[INFO] crate convec 2.0.1 is already in cache
[INFO] extracting crate convec 2.0.1 into work/ex/clippy-test-run/sources/stable/reg/convec/2.0.1
[INFO] extracting crate convec 2.0.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/convec/2.0.1
[INFO] validating manifest of convec-2.0.1 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 convec-2.0.1 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 convec-2.0.1
[INFO] finished frobbing convec-2.0.1
[INFO] frobbed toml for convec-2.0.1 written to work/ex/clippy-test-run/sources/stable/reg/convec/2.0.1/Cargo.toml
[INFO] started frobbing convec-2.0.1
[INFO] finished frobbing convec-2.0.1
[INFO] frobbed toml for convec-2.0.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/convec/2.0.1/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 convec-2.0.1 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/convec/2.0.1:/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] 06f9ead7ea89cbe4a45229fbb6878898320931a8e3c000602c72bf2e0cdde5e0
[INFO] running `"docker" "start" "-a" "06f9ead7ea89cbe4a45229fbb6878898320931a8e3c000602c72bf2e0cdde5e0"`
[INFO] [stderr]     Checking convec v2.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/convec.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |             compare = compare << 1;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `compare <<= 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convec.rs:143:16
[INFO] [stderr]     |
[INFO] [stderr] 143 |             if (*allocation).len() == 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `(*allocation).is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convec.rs:161:12
[INFO] [stderr]     |
[INFO] [stderr] 161 |         if (*self.allocations[index].get()).len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `(*self.allocations[index].get()).is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convec.rs:187:16
[INFO] [stderr]     |
[INFO] [stderr] 187 |             if alloc.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!alloc.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: item `ConStack<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/lib.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / impl<T> ConStack<T> {
[INFO] [stderr] 19 | |     /// Creates a new `ConStack`
[INFO] [stderr] 20 | |     pub fn new() -> Self {
[INFO] [stderr] 21 | |         ConStack(ConVec::new())
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[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 `ConStack<T>`
[INFO] [stderr]   --> src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn new() -> Self {
[INFO] [stderr] 21 | |         ConStack(ConVec::new())
[INFO] [stderr] 22 | |     }
[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] 18 | impl Default for ConStack<T> {
[INFO] [stderr] 19 |     fn default() -> Self {
[INFO] [stderr] 20 |         Self::new()
[INFO] [stderr] 21 |     }
[INFO] [stderr] 22 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: item `AoVec<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/lib.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | / impl<T> AoVec<T> {
[INFO] [stderr] 46 | |     /// Creates a new `AoVece`
[INFO] [stderr] 47 | |     pub fn new() -> Self {
[INFO] [stderr] 48 | |         AoVec(ConVec::new())
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     }
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[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 `AoVec<T>`
[INFO] [stderr]   --> src/lib.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | /     pub fn new() -> Self {
[INFO] [stderr] 48 | |         AoVec(ConVec::new())
[INFO] [stderr] 49 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 45 | impl Default for AoVec<T> {
[INFO] [stderr] 46 |     fn default() -> Self {
[INFO] [stderr] 47 |         Self::new()
[INFO] [stderr] 48 |     }
[INFO] [stderr] 49 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/convec.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |             compare = compare << 1;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `compare <<= 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convec.rs:143:16
[INFO] [stderr]     |
[INFO] [stderr] 143 |             if (*allocation).len() == 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `(*allocation).is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convec.rs:161:12
[INFO] [stderr]     |
[INFO] [stderr] 161 |         if (*self.allocations[index].get()).len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `(*self.allocations[index].get()).is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convec.rs:187:16
[INFO] [stderr]     |
[INFO] [stderr] 187 |             if alloc.len() > 0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!alloc.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: item `ConStack<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/lib.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / impl<T> ConStack<T> {
[INFO] [stderr] 19 | |     /// Creates a new `ConStack`
[INFO] [stderr] 20 | |     pub fn new() -> Self {
[INFO] [stderr] 21 | |         ConStack(ConVec::new())
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[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 `ConStack<T>`
[INFO] [stderr]   --> src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn new() -> Self {
[INFO] [stderr] 21 | |         ConStack(ConVec::new())
[INFO] [stderr] 22 | |     }
[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] 18 | impl Default for ConStack<T> {
[INFO] [stderr] 19 |     fn default() -> Self {
[INFO] [stderr] 20 |         Self::new()
[INFO] [stderr] 21 |     }
[INFO] [stderr] 22 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: item `AoVec<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/lib.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | / impl<T> AoVec<T> {
[INFO] [stderr] 46 | |     /// Creates a new `AoVece`
[INFO] [stderr] 47 | |     pub fn new() -> Self {
[INFO] [stderr] 48 | |         AoVec(ConVec::new())
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     }
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[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 `AoVec<T>`
[INFO] [stderr]   --> src/lib.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | /     pub fn new() -> Self {
[INFO] [stderr] 48 | |         AoVec(ConVec::new())
[INFO] [stderr] 49 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 45 | impl Default for AoVec<T> {
[INFO] [stderr] 46 |     fn default() -> Self {
[INFO] [stderr] 47 |         Self::new()
[INFO] [stderr] 48 |     }
[INFO] [stderr] 49 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `"docker" "inspect" "06f9ead7ea89cbe4a45229fbb6878898320931a8e3c000602c72bf2e0cdde5e0"`
[INFO] running `"docker" "rm" "-f" "06f9ead7ea89cbe4a45229fbb6878898320931a8e3c000602c72bf2e0cdde5e0"`
[INFO] [stdout] 06f9ead7ea89cbe4a45229fbb6878898320931a8e3c000602c72bf2e0cdde5e0