[INFO] fetching crate hlua 0.4.3...
[INFO] checking hlua-0.4.3 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate hlua 0.4.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate hlua 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate hlua 0.4.3
[INFO] tweaked toml for crates.io crate hlua 0.4.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hlua 0.4.3 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hlua 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lua52-sys v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b53e313c26f9a56d0afb966c48f8da88fe4ba8bf01adbd202ff54d136a4c2a2
[INFO] running `Command { std: "docker" "start" "-a" "0b53e313c26f9a56d0afb966c48f8da88fe4ba8bf01adbd202ff54d136a4c2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b53e313c26f9a56d0afb966c48f8da88fe4ba8bf01adbd202ff54d136a4c2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b53e313c26f9a56d0afb966c48f8da88fe4ba8bf01adbd202ff54d136a4c2a2", kill_on_drop: false }`
[INFO] [stdout] 0b53e313c26f9a56d0afb966c48f8da88fe4ba8bf01adbd202ff54d136a4c2a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ac93abe82e30e05b0467a7d37741bb8c372a294db821fd00bddaf0fbe39bb71
[INFO] running `Command { std: "docker" "start" "-a" "2ac93abe82e30e05b0467a7d37741bb8c372a294db821fd00bddaf0fbe39bb71", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling cc v1.0.94
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling lua52-sys v0.1.3
[INFO] [stderr]     Checking hlua v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:234:34
[INFO] [stdout]     |
[INFO] [stdout] 234 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 319 | impl_function_ext!();
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 320 | impl_function_ext!(A);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 321 | impl_function_ext!(A, B);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 322 | impl_function_ext!(A, B, C);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 323 | impl_function_ext!(A, B, C, D);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 324 | impl_function_ext!(A, B, C, D, E);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 325 | impl_function_ext!(A, B, C, D, E, F);
[INFO] [stdout]     | ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 326 | impl_function_ext!(A, B, C, D, E, F, G);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 327 | impl_function_ext!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 328 | impl_function_ext!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 329 | impl_function_ext!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/lua_functions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:734:21
[INFO] [stdout]     |
[INFO] [stdout] 734 |         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:763:21
[INFO] [stdout]     |
[INFO] [stdout] 763 |         let mut f = try!(lua_functions::LuaFunction::load_from_reader(self, code));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:234:34
[INFO] [stdout]     |
[INFO] [stdout] 234 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 319 | impl_function_ext!();
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 320 | impl_function_ext!(A);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 321 | impl_function_ext!(A, B);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 322 | impl_function_ext!(A, B, C);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 323 | impl_function_ext!(A, B, C, D);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 324 | impl_function_ext!(A, B, C, D, E);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 325 | impl_function_ext!(A, B, C, D, E, F);
[INFO] [stdout]     | ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 326 | impl_function_ext!(A, B, C, D, E, F, G);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 327 | impl_function_ext!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 328 | impl_function_ext!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/functions_write.rs:301:34
[INFO] [stdout]     |
[INFO] [stdout] 301 |                     let wrapper: extern fn(*mut ffi::lua_State) -> libc::c_int = wrapper::<Self, _, R>;
[INFO] [stdout]     |                                  ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 329 | impl_function_ext!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `impl_function_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:450:10
[INFO] [stdout]     |
[INFO] [stdout] 450 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:463:10
[INFO] [stdout]     |
[INFO] [stdout] 463 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:476:10
[INFO] [stdout]     |
[INFO] [stdout] 476 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:489:10
[INFO] [stdout]     |
[INFO] [stdout] 489 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:505:10
[INFO] [stdout]     |
[INFO] [stdout] 505 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/functions_write.rs:572:22
[INFO] [stdout]     |
[INFO] [stdout] 572 |         struct Foo {};
[INFO] [stdout]     |                      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/lua_functions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_functions.rs:555:25
[INFO] [stdout]     |
[INFO] [stdout] 555 |         struct Reader {};
[INFO] [stdout]     |                         ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lua_tables.rs:594:14
[INFO] [stdout]     |
[INFO] [stdout] 594 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:734:21
[INFO] [stdout]     |
[INFO] [stdout] 734 |         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:763:21
[INFO] [stdout]     |
[INFO] [stdout] 763 |         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/lua_functions.rs:414:32
[INFO] [stdout]     |
[INFO] [stdout] 414 |     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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 414 |     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:430:32
[INFO] [stdout]     |
[INFO] [stdout] 430 |     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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 430 |     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:451:32
[INFO] [stdout]     |
[INFO] [stdout] 451 |     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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 451 |     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:70:51
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     .push_no_err(&mut lua as &mut AsMutLua<'lua>)
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     .push_no_err(&mut lua as &mut dyn AsMutLua<'lua>)
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lua_functions.rs:414:32
[INFO] [stdout]     |
[INFO] [stdout] 414 |     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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 414 |     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:108:70
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 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:113:77
[INFO] [stdout]     |
[INFO] [stdout] 113 |             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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 |             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:121:70
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 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:127:70
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 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:133:70
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 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:138:76
[INFO] [stdout]     |
[INFO] [stdout] 138 |             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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 |             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:188:51
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     .push_no_err(&mut lua as &mut AsMutLua<'lua>)
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     .push_no_err(&mut lua as &mut dyn AsMutLua<'lua>)
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:225:70
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 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:230:77
[INFO] [stdout]     |
[INFO] [stdout] 230 |             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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 |             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:238:70
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 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:244:70
[INFO] [stdout]     |
[INFO] [stdout] 244 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 244 |                 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:250:70
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 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:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 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:266:64
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 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/lua_functions.rs:430:32
[INFO] [stdout]     |
[INFO] [stdout] 430 |     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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 430 |     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:451:32
[INFO] [stdout]     |
[INFO] [stdout] 451 |     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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 451 |     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:70:51
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     .push_no_err(&mut lua as &mut AsMutLua<'lua>)
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     .push_no_err(&mut lua as &mut dyn AsMutLua<'lua>)
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:108:70
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 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:113:77
[INFO] [stdout]     |
[INFO] [stdout] 113 |             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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 |             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:121:70
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 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:127:70
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 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:133:70
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 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:138:76
[INFO] [stdout]     |
[INFO] [stdout] 138 |             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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 |             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:188:51
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     .push_no_err(&mut lua as &mut AsMutLua<'lua>)
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 188 |                     .push_no_err(&mut lua as &mut dyn AsMutLua<'lua>)
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/any.rs:225:70
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 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:230:77
[INFO] [stdout]     |
[INFO] [stdout] 230 |             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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 |             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:238:70
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 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:244:70
[INFO] [stdout]     |
[INFO] [stdout] 244 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 244 |                 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:250:70
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 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:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 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:266:64
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 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:570:40
[INFO] [stdout]     |
[INFO] [stdout] 570 |                 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:268:5
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 268 |     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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lua_tables.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn iter<K, V>(&mut self) -> LuaTableIterator<L, K, V> {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn iter<K, V>(&mut self) -> LuaTableIterator<'_, L, K, V> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_base`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1040:13
[INFO] [stdout]      |
[INFO] [stdout] 1040 |         lua.open_base();
[INFO] [stdout]      |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_base`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1048:13
[INFO] [stdout]      |
[INFO] [stdout] 1048 |         lua.open_base();
[INFO] [stdout]      |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_bit32`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1049:13
[INFO] [stdout]      |
[INFO] [stdout] 1049 |         lua.open_bit32();
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_coroutine`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1050:13
[INFO] [stdout]      |
[INFO] [stdout] 1050 |         lua.open_coroutine();
[INFO] [stdout]      |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_debug`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1051:13
[INFO] [stdout]      |
[INFO] [stdout] 1051 |         lua.open_debug();
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_io`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1052:13
[INFO] [stdout]      |
[INFO] [stdout] 1052 |         lua.open_io();
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_math`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1053:13
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         lua.open_math();
[INFO] [stdout]      |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_os`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1054:13
[INFO] [stdout]      |
[INFO] [stdout] 1054 |         lua.open_os();
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_package`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1055:13
[INFO] [stdout]      |
[INFO] [stdout] 1055 |         lua.open_package();
[INFO] [stdout]      |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_string`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1056:13
[INFO] [stdout]      |
[INFO] [stdout] 1056 |         lua.open_string();
[INFO] [stdout]      |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `Lua::<'lua>::open_table`: This function is a wart in hlua's API and doesn't actually do anything. Unfortunately, the equivalent function in the Lua library is undocumented. If you know how to use it, feel free to open a pull request against hlua to expose it properly.
[INFO] [stdout]     --> src/lib.rs:1057:13
[INFO] [stdout]      |
[INFO] [stdout] 1057 |         lua.open_table();
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lua` is never read
[INFO] [stdout]    --> src/values.rs:268:5
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub struct StringInLua<L> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 268 |     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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lua_tables.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn iter<K, V>(&mut self) -> LuaTableIterator<L, K, V> {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn iter<K, V>(&mut self) -> LuaTableIterator<'_, L, K, V> {
[INFO] [stdout]     |                                                      +++
[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:459:14
[INFO] [stdout]     |
[INFO] [stdout] 459 |             .into_iter()
[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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 459 -             .into_iter()
[INFO] [stdout] 459 +             .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 458 -         let orig: HashMap<i32, f64> = [1., 2., 3.]
[INFO] [stdout] 458 +         let orig: HashMap<i32, f64> = IntoIterator::into_iter([1., 2., 3.])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.90s
[INFO] running `Command { std: "docker" "inspect" "2ac93abe82e30e05b0467a7d37741bb8c372a294db821fd00bddaf0fbe39bb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac93abe82e30e05b0467a7d37741bb8c372a294db821fd00bddaf0fbe39bb71", kill_on_drop: false }`
[INFO] [stdout] 2ac93abe82e30e05b0467a7d37741bb8c372a294db821fd00bddaf0fbe39bb71