Sep 21 10:09:55.995 INFO checking fuzzmutator-0.2.1 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 10:09:55.995 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 10:09:55.995 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 10:09:56.164 INFO blam! f4ecf95898f35c4df6b17fed9bc9396cab80d9c32c5f29d03d67158eab0e72f6
Sep 21 10:09:56.166 INFO running `"docker" "start" "-a" "f4ecf95898f35c4df6b17fed9bc9396cab80d9c32c5f29d03d67158eab0e72f6"`
Sep 21 10:09:56.963 INFO kablam! usermod: no changes
Sep 21 10:09:57.002 INFO kablam!     Checking libc v0.2.43
Sep 21 10:09:58.378 INFO kablam!     Checking rand v0.4.3
Sep 21 10:09:59.660 INFO kablam!     Checking fuzzmutator v0.2.1 (/source)
Sep 21 10:10:00.025 INFO kablam! error[E0599]: no method named `mutation_grade` found for type `mutator::MutatorEngine` in the current scope
Sep 21 10:10:00.025 INFO kablam!    --> src/mutator.rs:389:19
Sep 21 10:10:00.025 INFO kablam!     |
Sep 21 10:10:00.025 INFO kablam! 28  | pub struct MutatorEngine {
Sep 21 10:10:00.025 INFO kablam!     | ------------------------ method `mutation_grade` not found for this
Sep 21 10:10:00.025 INFO kablam! ...
Sep 21 10:10:00.025 INFO kablam! 389 |         mutatoren.mutation_grade(0.199);
Sep 21 10:10:00.025 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 21 10:10:00.025 INFO kablam! 
Sep 21 10:10:00.030 INFO kablam! error: aborting due to previous error
Sep 21 10:10:00.030 INFO kablam! 
Sep 21 10:10:00.030 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 21 10:10:00.037 INFO kablam! error: Could not compile `fuzzmutator`.
Sep 21 10:10:00.037 INFO kablam! 
Sep 21 10:10:00.037 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 10:10:00.038 INFO kablam! su: No module specific data is present
Sep 21 10:10:00.580 INFO running `"docker" "rm" "-f" "f4ecf95898f35c4df6b17fed9bc9396cab80d9c32c5f29d03d67158eab0e72f6"`
Sep 21 10:10:00.632 INFO blam! f4ecf95898f35c4df6b17fed9bc9396cab80d9c32c5f29d03d67158eab0e72f6