[INFO] fetching crate ops-on-fn 0.0.1...
[INFO] testing ops-on-fn-0.0.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate ops-on-fn 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ops-on-fn 0.0.1
[INFO] finished tweaking crates.io crate ops-on-fn 0.0.1
[INFO] tweaked toml for crates.io crate ops-on-fn 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ops-on-fn 0.0.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1
[INFO] running `Command { std: "docker" "start" "07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling ops-on-fn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unboxed_closures)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     extern "rust-call" fn call_once(self, args: Args) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T, Args> FnOnce<Args> for Not<T>
[INFO] [stdout]    |               ^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     extern "rust-call" fn call_mut(&mut self, args: Args) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnMut` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T, Args> FnMut<Args> for Not<T>
[INFO] [stdout]    |               ^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:163:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     extern "rust-call" fn call(&self, args: Args) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `Fn` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<T, Args> Fn<Args> for Not<T>
[INFO] [stdout]    |               ^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `Fn`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:76:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     extern "rust-call" fn call_once(self, args: Args) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<T, Args, O> FnOnce<Args> for NotMut<T>
[INFO] [stdout]    |                  ^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     extern "rust-call" fn call_mut(&mut self, args: Args) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnMut` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:62:18
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<T, Args, O> FnMut<Args> for NotMut<T>
[INFO] [stdout]    |                  ^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:163:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     extern "rust-call" fn call_once(self, args: Args) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:79:18
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl<T, Args, O> FnOnce<Args> for NotOnce<T>
[INFO] [stdout]    |                  ^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `Fn` trait must be a tuple
[INFO] [stdout]   --> src/ops_fn.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T, Args> OpsFn<Args> for T where T: Fn<Args> {}
[INFO] [stdout]    |                                          ^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `Fn`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:76:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnMut` trait must be a tuple
[INFO] [stdout]  --> src/ops_fn_mut.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl<T, Args> OpsFnMut<Args> for T where T: FnMut<Args> {}
[INFO] [stdout]   |                                             ^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]   |
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]  --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:163:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/ops_fn_once.rs:11:46
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T, Args> OpsFnOnce<Args> for T where T: FnOnce<Args> {}
[INFO] [stdout]    |                                              ^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     type Output = <T::Output as ops::Not>::Output;
[INFO] [stdout]    |                    ^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     T: FnOnce<Args> + Sized,
[INFO] [stdout]    |        ^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnMut` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     T: FnMut<Args> + Sized,
[INFO] [stdout]    |        ^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:163:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `Fn` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     T: Fn<Args> + Sized,
[INFO] [stdout]    |        ^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `Fn`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:76:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |     T: FnOnce<Args, Output = O>,
[INFO] [stdout]    |                     ^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:65:20
[INFO] [stdout]    |
[INFO] [stdout] 65 |     T: FnMut<Args, Output = O>,
[INFO] [stdout]    |                    ^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     T: FnOnce<Args, Output = O>,
[INFO] [stdout]    |                     ^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `Fn` trait must be a tuple
[INFO] [stdout]  --> src/ops_fn.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Self: Fn<Args>,
[INFO] [stdout]   |               ^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]   |
[INFO] [stdout] note: required by a bound in `Fn`
[INFO] [stdout]  --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:76:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Args` is not a tuple
[INFO] [stdout]   --> src/not.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 |         !self.0.call_once(args)
[INFO] [stdout]    |                 --------- ^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `call_once`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         !self.0.call_once(args)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Args` is not a tuple
[INFO] [stdout]   --> src/not.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |         !self.0.call_mut(args)
[INFO] [stdout]    |                 -------- ^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `call_mut`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:166:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         !self.0.call_mut(args)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Args` is not a tuple
[INFO] [stdout]   --> src/not.rs:40:22
[INFO] [stdout]    |
[INFO] [stdout] 40 |         !self.0.call(args)
[INFO] [stdout]    |                 ---- ^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `call`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:79:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> src/not.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         !self.0.call(args)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:242:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Args` is not a tuple
[INFO] [stdout]   --> src/not.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |         !self.0.call_once(args)
[INFO] [stdout]    |                 --------- ^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `call_once`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Args` is not a tuple
[INFO] [stdout]   --> src/not.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |         !self.0.call_mut(args)
[INFO] [stdout]    |                 -------- ^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `call_mut`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:166:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Args` is not a tuple
[INFO] [stdout]   --> src/not.rs:86:27
[INFO] [stdout]    |
[INFO] [stdout] 86 |         !self.0.call_once(args)
[INFO] [stdout]    |                 --------- ^^^^ the nightly-only, unstable trait `std::marker::Tuple` is not implemented for `Args`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `call_once`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0059, E0277, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0059`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ops-on-fn` (lib) due to 33 previous errors
[INFO] running `Command { std: "docker" "inspect" "07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1", kill_on_drop: false }`
[INFO] [stdout] 07904f700e9cbb382ab82c6471b8578025270588bb3cc36cf4a3db47e7c74ba1
