[INFO] fetching crate hlua-badtouch 0.4.2...
[INFO] checking hlua-badtouch-0.4.2 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate hlua-badtouch 0.4.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate hlua-badtouch 0.4.2 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hlua-badtouch 0.4.2
[INFO] finished tweaking crates.io crate hlua-badtouch 0.4.2
[INFO] tweaked toml for crates.io crate hlua-badtouch 0.4.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lua52-sys v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a043ea309090f2b3783bd938a96b356e54e952fe17fe866227cb37d4f48bba2c
[INFO] running `Command { std: "docker" "start" "-a" "a043ea309090f2b3783bd938a96b356e54e952fe17fe866227cb37d4f48bba2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a043ea309090f2b3783bd938a96b356e54e952fe17fe866227cb37d4f48bba2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a043ea309090f2b3783bd938a96b356e54e952fe17fe866227cb37d4f48bba2c", kill_on_drop: false }`
[INFO] [stdout] a043ea309090f2b3783bd938a96b356e54e952fe17fe866227cb37d4f48bba2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66c45ac6d2d1e3547aaa82ee0c17c1ae4260bd227c678affa14b3a4adc7f55f0
[INFO] running `Command { std: "docker" "start" "-a" "66c45ac6d2d1e3547aaa82ee0c17c1ae4260bd227c678affa14b3a4adc7f55f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lua52-sys v0.1.2
[INFO] [stderr]     Checking hlua-badtouch v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 | use std::convert::From;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `From` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/any.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_tables.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/rust_tables.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/values.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout] 6   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/values.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[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:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = 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/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:151:52
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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/values.rs:194:52
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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/values.rs:257:52
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 | use std::convert::From;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `From` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/any.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:441:10
[INFO] [stdout]     |
[INFO] [stdout] 441 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:454:10
[INFO] [stdout]     |
[INFO] [stdout] 454 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:467:10
[INFO] [stdout]     |
[INFO] [stdout] 467 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:480:10
[INFO] [stdout]     |
[INFO] [stdout] 480 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:496:10
[INFO] [stdout]     |
[INFO] [stdout] 496 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:560:23
[INFO] [stdout]     |
[INFO] [stdout] 560 |         struct Foo { };
[INFO] [stdout]     |                       ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lua_functions.rs:461:84
[INFO] [stdout]     |
[INFO] [stdout] 461 |         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout]     |                                                                                    ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 461 -         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout] 461 +         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args(3).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_functions.rs:522:26
[INFO] [stdout]     |
[INFO] [stdout] 522 |         struct Reader { };
[INFO] [stdout]     |                          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_tables.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_tables.rs:579:14
[INFO] [stdout]     |
[INFO] [stdout] 579 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/rust_tables.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/values.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout] 6   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/values.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:68:61
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:105:80
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:110:77
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:119:80
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:124:80
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:129:80
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:134:76
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:177:61
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:210:80
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:215:77
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:224:80
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:229:80
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:234:80
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:239:80
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:248:96
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index);
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index);
[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:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = 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/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:151:52
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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/values.rs:194:52
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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/values.rs:257:52
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:68:61
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:105:80
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:110:77
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:119:80
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:124:80
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:129:80
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:134:76
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:177:61
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:210:80
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:215:77
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:224:80
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:229:80
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:234:80
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:239:80
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:248:96
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index);
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index);
[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/lua_functions.rs:536:69
[INFO] [stdout]     |
[INFO] [stdout] 536 |             Err(LuaError::ReadError(e)) => { assert_eq!("oh no!", e.description()) },
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:194:47
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 59 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/basic.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> tests/ffi.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/repl.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> tests/userdata.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "basic") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/rust_function.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "repl") due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/sound-api.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "rust_function") due to 2 previous errors
[INFO] [stderr] error: could not compile `hlua-badtouch` (test "ffi") due to 2 previous errors
[INFO] [stdout] error: cannot find macro `implement_lua_push` in this scope
[INFO] [stdout]   --> examples/sound-api.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | implement_lua_push!(Sound, |mut metatable| {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `implement_lua_read` in this scope
[INFO] [stdout]   --> examples/sound-api.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | implement_lua_read!(Sound);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (test "userdata") due to 2 previous errors
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "sound-api") due to 4 previous errors
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/rust_tables.rs:442:52
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].into_iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = IntoIterator::into_iter([1., 2., 3.]).enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                       ++++++++++++++++++++++++            ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:194:47
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 70 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66c45ac6d2d1e3547aaa82ee0c17c1ae4260bd227c678affa14b3a4adc7f55f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c45ac6d2d1e3547aaa82ee0c17c1ae4260bd227c678affa14b3a4adc7f55f0", kill_on_drop: false }`
[INFO] [stdout] 66c45ac6d2d1e3547aaa82ee0c17c1ae4260bd227c678affa14b3a4adc7f55f0
[INFO] checking hlua-badtouch-0.4.2 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate hlua-badtouch 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate hlua-badtouch 0.4.2 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hlua-badtouch 0.4.2
[INFO] finished tweaking crates.io crate hlua-badtouch 0.4.2
[INFO] tweaked toml for crates.io crate hlua-badtouch 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd64c10ed6989e5402f43f95969f722cf13547f859fa8e1804aa858ec9c8d66a
[INFO] running `Command { std: "docker" "start" "-a" "dd64c10ed6989e5402f43f95969f722cf13547f859fa8e1804aa858ec9c8d66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd64c10ed6989e5402f43f95969f722cf13547f859fa8e1804aa858ec9c8d66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd64c10ed6989e5402f43f95969f722cf13547f859fa8e1804aa858ec9c8d66a", kill_on_drop: false }`
[INFO] [stdout] dd64c10ed6989e5402f43f95969f722cf13547f859fa8e1804aa858ec9c8d66a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7713b4ba14c71cc968850d6e716bd2944733d7f0d2530fad6176c68bf02d63d4
[INFO] running `Command { std: "docker" "start" "-a" "7713b4ba14c71cc968850d6e716bd2944733d7f0d2530fad6176c68bf02d63d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling lua52-sys v0.1.2
[INFO] [stderr]     Checking hlua-badtouch v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 | use std::convert::From;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `From` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/any.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_tables.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/rust_tables.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/values.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout] 6   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/values.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 | use std::convert::From;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `From` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/any.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/functions_write.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:441:10
[INFO] [stdout]     |
[INFO] [stdout] 441 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:454:10
[INFO] [stdout]     |
[INFO] [stdout] 454 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:467:10
[INFO] [stdout]     |
[INFO] [stdout] 467 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:480:10
[INFO] [stdout]     |
[INFO] [stdout] 480 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:496:10
[INFO] [stdout]     |
[INFO] [stdout] 496 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:560:23
[INFO] [stdout]     |
[INFO] [stdout] 560 |         struct Foo { };
[INFO] [stdout]     |                       ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/lua_functions.rs:2:5
[INFO] [stdout]     |
[INFO] [stdout] 2   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lua_functions.rs:461:84
[INFO] [stdout]     |
[INFO] [stdout] 461 |         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout]     |                                                                                    ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 461 -         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
[INFO] [stdout] 461 +         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args(3).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_functions.rs:522:26
[INFO] [stdout]     |
[INFO] [stdout] 522 |         struct Reader { };
[INFO] [stdout]     |                          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/lua_tables.rs:3:5
[INFO] [stdout]     |
[INFO] [stdout] 3   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_tables.rs:579:14
[INFO] [stdout]     |
[INFO] [stdout] 579 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/rust_tables.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/rust_tables.rs:24:39
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout]    |                                       ^   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     for (elem, index) in iterator.zip((1..)) {
[INFO] [stdout] 24 +     for (elem, index) in iterator.zip(1..) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/userdata.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ffi` is imported redundantly
[INFO] [stdout]    --> src/values.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout] 6   | use ffi;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:111:1
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub extern crate lua52_sys as ffi;
[INFO] [stdout]     | ---------------------------------- the item `ffi` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]    --> src/values.rs:7:5
[INFO] [stdout]     |
[INFO] [stdout] 7   | use libc;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | extern crate libc;
[INFO] [stdout]     | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:678:21
[INFO] [stdout]     |
[INFO] [stdout] 678 |         let mut f = try!(lua_functions::LuaFunction::load(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:21
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[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:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = 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/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:151:52
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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/values.rs:194:52
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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/values.rs:257:52
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[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:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |             res = 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/lua_functions.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:38:49
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/values.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:108:49
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/values.rs:151:52
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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/values.rs:194:52
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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/values.rs:257:52
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:392:32
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:447:32
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 447 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:68:61
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:105:80
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:110:77
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:119:80
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:124:80
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:129:80
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:134:76
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:177:61
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:210:80
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:215:77
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:224:80
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:229:80
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:234:80
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:239:80
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:248:96
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index);
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index);
[INFO] [stdout]     |                                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/any.rs:68:61
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:105:80
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:110:77
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 110 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:119:80
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:124:80
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:129:80
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:134:76
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:177:61
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut AsMutLua<'lua>).forget_internal();
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let size = val.push_no_err(&mut lua as &mut dyn AsMutLua<'lua>).forget_internal();
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:210:80
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:215:77
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:224:80
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 224 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:229:80
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:234:80
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 234 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:239:80
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index) {
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let mut lua = match LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index) {
[INFO] [stdout]     |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:248:96
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut AsMutLua<'lua>, index);
[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 an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 248 |             let table: Result<LuaTable<_>, _> = LuaRead::lua_read_at_position(&mut lua as &mut dyn AsMutLua<'lua>, index);
[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/lua_functions.rs:536:69
[INFO] [stdout]     |
[INFO] [stdout] 536 |             Err(LuaError::ReadError(e)) => { assert_eq!("oh no!", e.description()) },
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:194:47
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 59 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/basic.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/repl.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> tests/ffi.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> tests/userdata.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "basic") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/sound-api.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hlua`
[INFO] [stdout]  --> examples/rust_function.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hlua;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "rust_function") due to 2 previous errors
[INFO] [stderr] error: could not compile `hlua-badtouch` (test "ffi") due to 2 previous errors
[INFO] [stdout] error: cannot find macro `implement_lua_push` in this scope
[INFO] [stdout]   --> examples/sound-api.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | implement_lua_push!(Sound, |mut metatable| {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `implement_lua_read` in this scope
[INFO] [stdout]   --> examples/sound-api.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | implement_lua_read!(Sound);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "repl") due to 2 previous errors
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (example "sound-api") due to 4 previous errors
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 247 |     lua: L,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StringInLua` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized
[INFO] [stdout]   --> src/lua_functions.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 buffer: 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
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/rust_tables.rs:442:52
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].into_iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = [1., 2., 3.].iter().enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                                    ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let orig: HashMap<i32, f64> = IntoIterator::into_iter([1., 2., 3.]).enumerate().map(|(k, v)| (k as i32, *v as f64)).collect();
[INFO] [stdout]     |                                       ++++++++++++++++++++++++            ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 49 | integer_impl!(i8);
[INFO] [stdout]    | ----------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 50 | integer_impl!(i16);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut success = unsafe { 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] 51 | integer_impl!(i32);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `integer_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 84 | unsigned_impl!(u8);
[INFO] [stdout]    | ------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 85 | unsigned_impl!(u16);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]   --> src/values.rs:73:44
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let mut success = unsafe { 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] 86 | unsigned_impl!(u32);
[INFO] [stdout]    | ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: integers must be initialized
[INFO] [stdout]    = note: this warning originates in the macro `unsigned_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 119 | numeric_impl!(f32);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:108:44
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 let mut success = unsafe { 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] 120 | numeric_impl!(f64);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: this warning originates in the macro `numeric_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:194:47
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hlua-badtouch` (test "userdata") due to 2 previous errors
[INFO] [stdout] warning: the type `usize` does not permit being left uninitialized
[INFO] [stdout]    --> src/values.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut size: libc::size_t = unsafe { 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 70 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7713b4ba14c71cc968850d6e716bd2944733d7f0d2530fad6176c68bf02d63d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7713b4ba14c71cc968850d6e716bd2944733d7f0d2530fad6176c68bf02d63d4", kill_on_drop: false }`
[INFO] [stdout] 7713b4ba14c71cc968850d6e716bd2944733d7f0d2530fad6176c68bf02d63d4
