[INFO] fetching crate tupl 0.5.1...
[INFO] checking tupl-0.5.1 against try#b6bca0d7327839b5e3f7a7779947cb9113d08917+rustflags=-Zstrict-projection-item-bounds for 150662-leaf
[INFO] extracting crate tupl 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tupl 0.5.1
[INFO] finished tweaking crates.io crate tupl 0.5.1
[INFO] tweaked toml for crates.io crate tupl 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tupl 0.5.1 on toolchain b6bca0d7327839b5e3f7a7779947cb9113d08917
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e44312f11583c75a92807e53190b2644b70c9a5b508685074fabf95f68eace86
[INFO] running `Command { std: "docker" "start" "-a" "e44312f11583c75a92807e53190b2644b70c9a5b508685074fabf95f68eace86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e44312f11583c75a92807e53190b2644b70c9a5b508685074fabf95f68eace86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44312f11583c75a92807e53190b2644b70c9a5b508685074fabf95f68eace86", kill_on_drop: false }`
[INFO] [stdout] e44312f11583c75a92807e53190b2644b70c9a5b508685074fabf95f68eace86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zstrict-projection-item-bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6de2f4980b588c9e2bfd2790b6406563a332dce75e9d7e440a6ac3377d81d091
[INFO] running `Command { std: "docker" "start" "-a" "6de2f4980b588c9e2bfd2790b6406563a332dce75e9d7e440a6ac3377d81d091", kill_on_drop: false }`
[INFO] [stderr]    Compiling tupl-macros v0.5.1
[INFO] [stderr]     Checking tupl v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0271]: expected `<Self as FnFutureOnce<T>>::Future` to be a future that resolves to `<<Self as FnOnce<T>>::Output as IntoFuture>::Output`, but it resolves to `<Self as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]   --> src/fns/future.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait FnFutureMut<T: Tuple>: FnMut<T> + FnFutureOnce<T> {}
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^ expected `core::future::IntoFuture::Output`, found `FnFutureOnce::FutOutput`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<Self as fns::FnOnce<T>>::Output as core::future::IntoFuture>::Output`
[INFO] [stdout]               found associated type `<Self as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnFutureOnce`
[INFO] [stdout]   --> src/fns/future.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub trait FnFutureOnce<T: Tuple>: FnOnce<T, Output: IntoFuture<IntoFuture = Self::Future>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `<F as FnFutureOnce<T>>::Future` to be a future that resolves to `<<F as FnOnce<T>>::Output as IntoFuture>::Output`, but it resolves to `<F as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]   --> src/fns/future.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T: Tuple, F: FnMut<T> + FnFutureOnce<T>> FnFutureMut<T> for F {}
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^ expected `core::future::IntoFuture::Output`, found `FnFutureOnce::FutOutput`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<F as fns::FnOnce<T>>::Output as core::future::IntoFuture>::Output`
[INFO] [stdout]               found associated type `<F as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnFutureOnce`
[INFO] [stdout]   --> src/fns/future.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub trait FnFutureOnce<T: Tuple>: FnOnce<T, Output: IntoFuture<IntoFuture = Self::Future>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `<Self as FnIteratorOnce<T>>::Iterator` to be an iterator that yields `<<Self as FnOnce<T>>::Output as IntoIterator>::Item`, but it yields `<Self as FnIteratorOnce<T>>::Item`
[INFO] [stdout]   --> src/fns/iter.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait FnIteratorMut<T: Tuple>: FnMut<T> + FnIteratorOnce<T> {}
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^ expected `core::iter::IntoIterator::Item`, found `FnIteratorOnce::Item`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<Self as fns::FnOnce<T>>::Output as IntoIterator>::Item`
[INFO] [stdout]               found associated type `<Self as FnIteratorOnce<T>>::Item`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnIteratorOnce`
[INFO] [stdout]   --> src/fns/iter.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / pub trait FnIteratorOnce<T: Tuple>:
[INFO] [stdout]  5 | |     FnOnce<T, Output: IntoIterator<IntoIter = Self::Iterator>>
[INFO] [stdout]    | |______________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `<F as FnIteratorOnce<T>>::Iterator` to be an iterator that yields `<<F as FnOnce<T>>::Output as IntoIterator>::Item`, but it yields `<F as FnIteratorOnce<T>>::Item`
[INFO] [stdout]   --> src/fns/iter.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<T: Tuple, F: FnMut<T> + FnIteratorOnce<T>> FnIteratorMut<T> for F {}
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^ expected `core::iter::IntoIterator::Item`, found `FnIteratorOnce::Item`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<F as fns::FnOnce<T>>::Output as IntoIterator>::Item`
[INFO] [stdout]               found associated type `<F as FnIteratorOnce<T>>::Item`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnIteratorOnce`
[INFO] [stdout]   --> src/fns/iter.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / pub trait FnIteratorOnce<T: Tuple>:
[INFO] [stdout]  5 | |     FnOnce<T, Output: IntoIterator<IntoIter = Self::Iterator>>
[INFO] [stdout]    | |______________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `<Self as FnFutureOnce<T>>::Future` to be a future that resolves to `<<Self as FnOnce<T>>::Output as IntoFuture>::Output`, but it resolves to `<Self as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]   --> src/fns/future.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait FnFutureMut<T: Tuple>: FnMut<T> + FnFutureOnce<T> {}
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^ expected `core::future::IntoFuture::Output`, found `FnFutureOnce::FutOutput`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<Self as fns::FnOnce<T>>::Output as core::future::IntoFuture>::Output`
[INFO] [stdout]               found associated type `<Self as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnFutureOnce`
[INFO] [stdout]   --> src/fns/future.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub trait FnFutureOnce<T: Tuple>: FnOnce<T, Output: IntoFuture<IntoFuture = Self::Future>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `<F as FnFutureOnce<T>>::Future` to be a future that resolves to `<<F as FnOnce<T>>::Output as IntoFuture>::Output`, but it resolves to `<F as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]   --> src/fns/future.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T: Tuple, F: FnMut<T> + FnFutureOnce<T>> FnFutureMut<T> for F {}
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^ expected `core::future::IntoFuture::Output`, found `FnFutureOnce::FutOutput`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<F as fns::FnOnce<T>>::Output as core::future::IntoFuture>::Output`
[INFO] [stdout]               found associated type `<F as FnFutureOnce<T>>::FutOutput`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnFutureOnce`
[INFO] [stdout]   --> src/fns/future.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub trait FnFutureOnce<T: Tuple>: FnOnce<T, Output: IntoFuture<IntoFuture = Self::Future>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `<Self as FnIteratorOnce<T>>::Iterator` to be an iterator that yields `<<Self as FnOnce<T>>::Output as IntoIterator>::Item`, but it yields `<Self as FnIteratorOnce<T>>::Item`
[INFO] [stdout]   --> src/fns/iter.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait FnIteratorMut<T: Tuple>: FnMut<T> + FnIteratorOnce<T> {}
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^ expected `core::iter::IntoIterator::Item`, found `FnIteratorOnce::Item`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<Self as fns::FnOnce<T>>::Output as IntoIterator>::Item`
[INFO] [stdout]               found associated type `<Self as FnIteratorOnce<T>>::Item`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnIteratorOnce`
[INFO] [stdout]   --> src/fns/iter.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / pub trait FnIteratorOnce<T: Tuple>:
[INFO] [stdout]  5 | |     FnOnce<T, Output: IntoIterator<IntoIter = Self::Iterator>>
[INFO] [stdout]    | |______________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `<F as FnIteratorOnce<T>>::Iterator` to be an iterator that yields `<<F as FnOnce<T>>::Output as IntoIterator>::Item`, but it yields `<F as FnIteratorOnce<T>>::Item`
[INFO] [stdout]   --> src/fns/iter.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<T: Tuple, F: FnMut<T> + FnIteratorOnce<T>> FnIteratorMut<T> for F {}
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^ expected `core::iter::IntoIterator::Item`, found `FnIteratorOnce::Item`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected associated type `<<F as fns::FnOnce<T>>::Output as IntoIterator>::Item`
[INFO] [stdout]               found associated type `<F as FnIteratorOnce<T>>::Item`
[INFO] [stdout]    = note: an associated type was expected, but a different one was found
[INFO] [stdout] note: required by a bound in `FnIteratorOnce`
[INFO] [stdout]   --> src/fns/iter.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | / pub trait FnIteratorOnce<T: Tuple>:
[INFO] [stdout]  5 | |     FnOnce<T, Output: IntoIterator<IntoIter = Self::Iterator>>
[INFO] [stdout]    | |______________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tupl` (lib test) due to 4 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tupl` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "6de2f4980b588c9e2bfd2790b6406563a332dce75e9d7e440a6ac3377d81d091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de2f4980b588c9e2bfd2790b6406563a332dce75e9d7e440a6ac3377d81d091", kill_on_drop: false }`
[INFO] [stdout] 6de2f4980b588c9e2bfd2790b6406563a332dce75e9d7e440a6ac3377d81d091