[INFO] crate dynstack 0.1.0 is already in cache
[INFO] extracting crate dynstack 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/dynstack/0.1.0
[INFO] extracting crate dynstack 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dynstack/0.1.0
[INFO] validating manifest of dynstack-0.1.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dynstack-0.1.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dynstack-0.1.0
[INFO] finished frobbing dynstack-0.1.0
[INFO] frobbed toml for dynstack-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/dynstack/0.1.0/Cargo.toml
[INFO] started frobbing dynstack-0.1.0
[INFO] finished frobbing dynstack-0.1.0
[INFO] frobbed toml for dynstack-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dynstack/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting dynstack-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/dynstack/0.1.0:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c3233f00421f58b7131a4de752675573b02995d3232b02f574e73279d80a9433
[INFO] running `"docker" "start" "-a" "c3233f00421f58b7131a4de752675573b02995d3232b02f574e73279d80a9433"`
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking dynstack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking criterion-plot v0.1.3
[INFO] [stderr]     Checking criterion-stats v0.1.3
[INFO] [stderr] warning: item `DynStack<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | / impl<T: ?Sized> DynStack<T> {
[INFO] [stderr] 120 | |     fn base_layout() -> Layout {
[INFO] [stderr] 121 | |         unsafe { Layout::from_size_align_unchecked(16, 16) }
[INFO] [stderr] 122 | |     }
[INFO] [stderr] ...   |
[INFO] [stderr] 212 | |     }
[INFO] [stderr] 213 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `DynStack<T>`
[INFO] [stderr]    --> src/lib.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 | /     pub fn new() -> Self {
[INFO] [stderr] 125 | |         Self {
[INFO] [stderr] 126 | |             offs_table: Vec::new(),
[INFO] [stderr] 127 | |             dyn_data: unsafe { alloc(Self::base_layout()) },
[INFO] [stderr] ...   |
[INFO] [stderr] 131 | |         }
[INFO] [stderr] 132 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 119 | impl Default for DynStack<T> {
[INFO] [stderr] 120 |     fn default() -> Self {
[INFO] [stderr] 121 |         Self::new()
[INFO] [stderr] 122 |     }
[INFO] [stderr] 123 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 | /     pub fn get<'a>(&'a self, index: usize) -> Option<&'a T> {
[INFO] [stderr] 184 | |         let item = self.offs_table.get(index)?;
[INFO] [stderr] 185 | |         let components = [self.dyn_data as usize + item.0, item.1];
[INFO] [stderr] 186 | |         let out = unsafe { &*recomp_fat(components) };
[INFO] [stderr] 187 | |         Some(out)
[INFO] [stderr] 188 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 | /     pub fn get_mut<'a>(&'a mut self, index: usize) -> Option<&'a mut T> {
[INFO] [stderr] 192 | |         let item = self.offs_table.get(index)?;
[INFO] [stderr] 193 | |         let components = [self.dyn_data as usize + item.0, item.1];
[INFO] [stderr] 194 | |         let out = unsafe { &mut *recomp_fat_mut(components) };
[INFO] [stderr] 195 | |         Some(out)
[INFO] [stderr] 196 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 | /     pub fn peek<'a>(&'a self) -> Option<&'a T> {
[INFO] [stderr] 200 | |         self.get(self.len() - 1)
[INFO] [stderr] 201 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 | /     pub fn peek_mut<'a>(&'a mut self) -> Option<&'a mut T> {
[INFO] [stderr] 205 | |         let index = self.len() - 1;
[INFO] [stderr] 206 | |         self.get_mut(index)
[INFO] [stderr] 207 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr]     Checking criterion v0.1.2
[INFO] [stderr] warning: item `DynStack<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | / impl<T: ?Sized> DynStack<T> {
[INFO] [stderr] 120 | |     fn base_layout() -> Layout {
[INFO] [stderr] 121 | |         unsafe { Layout::from_size_align_unchecked(16, 16) }
[INFO] [stderr] 122 | |     }
[INFO] [stderr] ...   |
[INFO] [stderr] 212 | |     }
[INFO] [stderr] 213 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `DynStack<T>`
[INFO] [stderr]    --> src/lib.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 | /     pub fn new() -> Self {
[INFO] [stderr] 125 | |         Self {
[INFO] [stderr] 126 | |             offs_table: Vec::new(),
[INFO] [stderr] 127 | |             dyn_data: unsafe { alloc(Self::base_layout()) },
[INFO] [stderr] ...   |
[INFO] [stderr] 131 | |         }
[INFO] [stderr] 132 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 119 | impl Default for DynStack<T> {
[INFO] [stderr] 120 |     fn default() -> Self {
[INFO] [stderr] 121 |         Self::new()
[INFO] [stderr] 122 |     }
[INFO] [stderr] 123 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 | /     pub fn get<'a>(&'a self, index: usize) -> Option<&'a T> {
[INFO] [stderr] 184 | |         let item = self.offs_table.get(index)?;
[INFO] [stderr] 185 | |         let components = [self.dyn_data as usize + item.0, item.1];
[INFO] [stderr] 186 | |         let out = unsafe { &*recomp_fat(components) };
[INFO] [stderr] 187 | |         Some(out)
[INFO] [stderr] 188 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 | /     pub fn get_mut<'a>(&'a mut self, index: usize) -> Option<&'a mut T> {
[INFO] [stderr] 192 | |         let item = self.offs_table.get(index)?;
[INFO] [stderr] 193 | |         let components = [self.dyn_data as usize + item.0, item.1];
[INFO] [stderr] 194 | |         let out = unsafe { &mut *recomp_fat_mut(components) };
[INFO] [stderr] 195 | |         Some(out)
[INFO] [stderr] 196 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 | /     pub fn peek<'a>(&'a self) -> Option<&'a T> {
[INFO] [stderr] 200 | |         self.get(self.len() - 1)
[INFO] [stderr] 201 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 | /     pub fn peek_mut<'a>(&'a mut self) -> Option<&'a mut T> {
[INFO] [stderr] 205 | |         let index = self.len() - 1;
[INFO] [stderr] 206 | |         self.get_mut(index)
[INFO] [stderr] 207 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]    --> src/lib.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 299 |     dyn_push!(stack, 1u8);
[INFO] [stderr]     |     ---------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::forget_copy)] on by default
[INFO] [stderr] note: argument has type u8
[INFO] [stderr]    --> src/lib.rs:288:28
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |                            ^
[INFO] [stderr] ...
[INFO] [stderr] 299 |     dyn_push!(stack, 1u8);
[INFO] [stderr]     |     ---------------------- in this macro invocation
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]    --> src/lib.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 300 |     dyn_push!(stack, 1u32);
[INFO] [stderr]     |     ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr] note: argument has type u32
[INFO] [stderr]    --> src/lib.rs:288:28
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |                            ^
[INFO] [stderr] ...
[INFO] [stderr] 300 |     dyn_push!(stack, 1u32);
[INFO] [stderr]     |     ----------------------- in this macro invocation
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]    --> src/lib.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 301 |     dyn_push!(stack, 1u16);
[INFO] [stderr]     |     ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr] note: argument has type u16
[INFO] [stderr]    --> src/lib.rs:288:28
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |                            ^
[INFO] [stderr] ...
[INFO] [stderr] 301 |     dyn_push!(stack, 1u16);
[INFO] [stderr]     |     ----------------------- in this macro invocation
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]    --> src/lib.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 302 |     dyn_push!(stack, 1u64);
[INFO] [stderr]     |     ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr] note: argument has type u64
[INFO] [stderr]    --> src/lib.rs:288:28
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |                            ^
[INFO] [stderr] ...
[INFO] [stderr] 302 |     dyn_push!(stack, 1u64);
[INFO] [stderr]     |     ----------------------- in this macro invocation
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]    --> src/lib.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 338 |         dyn_push!(stack, move || i);
[INFO] [stderr]     |         ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr] note: argument has type [closure@src/lib.rs:338:26: 338:35 i:usize]
[INFO] [stderr]    --> src/lib.rs:288:28
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ::std::mem::forget(t);
[INFO] [stderr]     |                            ^
[INFO] [stderr] ...
[INFO] [stderr] 338 |         dyn_push!(stack, move || i);
[INFO] [stderr]     |         ---------------------------- in this macro invocation
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `dynstack`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> benches/comparisons.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |         vec.push(Box::new(0xF00BAAusize));
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: consider: `0x00F0_0BAAusize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> benches/comparisons.rs:17:27
[INFO] [stderr]    |
[INFO] [stderr] 17 |         vec.push(Box::new(0xBA7123AAu32));
[INFO] [stderr]    |                           ^^^^^^^^^^^^^ help: consider: `0xBA71_23AAu32`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> benches/comparisons.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 |         dyn_push!(stack, 0xF00BAAusize);
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ help: consider: `0x00F0_0BAAusize`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> benches/comparisons.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 |         dyn_push!(stack, 0xBA7123AAu32);
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ help: consider: `0xBA71_23AAu32`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]   --> benches/comparisons.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         dyn_push!(stack, 0xF00BAAusize);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::forget_copy)] on by default
[INFO] [stderr] note: argument has type usize
[INFO] [stderr]   --> benches/comparisons.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         dyn_push!(stack, 0xF00BAAusize);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]   --> benches/comparisons.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         dyn_push!(stack, 0xABBAu16);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: argument has type u16
[INFO] [stderr]   --> benches/comparisons.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         dyn_push!(stack, 0xABBAu16);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]   --> benches/comparisons.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         dyn_push!(stack, 0xBA7123AAu32);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: argument has type u32
[INFO] [stderr]   --> benches/comparisons.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         dyn_push!(stack, 0xBA7123AAu32);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]   --> benches/comparisons.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         dyn_push!(stack, 12u8);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: argument has type u8
[INFO] [stderr]   --> benches/comparisons.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         dyn_push!(stack, 12u8);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> benches/comparisons.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |             n = (stack.get(i).unwrap())();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `stack[i]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]   --> benches/comparisons.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             dyn_push!(stack, move || n - 1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: argument has type [closure@benches/comparisons.rs:53:30: 53:43 n:usize]
[INFO] [stderr]   --> benches/comparisons.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             dyn_push!(stack, move || n - 1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use `&Box<T>`. Consider using just `&T`
[INFO] [stderr]   --> benches/comparisons.rs:69:35
[INFO] [stderr]    |
[INFO] [stderr] 69 |         fn pseudorecursive(state: &mut Box<Fn() -> usize>, n: usize) {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut Fn() -> usize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::borrowed_box)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#borrowed_box
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a value that implements Copy. Forgetting a copy leaves the original intact.
[INFO] [stderr]   --> benches/comparisons.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |             dyn_push!(stack, move || n - 1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: argument has type [closure@benches/comparisons.rs:85:30: 85:43 n:usize]
[INFO] [stderr]   --> benches/comparisons.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |             dyn_push!(stack, move || n - 1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_copy
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `dynstack`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c3233f00421f58b7131a4de752675573b02995d3232b02f574e73279d80a9433"`
[INFO] running `"docker" "rm" "-f" "c3233f00421f58b7131a4de752675573b02995d3232b02f574e73279d80a9433"`
[INFO] [stdout] c3233f00421f58b7131a4de752675573b02995d3232b02f574e73279d80a9433