Sep 02 10:15:01.552 INFO checking iota-spammer-0.0.11 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851 Sep 02 10:15:01.552 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets Sep 02 10:15:01.552 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 02 10:15:01.698 INFO blam! c032579ee84497e8cf721955fb7e451090bcd3a055212a99ac536cd98376b97f Sep 02 10:15:01.700 INFO running `"docker" "start" "-a" "c032579ee84497e8cf721955fb7e451090bcd3a055212a99ac536cd98376b97f"` Sep 02 10:15:02.704 INFO kablam! Checking pin-utils v0.1.0-alpha.2 Sep 02 10:15:02.704 INFO kablam! Compiling crunchy v0.2.1 Sep 02 10:15:02.708 INFO kablam! Checking futures-core-preview v0.3.0-alpha.3 Sep 02 10:15:02.711 INFO kablam! Checking crossbeam v0.4.1 Sep 02 10:15:03.093 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut` Sep 02 10:15:03.093 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/future.rs:4:5 Sep 02 10:15:03.093 INFO kablam! | Sep 02 10:15:03.093 INFO kablam! 4 | use core::mem::PinMut; Sep 02 10:15:03.093 INFO kablam! | ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem` Sep 02 10:15:03.093 INFO kablam! Sep 02 10:15:03.093 INFO kablam! error[E0432]: unresolved import `core::mem::PinMut` Sep 02 10:15:03.093 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:5:5 Sep 02 10:15:03.093 INFO kablam! | Sep 02 10:15:03.093 INFO kablam! 5 | use core::mem::PinMut; Sep 02 10:15:03.093 INFO kablam! | ^^^^^^^^^^^^^^^^^ no `PinMut` in `mem` Sep 02 10:15:03.093 INFO kablam! Sep 02 10:15:03.094 INFO kablam! error[E0603]: struct `PinBox` is private Sep 02 10:15:03.094 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:128:27 Sep 02 10:15:03.094 INFO kablam! | Sep 02 10:15:03.094 INFO kablam! 128 | use std::boxed::{Box, PinBox}; Sep 02 10:15:03.094 INFO kablam! | ^^^^^^ Sep 02 10:15:03.094 INFO kablam! Sep 02 10:15:03.100 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Sep 02 10:15:03.100 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:68:10 Sep 02 10:15:03.100 INFO kablam! | Sep 02 10:15:03.100 INFO kablam! 68 | impl<'a, S: ?Sized + Stream> Stream for PinMut<'a, S> { Sep 02 10:15:03.100 INFO kablam! | ^ unconstrained type parameter Sep 02 10:15:03.100 INFO kablam! Sep 02 10:15:03.100 INFO kablam! error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Sep 02 10:15:03.100 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.3/src/stream.rs:141:10 Sep 02 10:15:03.100 INFO kablam! | Sep 02 10:15:03.101 INFO kablam! 141 | impl Stream for PinBox { Sep 02 10:15:03.101 INFO kablam! | ^ unconstrained type parameter Sep 02 10:15:03.101 INFO kablam! Sep 02 10:15:03.101 INFO kablam! error: aborting due to 5 previous errors Sep 02 10:15:03.101 INFO kablam! Sep 02 10:15:03.101 INFO kablam! Some errors occurred: E0207, E0432, E0603. Sep 02 10:15:03.101 INFO kablam! For more information about an error, try `rustc --explain E0207`. Sep 02 10:15:03.106 INFO kablam! error: Could not compile `futures-core-preview`. Sep 02 10:15:03.106 INFO kablam! warning: build failed, waiting for other jobs to finish... Sep 02 10:15:04.476 INFO kablam! error: build failed Sep 02 10:15:04.478 INFO kablam! su: No module specific data is present Sep 02 10:15:04.943 INFO running `"docker" "rm" "-f" "c032579ee84497e8cf721955fb7e451090bcd3a055212a99ac536cd98376b97f"` Sep 02 10:15:05.036 INFO blam! c032579ee84497e8cf721955fb7e451090bcd3a055212a99ac536cd98376b97f