Sep 01 03:39:51.107 INFO checking toykio-0.2.2 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 03:39:51.107 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 03:39:51.107 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 03:39:51.274 INFO blam! d818af3a9870ffbc9b9de558cf82eb1ffe611561ae37b8f78cd205c00f38bc8b
Sep 01 03:39:51.275 INFO running `"docker" "start" "-a" "d818af3a9870ffbc9b9de558cf82eb1ffe611561ae37b8f78cd205c00f38bc8b"`
Sep 01 03:39:51.894 INFO kablam!     Checking either v1.5.0
Sep 01 03:39:51.894 INFO kablam!     Checking pin-utils v0.1.0-alpha.2
Sep 01 03:39:51.895 INFO kablam!     Checking pretty_env_logger v0.2.4
Sep 01 03:39:52.466 INFO kablam!     Checking futures-core-preview v0.3.0-alpha.3
Sep 01 03:39:52.688 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut`
Sep 01 03:39:52.688 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/future.rs:4:5
Sep 01 03:39:52.688 INFO kablam!   |
Sep 01 03:39:52.688 INFO kablam! 4 | use core::mem::PinMut;
Sep 01 03:39:52.688 INFO kablam!   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
Sep 01 03:39:52.688 INFO kablam! 
Sep 01 03:39:52.688 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut`
Sep 01 03:39:52.688 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:5:5
Sep 01 03:39:52.688 INFO kablam!   |
Sep 01 03:39:52.688 INFO kablam! 5 | use core::mem::PinMut;
Sep 01 03:39:52.688 INFO kablam!   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
Sep 01 03:39:52.688 INFO kablam! 
Sep 01 03:39:52.689 INFO kablam! error[E0603]: struct `PinBox` is private
Sep 01 03:39:52.689 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:128:27
Sep 01 03:39:52.689 INFO kablam!     |
Sep 01 03:39:52.689 INFO kablam! 128 |     use std::boxed::{Box, PinBox};
Sep 01 03:39:52.689 INFO kablam!     |                           ^^^^^^
Sep 01 03:39:52.689 INFO kablam! 
Sep 01 03:39:52.695 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Sep 01 03:39:52.695 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:68:10
Sep 01 03:39:52.695 INFO kablam!    |
Sep 01 03:39:52.695 INFO kablam! 68 | impl<'a, S: ?Sized + Stream> Stream for PinMut<'a, S> {
Sep 01 03:39:52.695 INFO kablam!    |          ^ unconstrained type parameter
Sep 01 03:39:52.695 INFO kablam! 
Sep 01 03:39:52.695 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Sep 01 03:39:52.695 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:141:10
Sep 01 03:39:52.695 INFO kablam!     |
Sep 01 03:39:52.695 INFO kablam! 141 |     impl<S: ?Sized + Stream> Stream for PinBox<S> {
Sep 01 03:39:52.695 INFO kablam!     |          ^ unconstrained type parameter
Sep 01 03:39:52.695 INFO kablam! 
Sep 01 03:39:52.695 INFO kablam! error: aborting due to 5 previous errors
Sep 01 03:39:52.695 INFO kablam! 
Sep 01 03:39:52.695 INFO kablam! Some errors occurred: E0207, E0432, E0603.
Sep 01 03:39:52.695 INFO kablam! For more information about an error, try `rustc --explain E0207`.
Sep 01 03:39:52.704 INFO kablam! error: Could not compile `futures-core-preview`.
Sep 01 03:39:52.704 INFO kablam! 
Sep 01 03:39:52.704 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 03:39:52.706 INFO kablam! su: No module specific data is present
Sep 01 03:39:53.102 INFO running `"docker" "rm" "-f" "d818af3a9870ffbc9b9de558cf82eb1ffe611561ae37b8f78cd205c00f38bc8b"`
Sep 01 03:39:53.184 INFO blam! d818af3a9870ffbc9b9de558cf82eb1ffe611561ae37b8f78cd205c00f38bc8b