Sep 20 03:16:15.117 INFO checking fuzzmutator-0.2.1 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 03:16:15.117 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 03:16:15.117 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-2/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:16:15.267 INFO blam! 67793254177c84c68a13f687c2d4b783e9118d04687deb64c5b0117053e80ce0
Sep 20 03:16:15.269 INFO running `"docker" "start" "-a" "67793254177c84c68a13f687c2d4b783e9118d04687deb64c5b0117053e80ce0"`
Sep 20 03:16:16.297 INFO kablam! usermod: no changes
Sep 20 03:16:16.338 INFO kablam!     Checking libc v0.2.43
Sep 20 03:16:16.338 INFO kablam!     Checking rand v0.4.3
Sep 20 03:16:18.411 INFO kablam!     Checking fuzzmutator v0.2.1 (/source)
Sep 20 03:16:18.813 INFO kablam! error[E0599]: no method named `mutation_grade` found for type `mutator::MutatorEngine` in the current scope
Sep 20 03:16:18.813 INFO kablam!    --> src/mutator.rs:389:19
Sep 20 03:16:18.813 INFO kablam!     |
Sep 20 03:16:18.813 INFO kablam! 28  | pub struct MutatorEngine {
Sep 20 03:16:18.813 INFO kablam!     | ------------------------ method `mutation_grade` not found for this
Sep 20 03:16:18.813 INFO kablam! ...
Sep 20 03:16:18.813 INFO kablam! 389 |         mutatoren.mutation_grade(0.199);
Sep 20 03:16:18.813 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 20 03:16:18.813 INFO kablam! 
Sep 20 03:16:18.819 INFO kablam! error: aborting due to previous error
Sep 20 03:16:18.819 INFO kablam! 
Sep 20 03:16:18.819 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 20 03:16:18.827 INFO kablam! error: Could not compile `fuzzmutator`.
Sep 20 03:16:18.827 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 03:16:19.546 INFO kablam! error: build failed
Sep 20 03:16:19.548 INFO kablam! su: No module specific data is present
Sep 20 03:16:20.214 INFO running `"docker" "rm" "-f" "67793254177c84c68a13f687c2d4b783e9118d04687deb64c5b0117053e80ce0"`
Sep 20 03:16:20.318 INFO blam! 67793254177c84c68a13f687c2d4b783e9118d04687deb64c5b0117053e80ce0