Sep 06 07:22:52.887 INFO checking evaltrees-0.1.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 07:22:52.887 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 07:22:52.887 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 07:22:53.178 INFO blam! dc7e414b7f447f21b48d14739ddf97d45b8889bf7394a92036aa851e48a5fd66
Sep 06 07:22:53.180 INFO running `"docker" "start" "-a" "dc7e414b7f447f21b48d14739ddf97d45b8889bf7394a92036aa851e48a5fd66"`
Sep 06 07:22:54.407 INFO kablam! usermod: no changes
Sep 06 07:22:54.698 INFO kablam!    Compiling itertools v0.7.8
Sep 06 07:22:54.702 INFO kablam!     Checking linked_hash_set v0.1.3
Sep 06 07:22:54.702 INFO kablam!     Checking symbol v0.1.2
Sep 06 07:22:54.706 INFO kablam!    Compiling display_attr v0.1.1
Sep 06 07:22:54.706 INFO kablam!    Compiling docopt v0.8.3
Sep 06 07:23:01.981 INFO kablam!    Compiling lalrpop-snap v0.15.2
Sep 06 07:23:51.321 INFO kablam!    Compiling lalrpop v0.15.2
Sep 06 07:24:46.176 INFO kablam!    Compiling evaltrees v0.1.0 (file:///source)
Sep 06 07:24:53.301 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
Sep 06 07:24:53.312 INFO kablam! su: No module specific data is present
Sep 06 07:24:53.974 INFO running `"docker" "rm" "-f" "dc7e414b7f447f21b48d14739ddf97d45b8889bf7394a92036aa851e48a5fd66"`
Sep 06 07:24:54.075 INFO blam! dc7e414b7f447f21b48d14739ddf97d45b8889bf7394a92036aa851e48a5fd66