Dec 19 15:41:47.029 INFO checking intrepion/example-x-rust-x-rustbyexample-com-x-generics-assoc_items-the_problem against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:41:47.029 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/intrepion/example-x-rust-x-rustbyexample-com-x-generics-assoc_items-the_problem:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:41:47.241 INFO [stdout] 2e67fd8c9f47a8adfb82663ff5dcba584a6c4400ce3e5f1f01b808eec0838df2
Dec 19 15:41:47.242 INFO running `"docker" "start" "-a" "2e67fd8c9f47a8adfb82663ff5dcba584a6c4400ce3e5f1f01b808eec0838df2"`
Dec 19 15:41:47.782 INFO [stderr]     Checking example-x-rust-x-rustbyexample-com-x-generics-assoc_items-the_problem v0.1.0 (/opt/crater/workdir)
Dec 19 15:41:47.976 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
Dec 19 15:41:48.230 INFO running `"docker" "inspect" "2e67fd8c9f47a8adfb82663ff5dcba584a6c4400ce3e5f1f01b808eec0838df2"`
Dec 19 15:41:48.302 INFO running `"docker" "rm" "-f" "2e67fd8c9f47a8adfb82663ff5dcba584a6c4400ce3e5f1f01b808eec0838df2"`
Dec 19 15:41:48.439 INFO [stdout] 2e67fd8c9f47a8adfb82663ff5dcba584a6c4400ce3e5f1f01b808eec0838df2