Jul 12 10:57:25.992 INFO checking difference-2.0.0 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 10:57:25.992 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 10:57:25.992 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 10:57:25.992 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-7/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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=500" "-e" "CMD=cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 10:57:26.230 INFO blam! c48956bd331399057778980a0866db4af43084d7bbb12b11717cd15133223f5c
Jul 12 10:57:26.232 INFO running `"docker" "start" "-a" "c48956bd331399057778980a0866db4af43084d7bbb12b11717cd15133223f5c"`
Jul 12 10:57:27.250 INFO kablam!     Checking difference v2.0.0 (file:///source)
Jul 12 10:57:32.564 INFO kablam! warning: unknown lint: `needless_pass_by_value`
Jul 12 10:57:32.564 INFO kablam!    --> tests/quickcheck.rs:103:9
Jul 12 10:57:32.564 INFO kablam!     |
Jul 12 10:57:32.564 INFO kablam! 103 | #[allow(needless_pass_by_value)]
Jul 12 10:57:32.564 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^
Jul 12 10:57:32.564 INFO kablam!     |
Jul 12 10:57:32.564 INFO kablam!     = note: #[warn(unknown_lints)] on by default
Jul 12 10:57:32.564 INFO kablam! 
Jul 12 10:57:32.875 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.79s
Jul 12 10:57:32.888 INFO kablam! su: No module specific data is present
Jul 12 10:57:33.365 INFO running `"docker" "rm" "-f" "c48956bd331399057778980a0866db4af43084d7bbb12b11717cd15133223f5c"`
Jul 12 10:57:33.529 INFO blam! c48956bd331399057778980a0866db4af43084d7bbb12b11717cd15133223f5c