Sep 01 20:49:30.476 INFO checking finchers-0.12.0-alpha.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831 Sep 01 20:49:30.476 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets Sep 01 20:49:30.477 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 20:49:30.670 INFO blam! b0cbedf511019d17d3e90bfa9d893bfd3f6766b701db16a7379da1a79f44a28b Sep 01 20:49:30.672 INFO running `"docker" "start" "-a" "b0cbedf511019d17d3e90bfa9d893bfd3f6766b701db16a7379da1a79f44a28b"` Sep 01 20:49:31.596 INFO kablam! Checking pin-utils v0.1.0-alpha.2 Sep 01 20:49:31.598 INFO kablam! Checking futures-core-preview v0.3.0-alpha.3 Sep 01 20:49:31.603 INFO kablam! Checking serde_qs v0.4.1 Sep 01 20:49:32.129 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut` Sep 01 20:49:32.129 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/future.rs:4:5 Sep 01 20:49:32.129 INFO kablam! | Sep 01 20:49:32.129 INFO kablam! 4 | use core::mem::PinMut; Sep 01 20:49:32.129 INFO kablam! | ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem` Sep 01 20:49:32.129 INFO kablam! Sep 01 20:49:32.129 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut` Sep 01 20:49:32.129 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:5:5 Sep 01 20:49:32.129 INFO kablam! | Sep 01 20:49:32.129 INFO kablam! 5 | use core::mem::PinMut; Sep 01 20:49:32.129 INFO kablam! | ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem` Sep 01 20:49:32.129 INFO kablam! Sep 01 20:49:32.130 INFO kablam! error[E0603]: struct `PinBox` is private Sep 01 20:49:32.130 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:128:27 Sep 01 20:49:32.130 INFO kablam! | Sep 01 20:49:32.130 INFO kablam! 128 | use std::boxed::{Box, PinBox}; Sep 01 20:49:32.130 INFO kablam! | ^^^^^^ Sep 01 20:49:32.130 INFO kablam! Sep 01 20:49:32.138 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Sep 01 20:49:32.138 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:68:10 Sep 01 20:49:32.138 INFO kablam! | Sep 01 20:49:32.138 INFO kablam! 68 | impl<'a, S: ?Sized + Stream> Stream for PinMut<'a, S> { Sep 01 20:49:32.138 INFO kablam! | ^ unconstrained type parameter Sep 01 20:49:32.138 INFO kablam! Sep 01 20:49:32.138 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Sep 01 20:49:32.138 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:141:10 Sep 01 20:49:32.138 INFO kablam! | Sep 01 20:49:32.138 INFO kablam! 141 | impl Stream for PinBox { Sep 01 20:49:32.138 INFO kablam! | ^ unconstrained type parameter Sep 01 20:49:32.138 INFO kablam! Sep 01 20:49:32.138 INFO kablam! error: aborting due to 5 previous errors Sep 01 20:49:32.138 INFO kablam! Sep 01 20:49:32.138 INFO kablam! Some errors occurred: E0207, E0432, E0603. Sep 01 20:49:32.138 INFO kablam! For more information about an error, try `rustc --explain E0207`. Sep 01 20:49:32.144 INFO kablam! error: Could not compile `futures-core-preview`. Sep 01 20:49:32.144 INFO kablam! warning: build failed, waiting for other jobs to finish... Sep 01 20:49:33.738 INFO kablam! error: build failed Sep 01 20:49:33.739 INFO kablam! su: No module specific data is present Sep 01 20:49:34.277 INFO running `"docker" "rm" "-f" "b0cbedf511019d17d3e90bfa9d893bfd3f6766b701db16a7379da1a79f44a28b"` Sep 01 20:49:34.416 INFO blam! b0cbedf511019d17d3e90bfa9d893bfd3f6766b701db16a7379da1a79f44a28b