Sep 14 16:19:41.545 INFO checking futures-core-preview-0.3.0-alpha.3 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 16:19:41.545 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 16:19:41.546 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-0/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 16:19:41.738 INFO blam! adb9f3ad122a267317dd8a5215b2022a1ff964d40e4278fc9852bade81462c0f
Sep 14 16:19:41.744 INFO running `"docker" "start" "-a" "adb9f3ad122a267317dd8a5215b2022a1ff964d40e4278fc9852bade81462c0f"`
Sep 14 16:19:42.349 INFO kablam! usermod: no changes
Sep 14 16:19:42.377 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 14 16:19:42.381 INFO kablam!     Checking futures-core-preview v0.3.0-alpha.3 (file:///source)
Sep 14 16:19:42.639 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut`
Sep 14 16:19:42.639 INFO kablam!  --> src/future.rs:4:5
Sep 14 16:19:42.639 INFO kablam!   |
Sep 14 16:19:42.639 INFO kablam! 4 | use core::mem::PinMut;
Sep 14 16:19:42.639 INFO kablam!   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
Sep 14 16:19:42.639 INFO kablam! 
Sep 14 16:19:42.639 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut`
Sep 14 16:19:42.639 INFO kablam!  --> src/stream.rs:5:5
Sep 14 16:19:42.639 INFO kablam!   |
Sep 14 16:19:42.639 INFO kablam! 5 | use core::mem::PinMut;
Sep 14 16:19:42.639 INFO kablam!   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
Sep 14 16:19:42.639 INFO kablam! 
Sep 14 16:19:42.640 INFO kablam! error[E0603]: struct `PinBox` is private
Sep 14 16:19:42.640 INFO kablam!    --> src/stream.rs:128:27
Sep 14 16:19:42.640 INFO kablam!     |
Sep 14 16:19:42.640 INFO kablam! 128 |     use std::boxed::{Box, PinBox};
Sep 14 16:19:42.640 INFO kablam!     |                           ^^^^^^
Sep 14 16:19:42.640 INFO kablam! 
Sep 14 16:19:42.647 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Sep 14 16:19:42.647 INFO kablam!   --> src/stream.rs:68:10
Sep 14 16:19:42.647 INFO kablam!    |
Sep 14 16:19:42.647 INFO kablam! 68 | impl<'a, S: ?Sized + Stream> Stream for PinMut<'a, S> {
Sep 14 16:19:42.647 INFO kablam!    |          ^ unconstrained type parameter
Sep 14 16:19:42.647 INFO kablam! 
Sep 14 16:19:42.647 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Sep 14 16:19:42.647 INFO kablam!    --> src/stream.rs:141:10
Sep 14 16:19:42.647 INFO kablam!     |
Sep 14 16:19:42.647 INFO kablam! 141 |     impl<S: ?Sized + Stream> Stream for PinBox<S> {
Sep 14 16:19:42.647 INFO kablam!     |          ^ unconstrained type parameter
Sep 14 16:19:42.647 INFO kablam! 
Sep 14 16:19:42.647 INFO kablam! error: aborting due to 5 previous errors
Sep 14 16:19:42.647 INFO kablam! 
Sep 14 16:19:42.647 INFO kablam! Some errors occurred: E0207, E0432, E0603.
Sep 14 16:19:42.647 INFO kablam! For more information about an error, try `rustc --explain E0207`.
Sep 14 16:19:42.655 INFO kablam! error: Could not compile `futures-core-preview`.
Sep 14 16:19:42.655 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 16:19:42.687 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut`
Sep 14 16:19:42.687 INFO kablam!  --> src/future.rs:4:5
Sep 14 16:19:42.687 INFO kablam!   |
Sep 14 16:19:42.687 INFO kablam! 4 | use core::mem::PinMut;
Sep 14 16:19:42.687 INFO kablam!   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
Sep 14 16:19:42.687 INFO kablam! 
Sep 14 16:19:42.687 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut`
Sep 14 16:19:42.687 INFO kablam!  --> src/stream.rs:5:5
Sep 14 16:19:42.687 INFO kablam!   |
Sep 14 16:19:42.687 INFO kablam! 5 | use core::mem::PinMut;
Sep 14 16:19:42.687 INFO kablam!   |     ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem`
Sep 14 16:19:42.687 INFO kablam! 
Sep 14 16:19:42.695 INFO kablam! error[E0603]: struct `PinBox` is private
Sep 14 16:19:42.695 INFO kablam!    --> src/stream.rs:128:27
Sep 14 16:19:42.695 INFO kablam!     |
Sep 14 16:19:42.695 INFO kablam! 128 |     use std::boxed::{Box, PinBox};
Sep 14 16:19:42.695 INFO kablam!     |                           ^^^^^^
Sep 14 16:19:42.695 INFO kablam! 
Sep 14 16:19:42.695 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Sep 14 16:19:42.695 INFO kablam!   --> src/stream.rs:68:10
Sep 14 16:19:42.695 INFO kablam!    |
Sep 14 16:19:42.695 INFO kablam! 68 | impl<'a, S: ?Sized + Stream> Stream for PinMut<'a, S> {
Sep 14 16:19:42.695 INFO kablam!    |          ^ unconstrained type parameter
Sep 14 16:19:42.695 INFO kablam! 
Sep 14 16:19:42.695 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates
Sep 14 16:19:42.695 INFO kablam!    --> src/stream.rs:141:10
Sep 14 16:19:42.695 INFO kablam!     |
Sep 14 16:19:42.695 INFO kablam! 141 |     impl<S: ?Sized + Stream> Stream for PinBox<S> {
Sep 14 16:19:42.695 INFO kablam!     |          ^ unconstrained type parameter
Sep 14 16:19:42.695 INFO kablam! 
Sep 14 16:19:42.695 INFO kablam! error: aborting due to 5 previous errors
Sep 14 16:19:42.695 INFO kablam! 
Sep 14 16:19:42.695 INFO kablam! Some errors occurred: E0207, E0432, E0603.
Sep 14 16:19:42.695 INFO kablam! For more information about an error, try `rustc --explain E0207`.
Sep 14 16:19:42.703 INFO kablam! error: Could not compile `futures-core-preview`.
Sep 14 16:19:42.703 INFO kablam! 
Sep 14 16:19:42.703 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 16:19:42.703 INFO kablam! su: No module specific data is present
Sep 14 16:19:43.183 INFO running `"docker" "rm" "-f" "adb9f3ad122a267317dd8a5215b2022a1ff964d40e4278fc9852bade81462c0f"`
Sep 14 16:19:43.459 INFO blam! adb9f3ad122a267317dd8a5215b2022a1ff964d40e4278fc9852bade81462c0f