Dec 19 15:39:24.768 INFO checking iovxw/babel against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 15:39:24.769 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/iovxw/babel:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"` Dec 19 15:39:25.294 INFO [stdout] 5670f87d29a8c959975578304d9682ed37725395cd7deb508c896bc97be690a2 Dec 19 15:39:25.296 INFO running `"docker" "start" "-a" "5670f87d29a8c959975578304d9682ed37725395cd7deb508c896bc97be690a2"` Dec 19 15:39:28.364 INFO [stderr] Checking pin-utils v0.1.0-alpha.2 Dec 19 15:39:28.365 INFO [stderr] Compiling actix-web v0.7.7 Dec 19 15:39:28.388 INFO [stderr] Checking tokio-channel v0.1.0 Dec 19 15:39:28.389 INFO [stderr] Compiling openssl-sys v0.9.35 Dec 19 15:39:28.389 INFO [stderr] Checking futures-core-preview v0.3.0-alpha.6 Dec 19 15:39:28.391 INFO [stderr] Checking uuid v0.6.5 Dec 19 15:39:28.391 INFO [stderr] Checking mio v0.6.16 Dec 19 15:39:28.393 INFO [stderr] Checking http v0.1.12 Dec 19 15:39:28.967 INFO [stderr] Compiling derive_builder_core v0.2.0 Dec 19 15:39:29.273 INFO [stderr] error[E0432]: unresolved import `core::pin::PinMut` Dec 19 15:39:29.273 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/future.rs:4:5 Dec 19 15:39:29.273 INFO [stderr] | Dec 19 15:39:29.274 INFO [stderr] 4 | use core::pin::PinMut; Dec 19 15:39:29.274 INFO [stderr] | ^^^^^^^^^^^^^^^^^ no `PinMut` in `pin` Dec 19 15:39:29.274 INFO [stderr] Dec 19 15:39:29.280 INFO [stderr] error[E0432]: unresolved imports `core::future::FutureObj`, `core::future::LocalFutureObj`, `core::future::UnsafeFutureObj` Dec 19 15:39:29.280 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/future.rs:6:32 Dec 19 15:39:29.281 INFO [stderr] | Dec 19 15:39:29.281 INFO [stderr] 6 | pub use core::future::{Future, FutureObj, LocalFutureObj, UnsafeFutureObj}; Dec 19 15:39:29.281 INFO [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ no `UnsafeFutureObj` in `future` Dec 19 15:39:29.282 INFO [stderr] | | | Dec 19 15:39:29.282 INFO [stderr] | | no `LocalFutureObj` in `future` Dec 19 15:39:29.282 INFO [stderr] | no `FutureObj` in `future`. Did you mean to use `Future`? Dec 19 15:39:29.282 INFO [stderr] Dec 19 15:39:29.283 INFO [stderr] error[E0432]: unresolved import `core::pin::PinMut` Dec 19 15:39:29.283 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:5:5 Dec 19 15:39:29.284 INFO [stderr] | Dec 19 15:39:29.284 INFO [stderr] 5 | use core::pin::PinMut; Dec 19 15:39:29.284 INFO [stderr] | ^^^^^^^^^^^^^^^^^ no `PinMut` in `pin` Dec 19 15:39:29.284 INFO [stderr] Dec 19 15:39:29.285 INFO [stderr] error[E0432]: unresolved import `core::pin::PinMut` Dec 19 15:39:29.285 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:5:5 Dec 19 15:39:29.285 INFO [stderr] | Dec 19 15:39:29.286 INFO [stderr] 5 | use core::pin::PinMut; Dec 19 15:39:29.286 INFO [stderr] | ^^^^^^^^^^^^^^^^^ no `PinMut` in `pin` Dec 19 15:39:29.286 INFO [stderr] Dec 19 15:39:29.287 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std` Dec 19 15:39:29.287 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:196:9 Dec 19 15:39:29.287 INFO [stderr] | Dec 19 15:39:29.287 INFO [stderr] 196 | use std::boxed::Box; Dec 19 15:39:29.288 INFO [stderr] | ^^^ use of undeclared type or module `std` Dec 19 15:39:29.288 INFO [stderr] Dec 19 15:39:29.288 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std` Dec 19 15:39:29.288 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:197:9 Dec 19 15:39:29.289 INFO [stderr] | Dec 19 15:39:29.289 INFO [stderr] 197 | use std::pin::PinBox; Dec 19 15:39:29.289 INFO [stderr] | ^^^ use of undeclared type or module `std` Dec 19 15:39:29.289 INFO [stderr] Dec 19 15:39:29.290 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std` Dec 19 15:39:29.290 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:131:9 Dec 19 15:39:29.290 INFO [stderr] | Dec 19 15:39:29.290 INFO [stderr] 131 | use std::boxed::Box; Dec 19 15:39:29.291 INFO [stderr] | ^^^ use of undeclared type or module `std` Dec 19 15:39:29.291 INFO [stderr] Dec 19 15:39:29.291 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std` Dec 19 15:39:29.291 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:132:9 Dec 19 15:39:29.291 INFO [stderr] | Dec 19 15:39:29.291 INFO [stderr] 132 | use std::pin::PinBox; Dec 19 15:39:29.291 INFO [stderr] | ^^^ use of undeclared type or module `std` Dec 19 15:39:29.291 INFO [stderr] Dec 19 15:39:29.291 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std` Dec 19 15:39:29.292 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/task.rs:10:13 Dec 19 15:39:29.292 INFO [stderr] | Dec 19 15:39:29.292 INFO [stderr] 10 | pub use std::task::{Wake, local_waker, local_waker_from_nonlocal}; Dec 19 15:39:29.292 INFO [stderr] | ^^^ use of undeclared type or module `std` Dec 19 15:39:29.292 INFO [stderr] Dec 19 15:39:29.293 INFO [stderr] error[E0432]: unresolved imports `core::task::Context`, `core::task::Spawn`, `core::task::SpawnErrorKind`, `core::task::SpawnObjError`, `core::task::SpawnLocalObjError` Dec 19 15:39:29.293 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/task.rs:4:5 Dec 19 15:39:29.293 INFO [stderr] | Dec 19 15:39:29.293 INFO [stderr] 4 | Context, Poll, Spawn, Dec 19 15:39:29.293 INFO [stderr] | ^^^^^^^ ^^^^^ no `Spawn` in `task` Dec 19 15:39:29.293 INFO [stderr] | | Dec 19 15:39:29.293 INFO [stderr] | no `Context` in `task` Dec 19 15:39:29.293 INFO [stderr] 5 | Waker, LocalWaker, UnsafeWake, Dec 19 15:39:29.293 INFO [stderr] 6 | SpawnErrorKind, SpawnObjError, SpawnLocalObjError, Dec 19 15:39:29.293 INFO [stderr] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ no `SpawnLocalObjError` in `task` Dec 19 15:39:29.293 INFO [stderr] | | | Dec 19 15:39:29.293 INFO [stderr] | | no `SpawnObjError` in `task` Dec 19 15:39:29.293 INFO [stderr] | no `SpawnErrorKind` in `task` Dec 19 15:39:29.293 INFO [stderr] Dec 19 15:39:29.316 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box` Dec 19 15:39:29.316 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:203:13 Dec 19 15:39:29.316 INFO [stderr] | Dec 19 15:39:29.316 INFO [stderr] 203 | Box::into_raw(self) as *mut () Dec 19 15:39:29.316 INFO [stderr] | ^^^ use of undeclared type or module `Box` Dec 19 15:39:29.316 INFO [stderr] Dec 19 15:39:29.317 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Box` Dec 19 15:39:29.317 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:213:18 Dec 19 15:39:29.317 INFO [stderr] | Dec 19 15:39:29.317 INFO [stderr] 213 | drop(Box::from_raw(ptr as *mut F)) Dec 19 15:39:29.317 INFO [stderr] | ^^^ use of undeclared type or module `Box` Dec 19 15:39:29.317 INFO [stderr] Dec 19 15:39:29.328 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `PinBox` Dec 19 15:39:29.328 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:221:13 Dec 19 15:39:29.328 INFO [stderr] | Dec 19 15:39:29.328 INFO [stderr] 221 | PinBox::into_raw(self) as *mut () Dec 19 15:39:29.328 INFO [stderr] | ^^^^^^ use of undeclared type or module `PinBox` Dec 19 15:39:29.328 INFO [stderr] Dec 19 15:39:29.329 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `PinBox` Dec 19 15:39:29.329 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:231:18 Dec 19 15:39:29.329 INFO [stderr] | Dec 19 15:39:29.329 INFO [stderr] 231 | drop(PinBox::from_raw(ptr as *mut F)) Dec 19 15:39:29.329 INFO [stderr] | ^^^^^^ use of undeclared type or module `PinBox` Dec 19 15:39:29.329 INFO [stderr] Dec 19 15:39:29.406 INFO [stderr] error[E0433]: failed to resolve: could not find `std` in `{{root}}` Dec 19 15:39:29.406 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:156:34 Dec 19 15:39:29.406 INFO [stderr] | Dec 19 15:39:29.406 INFO [stderr] 156 | impl Stream for ::std::panic::AssertUnwindSafe { Dec 19 15:39:29.406 INFO [stderr] | ^^^ could not find `std` in `{{root}}` Dec 19 15:39:29.406 INFO [stderr] Dec 19 15:39:29.406 INFO [stderr] error[E0433]: failed to resolve: could not find `std` in `{{root}}` Dec 19 15:39:29.406 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:167:33 Dec 19 15:39:29.406 INFO [stderr] | Dec 19 15:39:29.406 INFO [stderr] 167 | impl Stream for ::std::collections::VecDeque { Dec 19 15:39:29.407 INFO [stderr] | ^^^ could not find `std` in `{{root}}` Dec 19 15:39:29.407 INFO [stderr] Dec 19 15:39:29.407 INFO [stderr] error[E0412]: cannot find type `Box` in this scope Dec 19 15:39:29.407 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:199:54 Dec 19 15:39:29.407 INFO [stderr] | Dec 19 15:39:29.407 INFO [stderr] 199 | unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for Box Dec 19 15:39:29.407 INFO [stderr] | ^^^ not found in this scope Dec 19 15:39:29.407 INFO [stderr] Dec 19 15:39:29.407 INFO [stderr] error[E0412]: cannot find type `PinBox` in this scope Dec 19 15:39:29.407 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:217:54 Dec 19 15:39:29.407 INFO [stderr] | Dec 19 15:39:29.407 INFO [stderr] 217 | unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for PinBox Dec 19 15:39:29.408 INFO [stderr] | ^^^^^^ not found in this scope Dec 19 15:39:29.408 INFO [stderr] Dec 19 15:39:29.408 INFO [stderr] error[E0412]: cannot find type `PinBox` in this scope Dec 19 15:39:29.408 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:235:53 Dec 19 15:39:29.408 INFO [stderr] | Dec 19 15:39:29.408 INFO [stderr] 235 | impl<'a, F: Stream + Send + 'a> From> for StreamObj<'a, ()> { Dec 19 15:39:29.408 INFO [stderr] | ^^^^^^ not found in this scope Dec 19 15:39:29.408 INFO [stderr] Dec 19 15:39:29.408 INFO [stderr] error[E0412]: cannot find type `PinBox` in this scope Dec 19 15:39:29.408 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:236:24 Dec 19 15:39:29.408 INFO [stderr] | Dec 19 15:39:29.408 INFO [stderr] 236 | fn from(boxed: PinBox) -> Self { Dec 19 15:39:29.408 INFO [stderr] | ^^^^^^ not found in this scope Dec 19 15:39:29.408 INFO [stderr] Dec 19 15:39:29.409 INFO [stderr] error[E0412]: cannot find type `Box` in this scope Dec 19 15:39:29.409 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:241:53 Dec 19 15:39:29.409 INFO [stderr] | Dec 19 15:39:29.409 INFO [stderr] 241 | impl<'a, F: Stream + Send + 'a> From> for StreamObj<'a, ()> { Dec 19 15:39:29.409 INFO [stderr] | ^^^ not found in this scope Dec 19 15:39:29.409 INFO [stderr] Dec 19 15:39:29.409 INFO [stderr] error[E0412]: cannot find type `Box` in this scope Dec 19 15:39:29.409 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:242:24 Dec 19 15:39:29.409 INFO [stderr] | Dec 19 15:39:29.409 INFO [stderr] 242 | fn from(boxed: Box) -> Self { Dec 19 15:39:29.409 INFO [stderr] | ^^^ not found in this scope Dec 19 15:39:29.409 INFO [stderr] Dec 19 15:39:29.409 INFO [stderr] error[E0412]: cannot find type `PinBox` in this scope Dec 19 15:39:29.409 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:247:46 Dec 19 15:39:29.409 INFO [stderr] | Dec 19 15:39:29.409 INFO [stderr] 247 | impl<'a, F: Stream + 'a> From> for LocalStreamObj<'a, ()> { Dec 19 15:39:29.409 INFO [stderr] | ^^^^^^ not found in this scope Dec 19 15:39:29.409 INFO [stderr] Dec 19 15:39:29.410 INFO [stderr] error[E0412]: cannot find type `PinBox` in this scope Dec 19 15:39:29.410 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:248:24 Dec 19 15:39:29.410 INFO [stderr] | Dec 19 15:39:29.410 INFO [stderr] 248 | fn from(boxed: PinBox) -> Self { Dec 19 15:39:29.410 INFO [stderr] | ^^^^^^ not found in this scope Dec 19 15:39:29.410 INFO [stderr] Dec 19 15:39:29.410 INFO [stderr] error[E0412]: cannot find type `Box` in this scope Dec 19 15:39:29.410 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:253:46 Dec 19 15:39:29.410 INFO [stderr] | Dec 19 15:39:29.410 INFO [stderr] 253 | impl<'a, F: Stream + 'a> From> for LocalStreamObj<'a, ()> { Dec 19 15:39:29.410 INFO [stderr] | ^^^ not found in this scope Dec 19 15:39:29.410 INFO [stderr] Dec 19 15:39:29.410 INFO [stderr] error[E0412]: cannot find type `Box` in this scope Dec 19 15:39:29.410 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:254:24 Dec 19 15:39:29.410 INFO [stderr] | Dec 19 15:39:29.411 INFO [stderr] 254 | fn from(boxed: Box) -> Self { Dec 19 15:39:29.411 INFO [stderr] | ^^^ not found in this scope Dec 19 15:39:29.411 INFO [stderr] Dec 19 15:39:29.411 INFO [stderr] error[E0412]: cannot find type `Box` in this scope Dec 19 15:39:29.411 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:134:49 Dec 19 15:39:29.411 INFO [stderr] | Dec 19 15:39:29.411 INFO [stderr] 134 | impl Stream for Box { Dec 19 15:39:29.411 INFO [stderr] | ^^^ not found in this scope Dec 19 15:39:29.411 INFO [stderr] Dec 19 15:39:29.411 INFO [stderr] error[E0412]: cannot find type `PinBox` in this scope Dec 19 15:39:29.411 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:145:41 Dec 19 15:39:29.411 INFO [stderr] | Dec 19 15:39:29.411 INFO [stderr] 145 | impl Stream for PinBox { Dec 19 15:39:29.411 INFO [stderr] | ^^^^^^ not found in this scope Dec 19 15:39:29.411 INFO [stderr] Dec 19 15:39:29.428 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.428 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:177:20 Dec 19 15:39:29.428 INFO [stderr] | Dec 19 15:39:29.428 INFO [stderr] 177 | unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for PinMut<'a, F> Dec 19 15:39:29.428 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.428 INFO [stderr] Dec 19 15:39:29.429 INFO [stderr] error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.429 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:71:10 Dec 19 15:39:29.429 INFO [stderr] | Dec 19 15:39:29.429 INFO [stderr] 71 | impl<'a, S: ?Sized + Stream> Stream for PinMut<'a, S> { Dec 19 15:39:29.429 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.429 INFO [stderr] Dec 19 15:39:29.429 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.429 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:199:24 Dec 19 15:39:29.429 INFO [stderr] | Dec 19 15:39:29.429 INFO [stderr] 199 | unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for Box Dec 19 15:39:29.429 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.429 INFO [stderr] Dec 19 15:39:29.429 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.430 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:217:24 Dec 19 15:39:29.430 INFO [stderr] | Dec 19 15:39:29.430 INFO [stderr] 217 | unsafe impl<'a, T, F> UnsafeStreamObj<'a, T> for PinBox Dec 19 15:39:29.430 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.430 INFO [stderr] Dec 19 15:39:29.430 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.430 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:235:14 Dec 19 15:39:29.430 INFO [stderr] | Dec 19 15:39:29.430 INFO [stderr] 235 | impl<'a, F: Stream + Send + 'a> From> for StreamObj<'a, ()> { Dec 19 15:39:29.430 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.430 INFO [stderr] Dec 19 15:39:29.430 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.430 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:241:14 Dec 19 15:39:29.430 INFO [stderr] | Dec 19 15:39:29.430 INFO [stderr] 241 | impl<'a, F: Stream + Send + 'a> From> for StreamObj<'a, ()> { Dec 19 15:39:29.431 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.431 INFO [stderr] Dec 19 15:39:29.431 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.431 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:247:14 Dec 19 15:39:29.431 INFO [stderr] | Dec 19 15:39:29.431 INFO [stderr] 247 | impl<'a, F: Stream + 'a> From> for LocalStreamObj<'a, ()> { Dec 19 15:39:29.431 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.431 INFO [stderr] Dec 19 15:39:29.431 INFO [stderr] error[E0207]: the type parameter `F` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.431 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/stream_obj.rs:253:14 Dec 19 15:39:29.431 INFO [stderr] | Dec 19 15:39:29.431 INFO [stderr] 253 | impl<'a, F: Stream + 'a> From> for LocalStreamObj<'a, ()> { Dec 19 15:39:29.431 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.431 INFO [stderr] Dec 19 15:39:29.431 INFO [stderr] error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.432 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:134:10 Dec 19 15:39:29.432 INFO [stderr] | Dec 19 15:39:29.432 INFO [stderr] 134 | impl Stream for Box { Dec 19 15:39:29.432 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.432 INFO [stderr] Dec 19 15:39:29.432 INFO [stderr] error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.432 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:145:10 Dec 19 15:39:29.432 INFO [stderr] | Dec 19 15:39:29.432 INFO [stderr] 145 | impl Stream for PinBox { Dec 19 15:39:29.432 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.432 INFO [stderr] Dec 19 15:39:29.432 INFO [stderr] error[E0207]: the type parameter `S` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.432 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:156:10 Dec 19 15:39:29.432 INFO [stderr] | Dec 19 15:39:29.433 INFO [stderr] 156 | impl Stream for ::std::panic::AssertUnwindSafe { Dec 19 15:39:29.433 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.433 INFO [stderr] Dec 19 15:39:29.433 INFO [stderr] error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates Dec 19 15:39:29.433 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.6/src/stream/mod.rs:167:10 Dec 19 15:39:29.433 INFO [stderr] | Dec 19 15:39:29.433 INFO [stderr] 167 | impl Stream for ::std::collections::VecDeque { Dec 19 15:39:29.433 INFO [stderr] | ^ unconstrained type parameter Dec 19 15:39:29.433 INFO [stderr] Dec 19 15:39:29.434 INFO [stderr] error: aborting due to 40 previous errors Dec 19 15:39:29.434 INFO [stderr] Dec 19 15:39:29.434 INFO [stderr] Some errors occurred: E0207, E0412, E0432, E0433. Dec 19 15:39:29.434 INFO [stderr] For more information about an error, try `rustc --explain E0207`. Dec 19 15:39:29.449 INFO [stderr] error: Could not compile `futures-core-preview`. Dec 19 15:39:29.449 INFO [stderr] warning: build failed, waiting for other jobs to finish... Dec 19 15:39:36.750 INFO [stderr] error: build failed Dec 19 15:39:37.500 INFO running `"docker" "inspect" "5670f87d29a8c959975578304d9682ed37725395cd7deb508c896bc97be690a2"` Dec 19 15:39:37.646 INFO running `"docker" "rm" "-f" "5670f87d29a8c959975578304d9682ed37725395cd7deb508c896bc97be690a2"` Dec 19 15:39:37.781 INFO [stdout] 5670f87d29a8c959975578304d9682ed37725395cd7deb508c896bc97be690a2