[INFO] fetching crate lua_ir 0.8.0...
[INFO] checking lua_ir-0.8.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate lua_ir 0.8.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lua_ir 0.8.0
[INFO] finished tweaking crates.io crate lua_ir 0.8.0
[INFO] tweaked toml for crates.io crate lua_ir 0.8.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lua_ir 0.8.0 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lua_ir 0.8.0 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4
[INFO] running `Command { std: "docker" "start" "7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking lua_tokenizer v0.5.0
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking rusty_lr_core v3.32.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling rusty_lr_parser v3.56.0
[INFO] [stderr]    Compiling rusty_lr_derive v2.35.0
[INFO] [stderr]     Checking rusty_lr v3.27.0
[INFO] [stderr]     Checking lua_parser v0.10.0
[INFO] [stderr]     Checking lua_semantics v0.9.0
[INFO] [stderr]     Checking lua_ir v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/builtin/math.rs:29:46
[INFO] [stdout]    |
[INFO] [stdout] 29 |         math.insert("huge".into(), std::f64::INFINITY.into());
[INFO] [stdout]    |                                              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i64::MIN`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]   --> src/builtin/math.rs:30:52
[INFO] [stdout]    |
[INFO] [stdout] 30 |         math.insert("mininteger".into(), std::i64::MIN.into());
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i64::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/builtin/math.rs:31:52
[INFO] [stdout]    |
[INFO] [stdout] 31 |         math.insert("maxinteger".into(), std::i64::MAX.into());
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::INFINITY`: replaced by the `INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/builtin/math.rs:29:46
[INFO] [stdout]    |
[INFO] [stdout] 29 |         math.insert("huge".into(), std::f64::INFINITY.into());
[INFO] [stdout]    |                                              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i64::MIN`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]   --> src/builtin/math.rs:30:52
[INFO] [stdout]    |
[INFO] [stdout] 30 |         math.insert("mininteger".into(), std::i64::MIN.into());
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i64::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/builtin/math.rs:31:52
[INFO] [stdout]    |
[INFO] [stdout] 31 |         math.insert("maxinteger".into(), std::i64::MAX.into());
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:70:33
[INFO] [stdout]    |
[INFO] [stdout] 70 |     env.insert("string".into(), string::init()?.into());
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 70 -     env.insert("string".into(), string::init()?.into());
[INFO] [stdout] 70 +     env.insert("string".into(), string::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 70 -     env.insert("string".into(), string::init()?.into());
[INFO] [stdout] 70 +     env.insert("string".into(), <LuaValue as Into<_>>::into(string::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 |     env.insert("math".into(), math::init()?.into());
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 71 -     env.insert("math".into(), math::init()?.into());
[INFO] [stdout] 71 +     env.insert("math".into(), math::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 71 -     env.insert("math".into(), math::init()?.into());
[INFO] [stdout] 71 +     env.insert("math".into(), <LuaValue as Into<_>>::into(math::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 |     env.insert("table".into(), table::init()?.into());
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 72 -     env.insert("table".into(), table::init()?.into());
[INFO] [stdout] 72 +     env.insert("table".into(), table::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 72 -     env.insert("table".into(), table::init()?.into());
[INFO] [stdout] 72 +     env.insert("table".into(), <LuaValue as Into<_>>::into(table::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:73:36
[INFO] [stdout]    |
[INFO] [stdout] 73 |     env.insert("coroutine".into(), coroutine::init()?.into());
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 73 -     env.insert("coroutine".into(), coroutine::init()?.into());
[INFO] [stdout] 73 +     env.insert("coroutine".into(), coroutine::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 73 -     env.insert("coroutine".into(), coroutine::init()?.into());
[INFO] [stdout] 73 +     env.insert("coroutine".into(), <LuaValue as Into<_>>::into(coroutine::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:74:29
[INFO] [stdout]    |
[INFO] [stdout] 74 |     env.insert("os".into(), os::init()?.into());
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 74 -     env.insert("os".into(), os::init()?.into());
[INFO] [stdout] 74 +     env.insert("os".into(), os::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 74 -     env.insert("os".into(), os::init()?.into());
[INFO] [stdout] 74 +     env.insert("os".into(), <LuaValue as Into<_>>::into(os::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:75:29
[INFO] [stdout]    |
[INFO] [stdout] 75 |     env.insert("io".into(), io::init()?.into());
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 75 -     env.insert("io".into(), io::init()?.into());
[INFO] [stdout] 75 +     env.insert("io".into(), io::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 75 -     env.insert("io".into(), io::init()?.into());
[INFO] [stdout] 75 +     env.insert("io".into(), <LuaValue as Into<_>>::into(io::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vm.rs:367:41
[INFO] [stdout]     |
[INFO] [stdout] 367 |     pub(crate) fn borrow_running_thread(&self) -> std::cell::Ref<LuaThread> {
[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] 367 |     pub(crate) fn borrow_running_thread(&self) -> std::cell::Ref<'_, LuaThread> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vm.rs:370:45
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub(crate) fn borrow_running_thread_mut(&self) -> std::cell::RefMut<LuaThread> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub(crate) fn borrow_running_thread_mut(&self) -> std::cell::RefMut<'_, LuaThread> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lua_ir` (lib) due to 6 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:70:33
[INFO] [stdout]    |
[INFO] [stdout] 70 |     env.insert("string".into(), string::init()?.into());
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 70 -     env.insert("string".into(), string::init()?.into());
[INFO] [stdout] 70 +     env.insert("string".into(), string::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 70 -     env.insert("string".into(), string::init()?.into());
[INFO] [stdout] 70 +     env.insert("string".into(), <LuaValue as Into<_>>::into(string::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:71:31
[INFO] [stdout]    |
[INFO] [stdout] 71 |     env.insert("math".into(), math::init()?.into());
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 71 -     env.insert("math".into(), math::init()?.into());
[INFO] [stdout] 71 +     env.insert("math".into(), math::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 71 -     env.insert("math".into(), math::init()?.into());
[INFO] [stdout] 71 +     env.insert("math".into(), <LuaValue as Into<_>>::into(math::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 |     env.insert("table".into(), table::init()?.into());
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 72 -     env.insert("table".into(), table::init()?.into());
[INFO] [stdout] 72 +     env.insert("table".into(), table::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 72 -     env.insert("table".into(), table::init()?.into());
[INFO] [stdout] 72 +     env.insert("table".into(), <LuaValue as Into<_>>::into(table::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:73:36
[INFO] [stdout]    |
[INFO] [stdout] 73 |     env.insert("coroutine".into(), coroutine::init()?.into());
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 73 -     env.insert("coroutine".into(), coroutine::init()?.into());
[INFO] [stdout] 73 +     env.insert("coroutine".into(), coroutine::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 73 -     env.insert("coroutine".into(), coroutine::init()?.into());
[INFO] [stdout] 73 +     env.insert("coroutine".into(), <LuaValue as Into<_>>::into(coroutine::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:74:29
[INFO] [stdout]    |
[INFO] [stdout] 74 |     env.insert("os".into(), os::init()?.into());
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 74 -     env.insert("os".into(), os::init()?.into());
[INFO] [stdout] 74 +     env.insert("os".into(), os::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 74 -     env.insert("os".into(), os::init()?.into());
[INFO] [stdout] 74 +     env.insert("os".into(), <LuaValue as Into<_>>::into(os::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `LuaValue`
[INFO] [stdout]   --> src/builtin/mod.rs:75:29
[INFO] [stdout]    |
[INFO] [stdout] 75 |     env.insert("io".into(), io::init()?.into());
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 75 -     env.insert("io".into(), io::init()?.into());
[INFO] [stdout] 75 +     env.insert("io".into(), io::init()?);
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 75 -     env.insert("io".into(), io::init()?.into());
[INFO] [stdout] 75 +     env.insert("io".into(), <LuaValue as Into<_>>::into(io::init()?));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vm.rs:367:41
[INFO] [stdout]     |
[INFO] [stdout] 367 |     pub(crate) fn borrow_running_thread(&self) -> std::cell::Ref<LuaThread> {
[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] 367 |     pub(crate) fn borrow_running_thread(&self) -> std::cell::Ref<'_, LuaThread> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vm.rs:370:45
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub(crate) fn borrow_running_thread_mut(&self) -> std::cell::RefMut<LuaThread> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 370 |     pub(crate) fn borrow_running_thread_mut(&self) -> std::cell::RefMut<'_, LuaThread> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lua_ir` (lib test) due to 6 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4", kill_on_drop: false }`
[INFO] [stdout] 7ab6cbd7b609b71ecf2b690b611c1aa80af83248a7ad6c07072597fbe7e319e4
