[INFO] fetching crate rax 0.1.5...
[INFO] testing rax-0.1.5 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate rax 0.1.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rax 0.1.5
[INFO] finished tweaking crates.io crate rax 0.1.5
[INFO] tweaked toml for crates.io crate rax 0.1.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rax 0.1.5 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding nix v0.11.1 (available: v0.30.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded nix v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c17653f4152c5be8ac354aa3a0fb169bdb6ef585cd8ce36045267f54144ba09
[INFO] running `Command { std: "docker" "start" "-a" "0c17653f4152c5be8ac354aa3a0fb169bdb6ef585cd8ce36045267f54144ba09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c17653f4152c5be8ac354aa3a0fb169bdb6ef585cd8ce36045267f54144ba09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c17653f4152c5be8ac354aa3a0fb169bdb6ef585cd8ce36045267f54144ba09", kill_on_drop: false }`
[INFO] [stdout] 0c17653f4152c5be8ac354aa3a0fb169bdb6ef585cd8ce36045267f54144ba09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 479eaf3ac58d8820e9937fb4fd6ed8b97afe6afab2da5bb1d75f4caf9f711a81
[INFO] running `Command { std: "docker" "start" "-a" "479eaf3ac58d8820e9937fb4fd6ed8b97afe6afab2da5bb1d75f4caf9f711a81", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rax v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `gcc::Build`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     gcc::Build::new()
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     gcc::Build::new()
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:81:44
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stdout]    |                                            ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 - pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stdout] 81 + pub const RAX_NODE_MAX_SIZE: libc::c_int = (1 << 29) - 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:84:47
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stdout]    |                                               ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 - pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stdout] 84 + pub const RAX_ITER_JUST_SEEKED: libc::c_int = 1 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:85:39
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stdout]    |                                       ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 - pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stdout] 85 + pub const RAX_ITER_EOF: libc::c_int = 1 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:86:40
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stdout]    |                                        ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 86 - pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stdout] 86 + pub const RAX_ITER_SAFE: libc::c_int = 1 << 2;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1855:5
[INFO] [stdout]      |
[INFO] [stdout] 1855 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1856 |     pub static raxNotFound: *mut u8;
[INFO] [stdout]      |     -------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1858:5
[INFO] [stdout]      |
[INFO] [stdout] 1858 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1859 |     pub static mut rax_malloc: extern "C" fn(size: libc::size_t) -> *mut u8;
[INFO] [stdout]      |     ------------------------------------------------------------------------ foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1860:5
[INFO] [stdout]      |
[INFO] [stdout] 1860 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1861 |     pub static mut rax_realloc: extern "C" fn(ptr: *mut libc::c_void, size: libc::size_t) -> *mut u8;
[INFO] [stdout]      |     ------------------------------------------------------------------------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1862:5
[INFO] [stdout]      |
[INFO] [stdout] 1862 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1863 |     pub static mut rax_free: extern "C" fn(ptr: *mut libc::c_void);
[INFO] [stdout]      |     --------------------------------------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:568:57
[INFO] [stdout]     |
[INFO] [stdout] 568 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:592:57
[INFO] [stdout]     |
[INFO] [stdout] 592 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:615:57
[INFO] [stdout]     |
[INFO] [stdout] 615 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:639:57
[INFO] [stdout]     |
[INFO] [stdout] 639 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:664:57
[INFO] [stdout]     |
[INFO] [stdout] 664 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:690:57
[INFO] [stdout]     |
[INFO] [stdout] 690 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:706:57
[INFO] [stdout]     |
[INFO] [stdout] 706 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:725:57
[INFO] [stdout]     |
[INFO] [stdout] 725 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:901:61
[INFO] [stdout]     |
[INFO] [stdout] 901 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:925:61
[INFO] [stdout]     |
[INFO] [stdout] 925 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:948:61
[INFO] [stdout]     |
[INFO] [stdout] 948 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:972:61
[INFO] [stdout]     |
[INFO] [stdout] 972 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:997:61
[INFO] [stdout]     |
[INFO] [stdout] 997 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1023:61
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1039:61
[INFO] [stdout]      |
[INFO] [stdout] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1058:61
[INFO] [stdout]      |
[INFO] [stdout] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1613:57
[INFO] [stdout]      |
[INFO] [stdout] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]     --> src/lib.rs:1957:16
[INFO] [stdout]      |
[INFO] [stdout] 1957 |     ) -> libc::uint64_t;
[INFO] [stdout]      |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1807:32
[INFO] [stdout]      |
[INFO] [stdout] 1807 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1807 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1771:32
[INFO] [stdout]      |
[INFO] [stdout] 1771 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1771 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1766:47
[INFO] [stdout]      |
[INFO] [stdout] 1766 |             RaxError::Generic(ref err) => err.description(),
[INFO] [stdout]      |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:568:47
[INFO] [stdout]      |
[INFO] [stdout] 568  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:592:47
[INFO] [stdout]      |
[INFO] [stdout] 592  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:615:47
[INFO] [stdout]      |
[INFO] [stdout] 615  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:639:47
[INFO] [stdout]      |
[INFO] [stdout] 639  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:664:47
[INFO] [stdout]      |
[INFO] [stdout] 664  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:690:47
[INFO] [stdout]      |
[INFO] [stdout] 690  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:706:47
[INFO] [stdout]      |
[INFO] [stdout] 706  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:725:47
[INFO] [stdout]      |
[INFO] [stdout] 725  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:901:51
[INFO] [stdout]      |
[INFO] [stdout] 901  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:925:51
[INFO] [stdout]      |
[INFO] [stdout] 925  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:948:51
[INFO] [stdout]      |
[INFO] [stdout] 948  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:972:51
[INFO] [stdout]      |
[INFO] [stdout] 972  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:997:51
[INFO] [stdout]      |
[INFO] [stdout] 997  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1023:51
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1039:51
[INFO] [stdout]      |
[INFO] [stdout] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1058:51
[INFO] [stdout]      |
[INFO] [stdout] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1613:47
[INFO] [stdout]      |
[INFO] [stdout] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]     --> src/lib.rs:1839:9
[INFO] [stdout]      |
[INFO] [stdout] 1839 |         Box::from_raw(v as *mut V);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1839 |         let _ = Box::from_raw(v as *mut V);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "479eaf3ac58d8820e9937fb4fd6ed8b97afe6afab2da5bb1d75f4caf9f711a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479eaf3ac58d8820e9937fb4fd6ed8b97afe6afab2da5bb1d75f4caf9f711a81", kill_on_drop: false }`
[INFO] [stdout] 479eaf3ac58d8820e9937fb4fd6ed8b97afe6afab2da5bb1d75f4caf9f711a81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a6636b843c40cef8dfe6281cc9d2aff5b81115114e4480d5909d52399d49e45
[INFO] running `Command { std: "docker" "start" "-a" "6a6636b843c40cef8dfe6281cc9d2aff5b81115114e4480d5909d52399d49e45", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated struct `gcc::Build`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     gcc::Build::new()
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     gcc::Build::new()
[INFO] [stdout]   |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:81:44
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stdout]    |                                            ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 - pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stdout] 81 + pub const RAX_NODE_MAX_SIZE: libc::c_int = (1 << 29) - 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:84:47
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stdout]    |                                               ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 - pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stdout] 84 + pub const RAX_ITER_JUST_SEEKED: libc::c_int = 1 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:85:39
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stdout]    |                                       ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 - pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stdout] 85 + pub const RAX_ITER_EOF: libc::c_int = 1 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:86:40
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stdout]    |                                        ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 86 - pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stdout] 86 + pub const RAX_ITER_SAFE: libc::c_int = 1 << 2;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1855:5
[INFO] [stdout]      |
[INFO] [stdout] 1855 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1856 |     pub static raxNotFound: *mut u8;
[INFO] [stdout]      |     -------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1858:5
[INFO] [stdout]      |
[INFO] [stdout] 1858 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1859 |     pub static mut rax_malloc: extern "C" fn(size: libc::size_t) -> *mut u8;
[INFO] [stdout]      |     ------------------------------------------------------------------------ foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1860:5
[INFO] [stdout]      |
[INFO] [stdout] 1860 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1861 |     pub static mut rax_realloc: extern "C" fn(ptr: *mut libc::c_void, size: libc::size_t) -> *mut u8;
[INFO] [stdout]      |     ------------------------------------------------------------------------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1862:5
[INFO] [stdout]      |
[INFO] [stdout] 1862 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1863 |     pub static mut rax_free: extern "C" fn(ptr: *mut libc::c_void);
[INFO] [stdout]      |     --------------------------------------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:568:57
[INFO] [stdout]     |
[INFO] [stdout] 568 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:592:57
[INFO] [stdout]     |
[INFO] [stdout] 592 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:615:57
[INFO] [stdout]     |
[INFO] [stdout] 615 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:639:57
[INFO] [stdout]     |
[INFO] [stdout] 639 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:664:57
[INFO] [stdout]     |
[INFO] [stdout] 664 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:690:57
[INFO] [stdout]     |
[INFO] [stdout] 690 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:706:57
[INFO] [stdout]     |
[INFO] [stdout] 706 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:725:57
[INFO] [stdout]     |
[INFO] [stdout] 725 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:901:61
[INFO] [stdout]     |
[INFO] [stdout] 901 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:925:61
[INFO] [stdout]     |
[INFO] [stdout] 925 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:948:61
[INFO] [stdout]     |
[INFO] [stdout] 948 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:972:61
[INFO] [stdout]     |
[INFO] [stdout] 972 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:997:61
[INFO] [stdout]     |
[INFO] [stdout] 997 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1023:61
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1039:61
[INFO] [stdout]      |
[INFO] [stdout] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1058:61
[INFO] [stdout]      |
[INFO] [stdout] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1613:57
[INFO] [stdout]      |
[INFO] [stdout] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]     --> src/lib.rs:1957:16
[INFO] [stdout]      |
[INFO] [stdout] 1957 |     ) -> libc::uint64_t;
[INFO] [stdout]      |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1807:32
[INFO] [stdout]      |
[INFO] [stdout] 1807 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1807 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1771:32
[INFO] [stdout]      |
[INFO] [stdout] 1771 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1771 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1766:47
[INFO] [stdout]      |
[INFO] [stdout] 1766 |             RaxError::Generic(ref err) => err.description(),
[INFO] [stdout]      |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:568:47
[INFO] [stdout]      |
[INFO] [stdout] 568  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:592:47
[INFO] [stdout]      |
[INFO] [stdout] 592  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:615:47
[INFO] [stdout]      |
[INFO] [stdout] 615  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:639:47
[INFO] [stdout]      |
[INFO] [stdout] 639  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:664:47
[INFO] [stdout]      |
[INFO] [stdout] 664  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rax v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:690:47
[INFO] [stdout]      |
[INFO] [stdout] 690  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:706:47
[INFO] [stdout]      |
[INFO] [stdout] 706  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:725:47
[INFO] [stdout]      |
[INFO] [stdout] 725  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:901:51
[INFO] [stdout]      |
[INFO] [stdout] 901  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:925:51
[INFO] [stdout]      |
[INFO] [stdout] 925  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:948:51
[INFO] [stdout]      |
[INFO] [stdout] 948  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:972:51
[INFO] [stdout]      |
[INFO] [stdout] 972  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:997:51
[INFO] [stdout]      |
[INFO] [stdout] 997  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1023:51
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1039:51
[INFO] [stdout]      |
[INFO] [stdout] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1058:51
[INFO] [stdout]      |
[INFO] [stdout] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1613:47
[INFO] [stdout]      |
[INFO] [stdout] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]     --> src/lib.rs:1839:9
[INFO] [stdout]      |
[INFO] [stdout] 1839 |         Box::from_raw(v as *mut V);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1839 |         let _ = Box::from_raw(v as *mut V);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:81:44
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stdout]    |                                            ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 - pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stdout] 81 + pub const RAX_NODE_MAX_SIZE: libc::c_int = (1 << 29) - 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:84:47
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stdout]    |                                               ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 - pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stdout] 84 + pub const RAX_ITER_JUST_SEEKED: libc::c_int = 1 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:85:39
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stdout]    |                                       ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 - pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stdout] 85 + pub const RAX_ITER_EOF: libc::c_int = 1 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:86:40
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stdout]    |                                        ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 86 - pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stdout] 86 + pub const RAX_ITER_SAFE: libc::c_int = 1 << 2;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bencher`
[INFO] [stdout]     --> src/lib.rs:1969:16
[INFO] [stdout]      |
[INFO] [stdout] 1969 |     use test::{Bencher};
[INFO] [stdout]      |                ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1855:5
[INFO] [stdout]      |
[INFO] [stdout] 1855 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1856 |     pub static raxNotFound: *mut u8;
[INFO] [stdout]      |     -------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1858:5
[INFO] [stdout]      |
[INFO] [stdout] 1858 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1859 |     pub static mut rax_malloc: extern "C" fn(size: libc::size_t) -> *mut u8;
[INFO] [stdout]      |     ------------------------------------------------------------------------ foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1860:5
[INFO] [stdout]      |
[INFO] [stdout] 1860 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1861 |     pub static mut rax_realloc: extern "C" fn(ptr: *mut libc::c_void, size: libc::size_t) -> *mut u8;
[INFO] [stdout]      |     ------------------------------------------------------------------------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stdout]     --> src/lib.rs:1862:5
[INFO] [stdout]      |
[INFO] [stdout] 1862 |     #[no_mangle]
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 1863 |     pub static mut rax_free: extern "C" fn(ptr: *mut libc::c_void);
[INFO] [stdout]      |     --------------------------------------------------------------- foreign static
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:568:57
[INFO] [stdout]     |
[INFO] [stdout] 568 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:592:57
[INFO] [stdout]     |
[INFO] [stdout] 592 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:615:57
[INFO] [stdout]     |
[INFO] [stdout] 615 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:639:57
[INFO] [stdout]     |
[INFO] [stdout] 639 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:664:57
[INFO] [stdout]     |
[INFO] [stdout] 664 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:690:57
[INFO] [stdout]     |
[INFO] [stdout] 690 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:706:57
[INFO] [stdout]     |
[INFO] [stdout] 706 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:725:57
[INFO] [stdout]     |
[INFO] [stdout] 725 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:901:61
[INFO] [stdout]     |
[INFO] [stdout] 901 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:925:61
[INFO] [stdout]     |
[INFO] [stdout] 925 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:948:61
[INFO] [stdout]     |
[INFO] [stdout] 948 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:972:61
[INFO] [stdout]     |
[INFO] [stdout] 972 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:997:61
[INFO] [stdout]     |
[INFO] [stdout] 997 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1023:61
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1039:61
[INFO] [stdout]      |
[INFO] [stdout] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1058:61
[INFO] [stdout]      |
[INFO] [stdout] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/lib.rs:1613:57
[INFO] [stdout]      |
[INFO] [stdout] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]     --> src/lib.rs:1957:16
[INFO] [stdout]      |
[INFO] [stdout] 1957 |     ) -> libc::uint64_t;
[INFO] [stdout]      |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1807:32
[INFO] [stdout]      |
[INFO] [stdout] 1807 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1807 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1771:32
[INFO] [stdout]      |
[INFO] [stdout] 1771 |     fn cause(&self) -> Option<&error::Error> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1771 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1766:47
[INFO] [stdout]      |
[INFO] [stdout] 1766 |             RaxError::Generic(ref err) => err.description(),
[INFO] [stdout]      |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2190:21
[INFO] [stdout]      |
[INFO] [stdout] 2190 |                 let mut r = &mut RaxMap::<u64, &str>::new();
[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/lib.rs:2201:21
[INFO] [stdout]      |
[INFO] [stdout] 2201 |                 let mut r = &mut RaxSet::<u64>::new();
[INFO] [stdout]      |                     ----^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2212:21
[INFO] [stdout]      |
[INFO] [stdout] 2212 |                 let mut r = &mut std::collections::BTreeSet::<u64>::new();
[INFO] [stdout]      |                     ----^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2222:21
[INFO] [stdout]      |
[INFO] [stdout] 2222 |                 let mut r = &mut std::collections::BTreeMap::<u64, &str>::new();
[INFO] [stdout]      |                     ----^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2233:21
[INFO] [stdout]      |
[INFO] [stdout] 2233 |                 let mut r = &mut std::collections::HashMap::<u64, &str>::new();
[INFO] [stdout]      |                     ----^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2296:17
[INFO] [stdout]      |
[INFO] [stdout] 2296 |             let mut r = &mut RaxMap::<u64, &str>::new();
[INFO] [stdout]      |                 ----^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:2328:17
[INFO] [stdout]      |
[INFO] [stdout] 2328 |             let mut r = &mut RaxMap::<u64, &str>::new();
[INFO] [stdout]      |                 ----^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:568:47
[INFO] [stdout]      |
[INFO] [stdout] 568  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:592:47
[INFO] [stdout]      |
[INFO] [stdout] 592  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:615:47
[INFO] [stdout]      |
[INFO] [stdout] 615  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:639:47
[INFO] [stdout]      |
[INFO] [stdout] 639  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:664:47
[INFO] [stdout]      |
[INFO] [stdout] 664  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:690:47
[INFO] [stdout]      |
[INFO] [stdout] 690  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:706:47
[INFO] [stdout]      |
[INFO] [stdout] 706  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:725:47
[INFO] [stdout]      |
[INFO] [stdout] 725  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:901:51
[INFO] [stdout]      |
[INFO] [stdout] 901  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:925:51
[INFO] [stdout]      |
[INFO] [stdout] 925  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:948:51
[INFO] [stdout]      |
[INFO] [stdout] 948  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:972:51
[INFO] [stdout]      |
[INFO] [stdout] 972  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:997:51
[INFO] [stdout]      |
[INFO] [stdout] 997  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1023:51
[INFO] [stdout]      |
[INFO] [stdout] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1039:51
[INFO] [stdout]      |
[INFO] [stdout] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1058:51
[INFO] [stdout]      |
[INFO] [stdout] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                                   |
[INFO] [stdout]      |                                                   this code causes undefined behavior when executed
[INFO] [stdout]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stdout]     --> src/lib.rs:1613:47
[INFO] [stdout]      |
[INFO] [stdout] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               this code causes undefined behavior when executed
[INFO] [stdout]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]      |
[INFO] [stdout] note: integers must be initialized (in this struct field)
[INFO] [stdout]     --> src/lib.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     pub flags: libc::c_int,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]     --> src/lib.rs:1839:9
[INFO] [stdout]      |
[INFO] [stdout] 1839 |         Box::from_raw(v as *mut V);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1839 |         let _ = Box::from_raw(v as *mut V);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "6a6636b843c40cef8dfe6281cc9d2aff5b81115114e4480d5909d52399d49e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a6636b843c40cef8dfe6281cc9d2aff5b81115114e4480d5909d52399d49e45", kill_on_drop: false }`
[INFO] [stdout] 6a6636b843c40cef8dfe6281cc9d2aff5b81115114e4480d5909d52399d49e45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb5472f1bfa9562b24a39773d5827e1fc892b60ef95d1080a00e2aef5bc603ff
[INFO] running `Command { std: "docker" "start" "-a" "cb5472f1bfa9562b24a39773d5827e1fc892b60ef95d1080a00e2aef5bc603ff", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated struct `gcc::Build`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stderr]  --> build.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 |     gcc::Build::new()
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stderr]  --> build.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 |     gcc::Build::new()
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rax` (build script) generated 2 warnings
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:81:44
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stderr]    |                                            ^             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 81 - pub const RAX_NODE_MAX_SIZE: libc::c_int = ((1 << 29) - 1);
[INFO] [stderr] 81 + pub const RAX_NODE_MAX_SIZE: libc::c_int = (1 << 29) - 1;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:84:47
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stderr]    |                                               ^      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 84 - pub const RAX_ITER_JUST_SEEKED: libc::c_int = (1 << 0);
[INFO] [stderr] 84 + pub const RAX_ITER_JUST_SEEKED: libc::c_int = 1 << 0;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:85:39
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stderr]    |                                       ^      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 85 - pub const RAX_ITER_EOF: libc::c_int = (1 << 1);
[INFO] [stderr] 85 + pub const RAX_ITER_EOF: libc::c_int = 1 << 1;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:86:40
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stderr]    |                                        ^      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 86 - pub const RAX_ITER_SAFE: libc::c_int = (1 << 2);
[INFO] [stderr] 86 + pub const RAX_ITER_SAFE: libc::c_int = 1 << 2;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stderr]     --> src/lib.rs:1855:5
[INFO] [stderr]      |
[INFO] [stderr] 1855 |     #[no_mangle]
[INFO] [stderr]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr] 1856 |     pub static raxNotFound: *mut u8;
[INFO] [stderr]      |     -------------------------------- foreign static
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: symbol names in extern blocks are not mangled
[INFO] [stderr]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stderr]     --> src/lib.rs:1858:5
[INFO] [stderr]      |
[INFO] [stderr] 1858 |     #[no_mangle]
[INFO] [stderr]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr] 1859 |     pub static mut rax_malloc: extern "C" fn(size: libc::size_t) -> *mut u8;
[INFO] [stderr]      |     ------------------------------------------------------------------------ foreign static
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: symbol names in extern blocks are not mangled
[INFO] [stderr] 
[INFO] [stderr] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stderr]     --> src/lib.rs:1860:5
[INFO] [stderr]      |
[INFO] [stderr] 1860 |     #[no_mangle]
[INFO] [stderr]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr] 1861 |     pub static mut rax_realloc: extern "C" fn(ptr: *mut libc::c_void, size: libc::size_t) -> *mut u8;
[INFO] [stderr]      |     ------------------------------------------------------------------------------------------------- foreign static
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: symbol names in extern blocks are not mangled
[INFO] [stderr] 
[INFO] [stderr] warning: `#[no_mangle]` has no effect on a foreign static
[INFO] [stderr]     --> src/lib.rs:1862:5
[INFO] [stderr]      |
[INFO] [stderr] 1862 |     #[no_mangle]
[INFO] [stderr]      |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stderr] 1863 |     pub static mut rax_free: extern "C" fn(ptr: *mut libc::c_void);
[INFO] [stderr]      |     --------------------------------------------------------------- foreign static
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: symbol names in extern blocks are not mangled
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:568:57
[INFO] [stderr]     |
[INFO] [stderr] 568 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:592:57
[INFO] [stderr]     |
[INFO] [stderr] 592 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:615:57
[INFO] [stderr]     |
[INFO] [stderr] 615 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:639:57
[INFO] [stderr]     |
[INFO] [stderr] 639 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:664:57
[INFO] [stderr]     |
[INFO] [stderr] 664 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:690:57
[INFO] [stderr]     |
[INFO] [stderr] 690 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:706:57
[INFO] [stderr]     |
[INFO] [stderr] 706 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:725:57
[INFO] [stderr]     |
[INFO] [stderr] 725 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:901:61
[INFO] [stderr]     |
[INFO] [stderr] 901 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:925:61
[INFO] [stderr]     |
[INFO] [stderr] 925 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:948:61
[INFO] [stderr]     |
[INFO] [stderr] 948 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:972:61
[INFO] [stderr]     |
[INFO] [stderr] 972 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:997:61
[INFO] [stderr]     |
[INFO] [stderr] 997 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]     --> src/lib.rs:1023:61
[INFO] [stderr]      |
[INFO] [stderr] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]     --> src/lib.rs:1039:61
[INFO] [stderr]      |
[INFO] [stderr] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]     --> src/lib.rs:1058:61
[INFO] [stderr]      |
[INFO] [stderr] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]     --> src/lib.rs:1613:57
[INFO] [stderr]      |
[INFO] [stderr] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]     --> src/lib.rs:1957:16
[INFO] [stderr]      |
[INFO] [stderr] 1957 |     ) -> libc::uint64_t;
[INFO] [stderr]      |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1807:32
[INFO] [stderr]      |
[INFO] [stderr] 1807 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]      |                                ^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]      |
[INFO] [stderr] 1807 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]      |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1771:32
[INFO] [stderr]      |
[INFO] [stderr] 1771 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]      |                                ^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]      |
[INFO] [stderr] 1771 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]      |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]     --> src/lib.rs:1766:47
[INFO] [stderr]      |
[INFO] [stderr] 1766 |             RaxError::Generic(ref err) => err.description(),
[INFO] [stderr]      |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:568:47
[INFO] [stderr]      |
[INFO] [stderr] 568  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:592:47
[INFO] [stderr]      |
[INFO] [stderr] 592  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:615:47
[INFO] [stderr]      |
[INFO] [stderr] 615  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:639:47
[INFO] [stderr]      |
[INFO] [stderr] 639  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:664:47
[INFO] [stderr]      |
[INFO] [stderr] 664  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:690:47
[INFO] [stderr]      |
[INFO] [stderr] 690  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:706:47
[INFO] [stderr]      |
[INFO] [stderr] 706  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:725:47
[INFO] [stderr]      |
[INFO] [stderr] 725  |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:901:51
[INFO] [stderr]      |
[INFO] [stderr] 901  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:925:51
[INFO] [stderr]      |
[INFO] [stderr] 925  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:948:51
[INFO] [stderr]      |
[INFO] [stderr] 948  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:972:51
[INFO] [stderr]      |
[INFO] [stderr] 972  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:997:51
[INFO] [stderr]      |
[INFO] [stderr] 997  |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:1023:51
[INFO] [stderr]      |
[INFO] [stderr] 1023 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:1039:51
[INFO] [stderr]      |
[INFO] [stderr] 1039 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, usize>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:1058:51
[INFO] [stderr]      |
[INFO] [stderr] 1058 |             let mut iter: RaxIterator<K, usize> = std::mem::uninitialized();
[INFO] [stderr]      |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                                   |
[INFO] [stderr]      |                                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `RaxIterator<K, V>` does not permit being left uninitialized
[INFO] [stderr]     --> src/lib.rs:1613:47
[INFO] [stderr]      |
[INFO] [stderr] 1613 |             let mut iter: RaxIterator<K, V> = std::mem::uninitialized();
[INFO] [stderr]      |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                               |
[INFO] [stderr]      |                                               this code causes undefined behavior when executed
[INFO] [stderr]      |                                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:1539:5
[INFO] [stderr]      |
[INFO] [stderr] 1539 |     pub flags: libc::c_int,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]     --> src/lib.rs:1839:9
[INFO] [stderr]      |
[INFO] [stderr] 1839 |         Box::from_raw(v as *mut V);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]      |
[INFO] [stderr] 1839 |         let _ = Box::from_raw(v as *mut V);
[INFO] [stderr]      |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Bencher`
[INFO] [stderr]     --> src/lib.rs:1969:16
[INFO] [stderr]      |
[INFO] [stderr] 1969 |     use test::{Bencher};
[INFO] [stderr]      |                ^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:2190:21
[INFO] [stderr]      |
[INFO] [stderr] 2190 |                 let mut r = &mut RaxMap::<u64, &str>::new();
[INFO] [stderr]      |                     ----^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:2201:21
[INFO] [stderr]      |
[INFO] [stderr] 2201 |                 let mut r = &mut RaxSet::<u64>::new();
[INFO] [stderr]      |                     ----^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:2212:21
[INFO] [stderr]      |
[INFO] [stderr] 2212 |                 let mut r = &mut std::collections::BTreeSet::<u64>::new();
[INFO] [stderr]      |                     ----^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:2222:21
[INFO] [stderr]      |
[INFO] [stderr] 2222 |                 let mut r = &mut std::collections::BTreeMap::<u64, &str>::new();
[INFO] [stderr]      |                     ----^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:2233:21
[INFO] [stderr]      |
[INFO] [stderr] 2233 |                 let mut r = &mut std::collections::HashMap::<u64, &str>::new();
[INFO] [stderr]      |                     ----^
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:2296:17
[INFO] [stderr]      |
[INFO] [stderr] 2296 |             let mut r = &mut RaxMap::<u64, &str>::new();
[INFO] [stderr]      |                 ----^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:2328:17
[INFO] [stderr]      |
[INFO] [stderr] 2328 |             let mut r = &mut RaxMap::<u64, &str>::new();
[INFO] [stderr]      |                 ----^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `rax` (lib) generated 47 warnings (run `cargo fix --lib -p rax` to apply 10 suggestions)
[INFO] [stderr] warning: `rax` (lib test) generated 55 warnings (47 duplicates) (run `cargo fix --lib -p rax --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rax-a2acbbb8434ed449)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::bench_rax_insert_show ... ok
[INFO] [stdout] test tests::key_str ... ok
[INFO] [stdout] test tests::key_f64 ... ok
[INFO] [stdout] test tests::key_u64 ... ok
[INFO] [stdout] test tests::bench_rax_find ... ok
[INFO] [stdout] test tests::bench_rax_cur_find ... ok
[INFO] [stdout] test tests::bench_rax_replace ... ok
[INFO] [stdout] test tests::bench ... ok
[INFO] [stdout] test tests::bench_rax_insert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 20.63s
[INFO] [stdout] 
[INFO] [stdout] "" -> []
[INFO] [stdout]         `-( ) []=0x728da0000d30
[INFO] [stdout]         `-() []=0x728da0000d70
[INFO] [stdout]         `-() []=0x728da0000dd0
[INFO] [stdout]         `-() []=0x728da0000d90
[INFO] [stdout]         `-() []=0x728da0000e60
[INFO] [stdout]         `-() []=0x728da0000ee0
[INFO] [stdout]         `-() []=0x728da0000f70
[INFO] [stdout]         `-() []=0x728da0000fb0
[INFO] [stdout]         `-() []=0x728da0001050
[INFO] [stdout]         `-(	) []=0x728da0001090
[INFO] [stdout]         `-(
[INFO] [stdout] ) []=0x728da0001140
[INFO] [stdout]         `-() []=0x728da0001180
[INFO] [stdout]         `-() []=0x728da0001240
[INFO] [stdout]         `-(
) []=0x728da0001310
[INFO] [stdout]         `-() []=0x728da0001350
[INFO] [stdout]         `-() []=0x728da0001430
[INFO] [stdout]         `-() []=0x728da0001470
[INFO] [stdout]         `-() []=0x728da0001560
[INFO] [stdout]         `-() []=0x728da00015a0
[INFO] [stdout]         `-() []=0x728da00016a0
[INFO] [stdout]         `-() []=0x728da00016e0
[INFO] [stdout]         `-() []=0x728da00017f0
[INFO] [stdout]         `-() []=0x728da0001910
[INFO] [stdout]         `-() []=0x728da0001950
[INFO] [stdout]         `-() []=0x728da0001a80
[INFO] [stdout]         `-() []=0x728da0001ac0
[INFO] [stdout]         `-() []=0x728da0001c00
[INFO] [stdout]         `-() []=0x728da0001c40
[INFO] [stdout]         `-() []=0x728da0001d90
[INFO] [stdout]         `-() []=0x728da0001ef0
[INFO] [stdout]         `-() []=0x728da0001f30
[INFO] [stdout]         `-() []=0x728da00020a0
[INFO] [stdout]         `-( ) []=0x728da00020e0
[INFO] [stdout]         `-(!) []=0x728da0002260
[INFO] [stdout]         `-(") []=0x728da00022a0
[INFO] [stdout]         `-(#) []=0x728da0002430
[INFO] [stdout]         `-($) []=0x728da0002470
[INFO] [stdout]         `-(%) []=0x728da0002610
[INFO] [stdout]         `-(&) []=0x728da00027c0
[INFO] [stdout]         `-(') []=0x728da0002800
[INFO] [stdout]         `-(() []=0x728da00029c0
[INFO] [stdout]         `-()) []=0x728da0002a00
[INFO] [stdout]         `-(*) []=0x728da0002bd0
[INFO] [stdout]         `-(+) []=0x728da0002c10
[INFO] [stdout]         `-(,) []=0x728da0002df0
[INFO] [stdout]         `-(-) []=0x728da0002fe0
[INFO] [stdout]         `-(.) []=0x728da0003020
[INFO] [stdout]         `-(/) []=0x728da0003220
[INFO] [stdout]         `-(0) []=0x728da0003260
[INFO] [stdout]         `-(1) []=0x728da0003470
[INFO] [stdout]         `-(2) []=0x728da00034b0
[INFO] [stdout]         `-(3) []=0x728da00036d0
[INFO] [stdout]         `-(4) []=0x728da0003710
[INFO] [stdout]         `-(5) []=0x728da0003940
[INFO] [stdout]         `-(6) []=0x728da0003b80
[INFO] [stdout]         `-(7) []=0x728da0003bc0
[INFO] [stdout]         `-(8) []=0x728da0003e10
[INFO] [stdout]         `-(9) []=0x728da0003e50
[INFO] [stdout]         `-(:) []=0x728da00040b0
[INFO] [stdout]         `-(;) []=0x728da00040f0
[INFO] [stdout]         `-(<) []=0x728da0004360
[INFO] [stdout]         `-(=) []=0x728da00045e0
[INFO] [stdout]         `-(>) []=0x728da0004620
[INFO] [stdout]         `-(?) []=0x728da00048b0
[INFO] [stdout]         `-(@) []=0x728da00048f0
[INFO] [stdout]         `-(A) []=0x728da0004b90
[INFO] [stdout]         `-(B) []=0x728da0004bd0
[INFO] [stdout]         `-(C) []=0x728da0004e80
[INFO] [stdout]         `-(D) []=0x728da0004ec0
[INFO] [stdout]         `-(E) []=0x728da0005180
[INFO] [stdout]         `-(F) []=0x728da0005450
[INFO] [stdout]         `-(G) []=0x728da0005490
[INFO] [stdout]         `-(H) []=0x728da0005770
[INFO] [stdout]         `-(I) []=0x728da00057b0
[INFO] [stdout]         `-(J) []=0x728da0005aa0
[INFO] [stdout]         `-(K) []=0x728da0005ae0
[INFO] [stdout]         `-(L) []=0x728da0005de0
[INFO] [stdout]         `-(M) []=0x728da00060f0
[INFO] [stdout]         `-(N) []=0x728da0006130
[INFO] [stdout]         `-(O) []=0x728da0006450
[INFO] [stdout]         `-(P) []=0x728da0006490
[INFO] [stdout]         `-(Q) []=0x728da00067c0
[INFO] [stdout]         `-(R) []=0x728da0006800
[INFO] [stdout]         `-(S) []=0x728da0006b40
[INFO] [stdout]         `-(T) []=0x728da0006b80
[INFO] [stdout]         `-(U) []=0x728da0006ed0
[INFO] [stdout]         `-(V) []=0x728da0007230
[INFO] [stdout]         `-(W) []=0x728da0007270
[INFO] [stdout]         `-(X) []=0x728da00075e0
[INFO] [stdout]         `-(Y) []=0x728da0007620
[INFO] [stdout]         `-(Z) []=0x728da00079a0
[INFO] [stdout]         `-([) []=0x728da00079e0
[INFO] [stdout]         `-(\) []=0x728da0007d70
[INFO] [stdout]         `-(]) []=0x728da0008110
[INFO] [stdout]         `-(^) []=0x728da0008150
[INFO] [stdout]         `-(_) []=0x728da0008500
[INFO] [stdout]         `-(`) []=0x728da0008540
[INFO] [stderr]    Doc-tests rax
[INFO] [stdout]         `-(a) []=0x728da0008900
[INFO] [stdout]         `-(b) []=0x728da0008940
[INFO] [stdout]         `-(c) []=0x728da0008d10
[INFO] [stdout] "hello" -> "-wa"=0x728da0000f90 -> [ry]
[INFO] [stdout]                                 `-(r) "es"=0x728da0008960 -> []=0x728da0000e70
[INFO] [stdout]                                 `-(y) []=0x728da0008900
[INFO] [stdout] [@] -> [TXY]
[ERROR] error running command: stream did not contain valid UTF-8
[INFO] running `Command { std: "docker" "inspect" "cb5472f1bfa9562b24a39773d5827e1fc892b60ef95d1080a00e2aef5bc603ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5472f1bfa9562b24a39773d5827e1fc892b60ef95d1080a00e2aef5bc603ff", kill_on_drop: false }`
[INFO] [stdout] cb5472f1bfa9562b24a39773d5827e1fc892b60ef95d1080a00e2aef5bc603ff
