Nov 07 10:44:10.887 INFO checking proptest-arbitrary-0.2.2 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings for pr-55687
Nov 07 10:44:10.888 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-0/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dduplicate_associated_type_bindings" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 10:44:11.160 INFO blam! f9454e281016b5a9b755526ff91f97a11f38c495c14176e575ff7c56cd85d3b5
Nov 07 10:44:11.164 INFO running `"docker" "start" "-a" "f9454e281016b5a9b755526ff91f97a11f38c495c14176e575ff7c56cd85d3b5"`
Nov 07 10:44:12.201 INFO kablam! usermod: no changes
Nov 07 10:44:12.384 INFO kablam!    Compiling frunk_core v0.0.21
Nov 07 10:44:12.428 INFO kablam!    Compiling proptest-arbitrary v0.2.2 (/source)
Nov 07 10:44:12.429 INFO kablam!    Compiling derive_more v0.7.1
Nov 07 10:44:12.429 INFO kablam!     Checking proptest v0.3.4
Nov 07 10:44:42.108 INFO kablam!    Compiling frunk_derives v0.0.22
Nov 07 10:44:53.412 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 41.18s
Nov 07 10:44:53.428 INFO kablam! su: No module specific data is present
Nov 07 10:44:54.290 INFO running `"docker" "rm" "-f" "f9454e281016b5a9b755526ff91f97a11f38c495c14176e575ff7c56cd85d3b5"`
Nov 07 10:44:54.419 INFO blam! f9454e281016b5a9b755526ff91f97a11f38c495c14176e575ff7c56cd85d3b5