |         mutatoren.mutation_grade(0.199);
Sep 01 20:15:03.059 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 01 20:15:03.059 INFO kablam! 
Sep 01 20:15:03.064 INFO kablam! error: aborting due to previous error
Sep 01 20:15:03.064 INFO kablam! 
Sep 01 20:15:03.064 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 01 20:15:03.071 INFO kablam! error: Could not compile `fuzzmutator`.
Sep 01 20:15:03.072 INFO kablam! 
Sep 01 20:15:03.072 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 20:15:03.073 INFO kablam! su: No module specific data is present
Sep 01 20:15:03.671 INFO running `"docker" "rm" "-f" "6b7a552e76183bc628967632596b9001bcc346cc7a97e3f13a8519854e9b5c1a"`
Sep 01 20:15:03.774 INFO blam! 6b7a552e76183bc628967632596b9001bcc346cc7a97e3f13a8519854e9b5c1a