[INFO] fetching crate kick 0.1.2... [INFO] checking kick-0.1.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate kick 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate kick 0.1.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kick 0.1.2 [INFO] finished tweaking crates.io crate kick 0.1.2 [INFO] tweaked toml for crates.io crate kick 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5849749653ef84f3465c8335d9ebe36cfcc1fbef5d655a1e8cf5c7e7aea968fd [INFO] running `Command { std: "docker" "start" "-a" "5849749653ef84f3465c8335d9ebe36cfcc1fbef5d655a1e8cf5c7e7aea968fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5849749653ef84f3465c8335d9ebe36cfcc1fbef5d655a1e8cf5c7e7aea968fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5849749653ef84f3465c8335d9ebe36cfcc1fbef5d655a1e8cf5c7e7aea968fd", kill_on_drop: false }` [INFO] [stdout] 5849749653ef84f3465c8335d9ebe36cfcc1fbef5d655a1e8cf5c7e7aea968fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f20b8f4994788e88cd3d298d5696e19da6143a35551693bbdccb411773edff97 [INFO] running `Command { std: "docker" "start" "-a" "f20b8f4994788e88cd3d298d5696e19da6143a35551693bbdccb411773edff97", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking kick v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/stream/slot.rs:54:44 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn push(&mut self, t: T) -> Option<(Box>)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 - pub fn push(&mut self, t: T) -> Option<(Box>)> { [INFO] [stdout] 54 + pub fn push(&mut self, t: T) -> Option>> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/tests/mod.rs:108:19 [INFO] [stdout] | [INFO] [stdout] 108 | fn test_cell_1() {; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/stream/slot.rs:54:44 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn push(&mut self, t: T) -> Option<(Box>)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 - pub fn push(&mut self, t: T) -> Option<(Box>)> { [INFO] [stdout] 54 + pub fn push(&mut self, t: T) -> Option>> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:20:55 [INFO] [stdout] | [INFO] [stdout] 20 | pub type MomentBox<'a, T, Tr: Transaction<'a> + 'a> = StateBox + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | pub type MomentBox<'a, T, Tr: Transaction<'a> + 'a> = dyn StateBox + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/stream/slot.rs:13:64 [INFO] [stdout] | [INFO] [stdout] 13 | pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = Fn(T) -> Option>> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 | pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = dyn Fn(T) -> Option>> + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/stream/slot.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | FnMut(T) -> Option>> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | dyn FnMut(T) -> Option>> + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:20:55 [INFO] [stdout] | [INFO] [stdout] 20 | pub type MomentBox<'a, T, Tr: Transaction<'a> + 'a> = StateBox + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 | pub type MomentBox<'a, T, Tr: Transaction<'a> + 'a> = dyn StateBox + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/stream/slot.rs:13:64 [INFO] [stdout] | [INFO] [stdout] 13 | pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = Fn(T) -> Option>> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 | pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = dyn Fn(T) -> Option>> + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/stream/slot.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | FnMut(T) -> Option>> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 | dyn FnMut(T) -> Option>> + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:17:56 [INFO] [stdout] | [INFO] [stdout] 17 | pub type MomentOnce<'a, T, Tr: Transaction<'a> + 'a> = StateOnce + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 | pub type MomentOnce<'a, T, Tr: Transaction<'a> + 'a> = dyn StateOnce + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:23:55 [INFO] [stdout] | [INFO] [stdout] 23 | pub type MomentMut<'a, T, Tr: Transaction<'a> + 'a> = StateMut + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | pub type MomentMut<'a, T, Tr: Transaction<'a> + 'a> = dyn StateMut + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:26:52 [INFO] [stdout] | [INFO] [stdout] 26 | pub type Moment<'a, T, Tr: Transaction<'a> + 'a> = State + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 | pub type Moment<'a, T, Tr: Transaction<'a> + 'a> = dyn State + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:17:56 [INFO] [stdout] | [INFO] [stdout] 17 | pub type MomentOnce<'a, T, Tr: Transaction<'a> + 'a> = StateOnce + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 | pub type MomentOnce<'a, T, Tr: Transaction<'a> + 'a> = dyn StateOnce + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:23:55 [INFO] [stdout] | [INFO] [stdout] 23 | pub type MomentMut<'a, T, Tr: Transaction<'a> + 'a> = StateMut + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 | pub type MomentMut<'a, T, Tr: Transaction<'a> + 'a> = dyn StateMut + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/moment.rs:26:52 [INFO] [stdout] | [INFO] [stdout] 26 | pub type Moment<'a, T, Tr: Transaction<'a> + 'a> = State + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 | pub type Moment<'a, T, Tr: Transaction<'a> + 'a> = dyn State + 'a; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state/refs.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | fn run_once(mut self, state: &mut S) -> Self::Output { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream/slot.rs:61:23 [INFO] [stdout] | [INFO] [stdout] 61 | Slot::Mut(mut f) => f(t).map(move |r| (Some(Slot::Mut(f)), r)), [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/tests/mod.rs:56:18 [INFO] [stdout] | [INFO] [stdout] 56 | st(move |s: &mut _| x * 2) => x; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:17:32 [INFO] [stdout] | [INFO] [stdout] 17 | pub type MomentOnce<'a, T, Tr: Transaction<'a> + 'a> = StateOnce + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/tests/mod.rs:57:18 [INFO] [stdout] | [INFO] [stdout] 57 | st(move |s: &mut _| x + 6).map(|x| x * 3).map(|x| st(move |s: &mut _| x / 2)).join() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/tests/mod.rs:57:68 [INFO] [stdout] | [INFO] [stdout] 57 | st(move |s: &mut _| x + 6).map(|x| x * 3).map(|x| st(move |s: &mut _| x / 2)).join() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:20:31 [INFO] [stdout] | [INFO] [stdout] 20 | pub type MomentBox<'a, T, Tr: Transaction<'a> + 'a> = StateBox + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/tests/mod.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | st(|s: &mut _| 1) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | pub type MomentMut<'a, T, Tr: Transaction<'a> + 'a> = StateMut + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:26:28 [INFO] [stdout] | [INFO] [stdout] 26 | pub type Moment<'a, T, Tr: Transaction<'a> + 'a> = State + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/cell/mod.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | ::std::mem::replace(&mut *self.0.borrow_mut(), value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = ::std::mem::replace(&mut *self.0.borrow_mut(), value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/slot.rs:13:25 [INFO] [stdout] | [INFO] [stdout] 13 | pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = Fn(T) -> Option>> + 'a; [INFO] [stdout] | ^^ ^^ ^^^^^^^^^^^^^^^ ^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove these bounds [INFO] [stdout] | [INFO] [stdout] 13 - pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = Fn(T) -> Option>> + 'a; [INFO] [stdout] 13 + pub type SlotFn<'a, 'b, T, Tr> = Fn(T) -> Option>> + 'a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/slot.rs:14:28 [INFO] [stdout] | [INFO] [stdout] 14 | pub type SlotFnMut<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = [INFO] [stdout] | ^^ ^^ ^^^^^^^^^^^^^^^ ^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove these bounds [INFO] [stdout] | [INFO] [stdout] 14 - pub type SlotFnMut<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = [INFO] [stdout] 14 + pub type SlotFnMut<'a, 'b, T, Tr> = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/stream/slot.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::mem::replace(self, slot); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 69 | let _ = ::std::mem::replace(self, slot); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/tests/mod.rs:184:33 [INFO] [stdout] | [INFO] [stdout] 184 | let m = m.bind(|x| st(move |s: &mut _| x + 6)); // (10) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/tests/mod.rs:186:32 [INFO] [stdout] | [INFO] [stdout] 186 | let m = m.map(|x| st(move |s: &mut _| x / 2)); // ((15)) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/state/refs.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | fn run_once(mut self, state: &mut S) -> Self::Output { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream/slot.rs:61:23 [INFO] [stdout] | [INFO] [stdout] 61 | Slot::Mut(mut f) => f(t).map(move |r| (Some(Slot::Mut(f)), r)), [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_macro_1` is never used [INFO] [stdout] --> src/tests/mod.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn test_macro_1() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:17:32 [INFO] [stdout] | [INFO] [stdout] 17 | pub type MomentOnce<'a, T, Tr: Transaction<'a> + 'a> = StateOnce + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:20:31 [INFO] [stdout] | [INFO] [stdout] 20 | pub type MomentBox<'a, T, Tr: Transaction<'a> + 'a> = StateBox + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | pub type MomentMut<'a, T, Tr: Transaction<'a> + 'a> = StateMut + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/moment.rs:26:28 [INFO] [stdout] | [INFO] [stdout] 26 | pub type Moment<'a, T, Tr: Transaction<'a> + 'a> = State + 'a; [INFO] [stdout] | --^^^^^^^^^^^^^^^---^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/cell/mod.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | ::std::mem::replace(&mut *self.0.borrow_mut(), value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = ::std::mem::replace(&mut *self.0.borrow_mut(), value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/slot.rs:13:25 [INFO] [stdout] | [INFO] [stdout] 13 | pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = Fn(T) -> Option>> + 'a; [INFO] [stdout] | ^^ ^^ ^^^^^^^^^^^^^^^ ^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove these bounds [INFO] [stdout] | [INFO] [stdout] 13 - pub type SlotFn<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = Fn(T) -> Option>> + 'a; [INFO] [stdout] 13 + pub type SlotFn<'a, 'b, T, Tr> = Fn(T) -> Option>> + 'a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/slot.rs:14:28 [INFO] [stdout] | [INFO] [stdout] 14 | pub type SlotFnMut<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = [INFO] [stdout] | ^^ ^^ ^^^^^^^^^^^^^^^ ^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove these bounds [INFO] [stdout] | [INFO] [stdout] 14 - pub type SlotFnMut<'a, 'b: 'a, T: 'a, Tr: Transaction<'b> + 'b> = [INFO] [stdout] 14 + pub type SlotFnMut<'a, 'b, T, Tr> = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/stream/slot.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | ::std::mem::replace(self, slot); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 69 | let _ = ::std::mem::replace(self, slot); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s [INFO] running `Command { std: "docker" "inspect" "f20b8f4994788e88cd3d298d5696e19da6143a35551693bbdccb411773edff97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f20b8f4994788e88cd3d298d5696e19da6143a35551693bbdccb411773edff97", kill_on_drop: false }` [INFO] [stdout] f20b8f4994788e88cd3d298d5696e19da6143a35551693bbdccb411773edff97