Sep 19 21:09:26.378 INFO checking pattern-3-0.5.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 21:09:26.378 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 21:09:26.378 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 21:09:26.647 INFO blam! 053ad48ee9fb514966221ab49bd90640c6abbf5b44bd2cfa199fdbe1888356bb
Sep 19 21:09:26.648 INFO running `"docker" "start" "-a" "053ad48ee9fb514966221ab49bd90640c6abbf5b44bd2cfa199fdbe1888356bb"`
Sep 19 21:09:27.466 INFO kablam! usermod: no changes
Sep 19 21:09:27.519 INFO kablam!     Checking pattern-3 v0.5.0 (/source)
Sep 19 21:09:29.136 INFO kablam! warning: the feature `iterator_find_map` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 19 21:09:29.136 INFO kablam!   --> src/lib.rs:15:5
Sep 19 21:09:29.136 INFO kablam!    |
Sep 19 21:09:29.136 INFO kablam! 15 |     iterator_find_map,
Sep 19 21:09:29.136 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Sep 19 21:09:29.136 INFO kablam!    |
Sep 19 21:09:29.136 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 19 21:09:29.136 INFO kablam! 
Sep 19 21:09:31.844 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
Sep 19 21:09:31.855 INFO kablam! su: No module specific data is present
Sep 19 21:09:32.609 INFO running `"docker" "rm" "-f" "053ad48ee9fb514966221ab49bd90640c6abbf5b44bd2cfa199fdbe1888356bb"`
Sep 19 21:09:32.897 INFO blam! 053ad48ee9fb514966221ab49bd90640c6abbf5b44bd2cfa199fdbe1888356bb