Sep 01 07:57:50.346 INFO checking rustfmt-core-0.4.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 07:57:50.346 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 07:57:50.346 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 07:57:50.559 INFO blam! cd4cdad205c1809d78659fa0ee697a2c9f7face6182636b80b20df6cd158d4a1
Sep 01 07:57:50.562 INFO running `"docker" "start" "-a" "cd4cdad205c1809d78659fa0ee697a2c9f7face6182636b80b20df6cd158d4a1"`
Sep 01 07:57:51.503 INFO kablam!     Checking rustc-ap-serialize v29.0.0
Sep 01 07:57:51.508 INFO kablam!    Compiling rustc-ap-syntax v29.0.0
Sep 01 07:57:51.509 INFO kablam!     Checking rustc-ap-rustc_cratesio_shim v29.0.0
Sep 01 07:57:51.510 INFO kablam!    Compiling derive-new v0.5.5
Sep 01 07:57:58.231 INFO kablam!     Checking rustc-ap-rustc_data_structures v29.0.0
Sep 01 07:57:58.923 INFO kablam! error[E0432]: unresolved import `std::collections::range`
Sep 01 07:57:58.923 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-29.0.0/array_vec.rs:21:23
Sep 01 07:57:58.923 INFO kablam!    |
Sep 01 07:57:58.923 INFO kablam! 21 | use std::collections::range::RangeArgument;
Sep 01 07:57:58.923 INFO kablam!    |                       ^^^^^ Could not find `range` in `collections`
Sep 01 07:57:58.923 INFO kablam! 
Sep 01 07:57:58.923 INFO kablam! error[E0432]: unresolved import `std::collections::range`
Sep 01 07:57:58.923 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-29.0.0/accumulate_vec.rs:22:23
Sep 01 07:57:58.923 INFO kablam!    |
Sep 01 07:57:58.923 INFO kablam! 22 | use std::collections::range::RangeArgument;
Sep 01 07:57:58.924 INFO kablam!    |                       ^^^^^ Could not find `range` in `collections`
Sep 01 07:57:58.924 INFO kablam! 
Sep 01 07:57:58.924 INFO kablam! error[E0432]: unresolved import `std::collections::range`
Sep 01 07:57:58.924 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-29.0.0/indexed_vec.rs:11:23
Sep 01 07:57:58.924 INFO kablam!    |
Sep 01 07:57:58.924 INFO kablam! 11 | use std::collections::range::RangeArgument;
Sep 01 07:57:58.924 INFO kablam!    |                       ^^^^^ Could not find `range` in `collections`
Sep 01 07:57:58.924 INFO kablam! 
Sep 01 07:57:58.953 INFO kablam! error[E0603]: module `nonzero` is private
Sep 01 07:57:58.953 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_data_structures-29.0.0/obligation_forest/node_index.rs:11:5
Sep 01 07:57:58.954 INFO kablam!    |
Sep 01 07:57:58.954 INFO kablam! 11 | use core::nonzero::NonZero;
Sep 01 07:57:58.954 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 01 07:57:58.954 INFO kablam! 
Sep 01 07:57:59.096 INFO kablam! error: aborting due to 4 previous errors
Sep 01 07:57:59.096 INFO kablam! 
Sep 01 07:57:59.096 INFO kablam! Some errors occurred: E0432, E0603.
Sep 01 07:57:59.096 INFO kablam! For more information about an error, try `rustc --explain E0432`.
Sep 01 07:57:59.108 INFO kablam! error: Could not compile `rustc-ap-rustc_data_structures`.
Sep 01 07:57:59.108 INFO kablam! 
Sep 01 07:57:59.108 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 07:57:59.109 INFO kablam! su: No module specific data is present
Sep 01 07:57:59.694 INFO running `"docker" "rm" "-f" "cd4cdad205c1809d78659fa0ee697a2c9f7face6182636b80b20df6cd158d4a1"`
Sep 01 07:57:59.791 INFO blam! cd4cdad205c1809d78659fa0ee697a2c9f7face6182636b80b20df6cd158d4a1