Sep 10 16:53:50.783 INFO checking hashcons-0.1.1 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 16:53:50.783 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 16:53:50.783 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 16:53:50.929 INFO blam! 5b5b724a8a030649c3df4a0a210d01278e76668b46c69342b183a5581c9244df
Sep 10 16:53:50.931 INFO running `"docker" "start" "-a" "5b5b724a8a030649c3df4a0a210d01278e76668b46c69342b183a5581c9244df"`
Sep 10 16:53:51.687 INFO kablam! usermod: no changes
Sep 10 16:53:51.729 INFO kablam!     Checking hashcons v0.1.1 (file:///source)
Sep 10 16:53:52.343 INFO kablam! warning: the feature `rc_downcast` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 16:53:52.343 INFO kablam!  --> src/lib.rs:1:12
Sep 10 16:53:52.343 INFO kablam!   |
Sep 10 16:53:52.343 INFO kablam! 1 | #![feature(rc_downcast)]
Sep 10 16:53:52.343 INFO kablam!   |            ^^^^^^^^^^^
Sep 10 16:53:52.343 INFO kablam!   |
Sep 10 16:53:52.343 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 16:53:52.343 INFO kablam! 
Sep 10 16:53:52.362 INFO kablam! warning: the feature `rc_downcast` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 16:53:52.362 INFO kablam!  --> src/lib.rs:1:12
Sep 10 16:53:52.362 INFO kablam!   |
Sep 10 16:53:52.362 INFO kablam! 1 | #![feature(rc_downcast)]
Sep 10 16:53:52.362 INFO kablam!   |            ^^^^^^^^^^^
Sep 10 16:53:52.362 INFO kablam!   |
Sep 10 16:53:52.362 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 16:53:52.362 INFO kablam! 
Sep 10 16:53:52.385 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Sep 10 16:53:52.394 INFO kablam! su: No module specific data is present
Sep 10 16:53:53.128 INFO running `"docker" "rm" "-f" "5b5b724a8a030649c3df4a0a210d01278e76668b46c69342b183a5581c9244df"`
Sep 10 16:53:53.184 INFO blam! 5b5b724a8a030649c3df4a0a210d01278e76668b46c69342b183a5581c9244df