Dec 06 03:58:37.389 INFO testing chocol4te/mpsc-async-await against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 03:58:37.389 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 06 03:58:37.720 INFO [stdout] b5f39f7934ede2146fd1dc499f027cce16f3598a3644b3c6d0e1760fa3c6067c
Dec 06 03:58:37.728 INFO running `"docker" "start" "-a" "b5f39f7934ede2146fd1dc499f027cce16f3598a3644b3c6d0e1760fa3c6067c"`
Dec 06 03:58:38.617 INFO [stderr] usermod: no changes
Dec 06 03:58:38.839 INFO [stderr]    Compiling futures v0.1.25
Dec 06 03:58:38.839 INFO [stderr]    Compiling futures-io-preview v0.3.0-alpha.9
Dec 06 03:58:38.840 INFO [stderr]    Compiling rand v0.6.0
Dec 06 03:58:40.500 INFO [stderr]    Compiling futures-util-preview v0.3.0-alpha.9
Dec 06 03:58:44.188 INFO [stderr] error[E0277]: the size for values of type `<&mut future::maybe_done::MaybeDone<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.188 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/future/maybe_done.rs:101:9
Dec 06 03:58:44.188 INFO [stderr]     |
Dec 06 03:58:44.188 INFO [stderr] 101 |         Pin::set(self, MaybeDone::Done(res));
Dec 06 03:58:44.188 INFO [stderr]     |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.188 INFO [stderr]     |
Dec 06 03:58:44.188 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut future::maybe_done::MaybeDone<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.188 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.188 INFO [stderr]     = help: consider adding a `where <&mut future::maybe_done::MaybeDone<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.188 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 06 03:58:44.192 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.192 INFO [stderr] 
Dec 06 03:58:44.211 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.211 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/future/fuse.rs:45:9
Dec 06 03:58:44.211 INFO [stderr]    |
Dec 06 03:58:44.211 INFO [stderr] 45 |         Pin::set(self.future(), None);
Dec 06 03:58:44.211 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.211 INFO [stderr]    |
Dec 06 03:58:44.211 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.211 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.211 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.211 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.211 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.211 INFO [stderr] 
Dec 06 03:58:44.211 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.211 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/future/into_stream.rs:39:9
Dec 06 03:58:44.211 INFO [stderr]    |
Dec 06 03:58:44.211 INFO [stderr] 39 |         Pin::set(self.future(), None);
Dec 06 03:58:44.211 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.211 INFO [stderr]    |
Dec 06 03:58:44.211 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.211 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.212 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.212 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.212 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.212 INFO [stderr] 
Dec 06 03:58:44.296 INFO [stderr] error[E0277]: the size for values of type `<&mut try_future::flatten_sink::FlattenSink<Fut, Si> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.296 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_future/flatten_sink.rs:62:9
Dec 06 03:58:44.296 INFO [stderr]    |
Dec 06 03:58:44.296 INFO [stderr] 62 |         Pin::set(self.as_mut(), FlattenSink(Ready(resolved_stream)));
Dec 06 03:58:44.296 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.296 INFO [stderr]    |
Dec 06 03:58:44.296 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut try_future::flatten_sink::FlattenSink<Fut, Si> as std::ops::Deref>::Target`
Dec 06 03:58:44.296 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.296 INFO [stderr]    = help: consider adding a `where <&mut try_future::flatten_sink::FlattenSink<Fut, Si> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.296 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.296 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.296 INFO [stderr] 
Dec 06 03:58:44.300 INFO [stderr] error[E0277]: the size for values of type `<&mut try_future::flatten_sink::FlattenSink<Fut, Si> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.300 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_future/flatten_sink.rs:102:13
Dec 06 03:58:44.300 INFO [stderr]     |
Dec 06 03:58:44.300 INFO [stderr] 102 |             Pin::set(self, FlattenSink(Closed));
Dec 06 03:58:44.300 INFO [stderr]     |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.300 INFO [stderr]     |
Dec 06 03:58:44.300 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut try_future::flatten_sink::FlattenSink<Fut, Si> as std::ops::Deref>::Target`
Dec 06 03:58:44.300 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.300 INFO [stderr]     = help: consider adding a `where <&mut try_future::flatten_sink::FlattenSink<Fut, Si> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.300 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 06 03:58:44.300 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.300 INFO [stderr] 
Dec 06 03:58:44.616 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<St1> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.616 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/chain.rs:48:9
Dec 06 03:58:44.616 INFO [stderr]    |
Dec 06 03:58:44.616 INFO [stderr] 48 |         Pin::set(self.first(), None);
Dec 06 03:58:44.616 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.616 INFO [stderr]    |
Dec 06 03:58:44.616 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<St1> as std::ops::Deref>::Target`
Dec 06 03:58:44.616 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.616 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<St1> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.616 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.616 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.616 INFO [stderr] 
Dec 06 03:58:44.648 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.648 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/filter.rs:92:17
Dec 06 03:58:44.648 INFO [stderr]    |
Dec 06 03:58:44.648 INFO [stderr] 92 |                 Pin::set(self.pending_fut(), Some(fut));
Dec 06 03:58:44.648 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.648 INFO [stderr]    |
Dec 06 03:58:44.648 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.648 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.648 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.648 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.648 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.648 INFO [stderr] 
Dec 06 03:58:44.648 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.648 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/filter.rs:97:13
Dec 06 03:58:44.648 INFO [stderr]    |
Dec 06 03:58:44.648 INFO [stderr] 97 |             Pin::set(self.pending_fut(), None);
Dec 06 03:58:44.648 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.648 INFO [stderr]    |
Dec 06 03:58:44.648 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.648 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.648 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.648 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.648 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.648 INFO [stderr] 
Dec 06 03:58:44.668 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.668 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/filter_map.rs:85:17
Dec 06 03:58:44.668 INFO [stderr]    |
Dec 06 03:58:44.668 INFO [stderr] 85 |                 Pin::set(self.pending(), Some(fut));
Dec 06 03:58:44.668 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.668 INFO [stderr]    |
Dec 06 03:58:44.668 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.668 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.669 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.669 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.669 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.669 INFO [stderr] 
Dec 06 03:58:44.669 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.669 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/filter_map.rs:89:13
Dec 06 03:58:44.669 INFO [stderr]    |
Dec 06 03:58:44.669 INFO [stderr] 89 |             Pin::set(self.pending(), None);
Dec 06 03:58:44.669 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.669 INFO [stderr]    |
Dec 06 03:58:44.669 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.669 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.669 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.669 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.669 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.669 INFO [stderr] 
Dec 06 03:58:44.684 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<<St as futures_core::stream::Stream>::Item> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.684 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/flatten.rs:73:32
Dec 06 03:58:44.684 INFO [stderr]    |
Dec 06 03:58:44.684 INFO [stderr] 73 |                     Some(e) => Pin::set(self.next(), Some(e)),
Dec 06 03:58:44.684 INFO [stderr]    |                                ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.684 INFO [stderr]    |
Dec 06 03:58:44.684 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<<St as futures_core::stream::Stream>::Item> as std::ops::Deref>::Target`
Dec 06 03:58:44.684 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.684 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<<St as futures_core::stream::Stream>::Item> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.684 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.684 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.684 INFO [stderr] 
Dec 06 03:58:44.684 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<<St as futures_core::stream::Stream>::Item> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.684 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/flatten.rs:81:17
Dec 06 03:58:44.684 INFO [stderr]    |
Dec 06 03:58:44.684 INFO [stderr] 81 |                 Pin::set(self.next(), None);
Dec 06 03:58:44.684 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.684 INFO [stderr]    |
Dec 06 03:58:44.685 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<<St as futures_core::stream::Stream>::Item> as std::ops::Deref>::Target`
Dec 06 03:58:44.685 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.685 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<<St as futures_core::stream::Stream>::Item> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.685 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.685 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.685 INFO [stderr] 
Dec 06 03:58:44.700 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.700 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/fold.rs:55:17
Dec 06 03:58:44.700 INFO [stderr]    |
Dec 06 03:58:44.700 INFO [stderr] 55 |                 Pin::set(self.future(), None);
Dec 06 03:58:44.700 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.700 INFO [stderr]    |
Dec 06 03:58:44.700 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.700 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.700 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.700 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.700 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.700 INFO [stderr] 
Dec 06 03:58:44.700 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.700 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/fold.rs:64:17
Dec 06 03:58:44.700 INFO [stderr]    |
Dec 06 03:58:44.701 INFO [stderr] 64 |                 Pin::set(self.future(), Some(future));
Dec 06 03:58:44.701 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.701 INFO [stderr]    |
Dec 06 03:58:44.701 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.701 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.701 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.701 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.701 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.701 INFO [stderr] 
Dec 06 03:58:44.753 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.753 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/for_each.rs:56:13
Dec 06 03:58:44.753 INFO [stderr]    |
Dec 06 03:58:44.753 INFO [stderr] 56 |             Pin::set(self.future(), None);
Dec 06 03:58:44.753 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.753 INFO [stderr]    |
Dec 06 03:58:44.754 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.754 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.754 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.754 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.755 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.755 INFO [stderr] 
Dec 06 03:58:44.755 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.755 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/for_each.rs:61:21
Dec 06 03:58:44.755 INFO [stderr]    |
Dec 06 03:58:44.755 INFO [stderr] 61 |                     Pin::set(self.future(), Some(future));
Dec 06 03:58:44.755 INFO [stderr]    |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.756 INFO [stderr]    |
Dec 06 03:58:44.756 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.756 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.756 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.756 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.757 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.757 INFO [stderr] 
Dec 06 03:58:44.811 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.812 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/once.rs:50:9
Dec 06 03:58:44.812 INFO [stderr]    |
Dec 06 03:58:44.812 INFO [stderr] 50 |         Pin::set(self.future(), None);
Dec 06 03:58:44.812 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.812 INFO [stderr]    |
Dec 06 03:58:44.812 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.812 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.813 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.813 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.813 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.813 INFO [stderr] 
Dec 06 03:58:44.908 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.908 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/skip_while.rs:91:17
Dec 06 03:58:44.908 INFO [stderr]    |
Dec 06 03:58:44.908 INFO [stderr] 91 |                 Pin::set(self.pending_fut(), Some(fut));
Dec 06 03:58:44.908 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.924 INFO [stderr]    |
Dec 06 03:58:44.924 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.924 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.924 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.924 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.924 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.924 INFO [stderr] 
Dec 06 03:58:44.924 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.924 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/skip_while.rs:97:13
Dec 06 03:58:44.924 INFO [stderr]    |
Dec 06 03:58:44.924 INFO [stderr] 97 |             Pin::set(self.pending_fut(), None);
Dec 06 03:58:44.924 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.924 INFO [stderr]    |
Dec 06 03:58:44.924 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.924 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.925 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.925 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.925 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.925 INFO [stderr] 
Dec 06 03:58:44.964 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.964 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/take_while.rs:90:13
Dec 06 03:58:44.964 INFO [stderr]    |
Dec 06 03:58:44.964 INFO [stderr] 90 |             Pin::set(self.pending_fut(), Some(fut));
Dec 06 03:58:44.964 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.972 INFO [stderr]    |
Dec 06 03:58:44.972 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.972 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.972 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.972 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.972 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.972 INFO [stderr] 
Dec 06 03:58:44.972 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:44.972 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/take_while.rs:95:9
Dec 06 03:58:44.972 INFO [stderr]    |
Dec 06 03:58:44.972 INFO [stderr] 95 |         Pin::set(self.pending_fut(), None);
Dec 06 03:58:44.972 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:44.984 INFO [stderr]    |
Dec 06 03:58:44.984 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:44.984 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:44.984 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:44.984 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:44.984 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:44.984 INFO [stderr] 
Dec 06 03:58:45.003 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.003 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/then.rs:56:13
Dec 06 03:58:45.003 INFO [stderr]    |
Dec 06 03:58:45.003 INFO [stderr] 56 |             Pin::set(self.future(), Some(fut));
Dec 06 03:58:45.003 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.003 INFO [stderr]    |
Dec 06 03:58:45.003 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.003 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.003 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.003 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.003 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.003 INFO [stderr] 
Dec 06 03:58:45.003 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.003 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/then.rs:60:9
Dec 06 03:58:45.003 INFO [stderr]    |
Dec 06 03:58:45.003 INFO [stderr] 60 |         Pin::set(self.future(), None);
Dec 06 03:58:45.003 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.003 INFO [stderr]    |
Dec 06 03:58:45.003 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.003 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.003 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.003 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.003 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.003 INFO [stderr] 
Dec 06 03:58:45.016 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.016 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/unfold.rs:93:13
Dec 06 03:58:45.016 INFO [stderr]    |
Dec 06 03:58:45.016 INFO [stderr] 93 |             Pin::set(self.fut(), Some(fut));
Dec 06 03:58:45.016 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.036 INFO [stderr]    |
Dec 06 03:58:45.036 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.036 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.036 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.036 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.036 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.036 INFO [stderr] 
Dec 06 03:58:45.036 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.036 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/unfold.rs:97:9
Dec 06 03:58:45.036 INFO [stderr]    |
Dec 06 03:58:45.036 INFO [stderr] 97 |         Pin::set(self.fut(), None);
Dec 06 03:58:45.036 INFO [stderr]    |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.036 INFO [stderr]    |
Dec 06 03:58:45.036 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.036 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.036 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.036 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.036 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.036 INFO [stderr] 
Dec 06 03:58:45.260 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.260 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_for_each.rs:52:13
Dec 06 03:58:45.260 INFO [stderr]    |
Dec 06 03:58:45.260 INFO [stderr] 52 |             Pin::set(self.future(), None);
Dec 06 03:58:45.260 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.260 INFO [stderr]    |
Dec 06 03:58:45.260 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.260 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.260 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.260 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.260 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.260 INFO [stderr] 
Dec 06 03:58:45.260 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.260 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_for_each.rs:57:21
Dec 06 03:58:45.260 INFO [stderr]    |
Dec 06 03:58:45.260 INFO [stderr] 57 |                     Pin::set(self.future(), Some(future));
Dec 06 03:58:45.260 INFO [stderr]    |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.260 INFO [stderr]    |
Dec 06 03:58:45.260 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.261 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.261 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.261 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.261 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.261 INFO [stderr] 
Dec 06 03:58:45.292 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.292 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_filter_map.rs:77:17
Dec 06 03:58:45.292 INFO [stderr]    |
Dec 06 03:58:45.292 INFO [stderr] 77 |                 Pin::set(self.pending(), Some(fut));
Dec 06 03:58:45.292 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.292 INFO [stderr]    |
Dec 06 03:58:45.292 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.292 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.292 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.292 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.292 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.292 INFO [stderr] 
Dec 06 03:58:45.292 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.292 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_filter_map.rs:81:13
Dec 06 03:58:45.292 INFO [stderr]    |
Dec 06 03:58:45.292 INFO [stderr] 81 |             Pin::set(self.pending(), None);
Dec 06 03:58:45.292 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.292 INFO [stderr]    |
Dec 06 03:58:45.293 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.293 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.293 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.293 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.293 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.293 INFO [stderr] 
Dec 06 03:58:45.332 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.332 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_fold.rs:53:17
Dec 06 03:58:45.332 INFO [stderr]    |
Dec 06 03:58:45.332 INFO [stderr] 53 |                 Pin::set(self.future(), None);
Dec 06 03:58:45.332 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.332 INFO [stderr]    |
Dec 06 03:58:45.332 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.332 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.332 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.332 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.332 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.332 INFO [stderr] 
Dec 06 03:58:45.332 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.332 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_fold.rs:62:17
Dec 06 03:58:45.332 INFO [stderr]    |
Dec 06 03:58:45.332 INFO [stderr] 62 |                 Pin::set(self.future(), Some(future));
Dec 06 03:58:45.332 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.332 INFO [stderr]    |
Dec 06 03:58:45.332 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.332 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.332 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.333 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.333 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.333 INFO [stderr] 
Dec 06 03:58:45.388 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.388 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_skip_while.rs:93:17
Dec 06 03:58:45.388 INFO [stderr]    |
Dec 06 03:58:45.388 INFO [stderr] 93 |                 Pin::set(self.pending_fut(), Some(fut));
Dec 06 03:58:45.388 INFO [stderr]    |                 ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.388 INFO [stderr]    |
Dec 06 03:58:45.388 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.388 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.388 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.388 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.388 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.388 INFO [stderr] 
Dec 06 03:58:45.388 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<Fut> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.388 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_skip_while.rs:99:13
Dec 06 03:58:45.388 INFO [stderr]    |
Dec 06 03:58:45.388 INFO [stderr] 99 |             Pin::set(self.pending_fut(), None);
Dec 06 03:58:45.388 INFO [stderr]    |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.388 INFO [stderr]    |
Dec 06 03:58:45.388 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<Fut> as std::ops::Deref>::Target`
Dec 06 03:58:45.388 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.388 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<Fut> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.388 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:45.388 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.388 INFO [stderr] 
Dec 06 03:58:45.816 INFO [stderr] error[E0277]: the size for values of type `<&mut sink::with::State<Fut, <Si as futures_sink::Sink>::SinkItem> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.829 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/sink/with.rs:131:13
Dec 06 03:58:45.829 INFO [stderr]     |
Dec 06 03:58:45.829 INFO [stderr] 131 |             Pin::set(self.state(), State::Buffered(buffered));
Dec 06 03:58:45.829 INFO [stderr]     |             ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.829 INFO [stderr]     |
Dec 06 03:58:45.829 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut sink::with::State<Fut, <Si as futures_sink::Sink>::SinkItem> as std::ops::Deref>::Target`
Dec 06 03:58:45.829 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.829 INFO [stderr]     = help: consider adding a `where <&mut sink::with::State<Fut, <Si as futures_sink::Sink>::SinkItem> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.829 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 06 03:58:45.829 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.829 INFO [stderr] 
Dec 06 03:58:45.829 INFO [stderr] error[E0277]: the size for values of type `<&mut sink::with::State<Fut, <Si as futures_sink::Sink>::SinkItem> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.829 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/sink/with.rs:162:9
Dec 06 03:58:45.829 INFO [stderr]     |
Dec 06 03:58:45.829 INFO [stderr] 162 |         Pin::set(self.state(), State::Process(item));
Dec 06 03:58:45.829 INFO [stderr]     |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.841 INFO [stderr]     |
Dec 06 03:58:45.841 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut sink::with::State<Fut, <Si as futures_sink::Sink>::SinkItem> as std::ops::Deref>::Target`
Dec 06 03:58:45.841 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.841 INFO [stderr]     = help: consider adding a `where <&mut sink::with::State<Fut, <Si as futures_sink::Sink>::SinkItem> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.841 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 06 03:58:45.841 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.841 INFO [stderr] 
Dec 06 03:58:45.965 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<St> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.965 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/sink/with_flat_map.rs:105:9
Dec 06 03:58:45.965 INFO [stderr]     |
Dec 06 03:58:45.965 INFO [stderr] 105 |         Pin::set(stream, None);
Dec 06 03:58:45.965 INFO [stderr]     |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:45.965 INFO [stderr]     |
Dec 06 03:58:45.966 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<St> as std::ops::Deref>::Target`
Dec 06 03:58:45.966 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:45.966 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<St> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:45.966 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 06 03:58:45.966 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 06 03:58:45.966 INFO [stderr] 
Dec 06 03:58:45.980 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<St> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:45.980 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/sink/with_flat_map.rs:147:9
Dec 06 03:58:45.981 INFO [stderr]     |
Dec 06 03:58:45.981 INFO [stderr] 147 |         Pin::set(self.stream(), Some(stream));
Dec 06 03:58:45.981 INFO [stderr]     |         ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:46.004 INFO [stderr]     |
Dec 06 03:58:46.005 INFO [stderr]     = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<St> as std::ops::Deref>::Target`
Dec 06 03:58:46.005 INFO [stderr]     = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:46.005 INFO [stderr]     = help: consider adding a `where <&mut std::option::Option<St> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:46.005 INFO [stderr]     = note: all function arguments must have a statically known size
Dec 06 03:58:46.005 INFO [stderr]     = help: unsized locals are gated as an unstable feature
Dec 06 03:58:46.005 INFO [stderr] 
Dec 06 03:58:46.328 INFO [stderr]    Compiling tokio-executor v0.1.5
Dec 06 03:58:46.328 INFO [stderr]    Compiling tokio-io v0.1.10
Dec 06 03:58:47.122 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<St> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:47.122 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/stream/for_each_concurrent.rs:83:21
Dec 06 03:58:47.122 INFO [stderr]    |
Dec 06 03:58:47.122 INFO [stderr] 83 |                     Pin::set(self.stream(), None);
Dec 06 03:58:47.122 INFO [stderr]    |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:47.122 INFO [stderr]    |
Dec 06 03:58:47.122 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<St> as std::ops::Deref>::Target`
Dec 06 03:58:47.122 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:47.122 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<St> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:47.122 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:47.122 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:47.122 INFO [stderr] 
Dec 06 03:58:47.320 INFO [stderr] error[E0277]: the size for values of type `<&mut std::option::Option<St> as std::ops::Deref>::Target` cannot be known at compilation time
Dec 06 03:58:47.320 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.9/src/try_stream/try_for_each_concurrent.rs:83:21
Dec 06 03:58:47.320 INFO [stderr]    |
Dec 06 03:58:47.320 INFO [stderr] 83 |                     Pin::set(self.stream(), None);
Dec 06 03:58:47.320 INFO [stderr]    |                     ^^^^^^^^ doesn't have a size known at compile-time
Dec 06 03:58:47.320 INFO [stderr]    |
Dec 06 03:58:47.320 INFO [stderr]    = help: the trait `std::marker::Sized` is not implemented for `<&mut std::option::Option<St> as std::ops::Deref>::Target`
Dec 06 03:58:47.320 INFO [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 06 03:58:47.320 INFO [stderr]    = help: consider adding a `where <&mut std::option::Option<St> as std::ops::Deref>::Target: std::marker::Sized` bound
Dec 06 03:58:47.320 INFO [stderr]    = note: all function arguments must have a statically known size
Dec 06 03:58:47.320 INFO [stderr]    = help: unsized locals are gated as an unstable feature
Dec 06 03:58:47.320 INFO [stderr] 
Dec 06 03:58:47.488 INFO [stderr] error: aborting due to 39 previous errors
Dec 06 03:58:47.488 INFO [stderr] 
Dec 06 03:58:47.488 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 06 03:58:47.500 INFO [stderr] error: Could not compile `futures-util-preview`.
Dec 06 03:58:47.500 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 06 03:58:48.940 INFO [stderr] error: build failed
Dec 06 03:58:48.940 INFO [stderr] su: No module specific data is present
Dec 06 03:58:50.064 INFO running `"docker" "inspect" "b5f39f7934ede2146fd1dc499f027cce16f3598a3644b3c6d0e1760fa3c6067c"`
Dec 06 03:58:50.390 INFO running `"docker" "rm" "-f" "b5f39f7934ede2146fd1dc499f027cce16f3598a3644b3c6d0e1760fa3c6067c"`
Dec 06 03:58:50.680 INFO [stdout] b5f39f7934ede2146fd1dc499f027cce16f3598a3644b3c6d0e1760fa3c6067c