[INFO] cloning repository https://github.com/Palkovsky/Nudz-Limak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Palkovsky/Nudz-Limak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPalkovsky%2FNudz-Limak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPalkovsky%2FNudz-Limak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aae8e3184798ea3ba2d23882e53255a2af130346
[INFO] checking Palkovsky/Nudz-Limak against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPalkovsky%2FNudz-Limak" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Palkovsky/Nudz-Limak
[INFO] finished tweaking git repo https://github.com/Palkovsky/Nudz-Limak
[INFO] tweaked toml for git repo https://github.com/Palkovsky/Nudz-Limak written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Palkovsky/Nudz-Limak on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Palkovsky/Nudz-Limak 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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/TomBebbington/llvm-sys.rs`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v0.5.0
[INFO] [stderr]   Downloaded semver v0.1.20
[INFO] [stderr]   Downloaded cbox v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ef98df7510163f640150567b8caa955148efbe836f8458dee3c060e7877844d
[INFO] running `Command { std: "docker" "start" "-a" "6ef98df7510163f640150567b8caa955148efbe836f8458dee3c060e7877844d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ef98df7510163f640150567b8caa955148efbe836f8458dee3c060e7877844d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef98df7510163f640150567b8caa955148efbe836f8458dee3c060e7877844d", kill_on_drop: false }`
[INFO] [stdout] 6ef98df7510163f640150567b8caa955148efbe836f8458dee3c060e7877844d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3d0273ee0eece687324b4c77e35be84d32a40dee093b0c912604a7223d66cc
[INFO] running `Command { std: "docker" "start" "-a" "ca3d0273ee0eece687324b4c77e35be84d32a40dee093b0c912604a7223d66cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling llvm-alt v0.5.0 (/opt/rustwide/workdir/llvm-rs)
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking lexer v0.1.0 (/opt/rustwide/workdir/lexer)
[INFO] [stdout] warning: variant `BIN_OP` should have an upper camel case name
[INFO] [stdout]    --> lexer/src/lib.rs:212:5
[INFO] [stdout]     |
[INFO] [stdout] 212 |     BIN_OP(BinOp),
[INFO] [stdout]     |     ^^^^^^ help: convert the identifier to upper camel case: `BinOp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinOp` is never used
[INFO] [stdout]    --> lexer/src/lib.rs:201:6
[INFO] [stdout]     |
[INFO] [stdout] 201 | enum BinOp {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TestToken` is never used
[INFO] [stdout]    --> lexer/src/lib.rs:206:6
[INFO] [stdout]     |
[INFO] [stdout] 206 | enum TestToken {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling llvm-sys v0.3.0 (https://github.com/TomBebbington/llvm-sys.rs#88a4f2da)
[INFO] [stderr]     Checking cbox v0.3.0
[INFO] [stdout] warning: unused macro definition: `build`
[INFO] [stdout]  --> llvm-rs/src/macros.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | macro_rules! build {
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 201 | compile_func!{}
[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 `compile_func` (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]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 202 | compile_func!{A}
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `compile_func` (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]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 203 | compile_func!{A, B}
[INFO] [stdout]     | ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `compile_func` (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]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 204 | compile_func!{A, B, C}
[INFO] [stdout]     | ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `compile_func` (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]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 205 | compile_func!{A, B, C, D}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `compile_func` (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]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 206 | compile_func!{A, B, C, D, E}
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `compile_func` (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]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 207 | compile_func!{A, B, C, D, E, F}
[INFO] [stdout]     | ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `compile_func` (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]    --> llvm-rs/src/compile.rs:187:49
[INFO] [stdout]     |
[INFO] [stdout] 187 |         impl<'a, R, $($name),*> Compile<'a> for extern fn($($name),*) -> R where R:Compile<'a>, $($name:Compile<'a>),* {
[INFO] [stdout]     |                                                 ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 208 | compile_func!{A, B, C, D, E, F, G}
[INFO] [stdout]     | ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `compile_func` (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]    --> llvm-rs/src/engine.rs:121:135
[INFO] [stdout]     |
[INFO] [stdout] 121 | ...mpile<'a>, R:Compile<'a>, C:FnOnce(extern fn(A) -> R) {
[INFO] [stdout]     |                                       ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> llvm-rs/src/engine.rs:128:72
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub unsafe fn get_function<A, R>(&self, function: &'a Function) -> extern fn(A) -> R {
[INFO] [stdout]     |                                                                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> llvm-rs/src/module.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let buf = try!(MemoryBuffer::new_from_file(path));
[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]    --> llvm-rs/src/module.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         try!(self.write_bitcode(mod_path));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> llvm-rs/src/object.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let buf = try!(MemoryBuffer::new_from_file(path));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> llvm-rs/src/buffer.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut output = mem::uninitialized();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> llvm-rs/src/buffer.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let mut error = mem::uninitialized();
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> llvm-rs/src/engine.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let mut out = mem::uninitialized();
[INFO] [stdout]    |                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> llvm-rs/src/engine.rs:137:31
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let mut ee = mem::uninitialized();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> llvm-rs/src/engine.rs:171:31
[INFO] [stdout]     |
[INFO] [stdout] 171 |             let mut ee = mem::uninitialized();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> llvm-rs/src/module.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |             let mut out = mem::uninitialized();
[INFO] [stdout]    |                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> llvm-rs/src/module.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |             let mut err = mem::uninitialized();
[INFO] [stdout]    |                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> llvm-rs/src/module.rs:158:34
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let mut error = mem::uninitialized();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> llvm-rs/src/module.rs:194:36
[INFO] [stdout]     |
[INFO] [stdout] 194 |             let mut message = mem::uninitialized();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> llvm-rs/src/module.rs:210:36
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut message = mem::uninitialized();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> llvm-rs/src/types.rs:111:57
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let mut els:Vec<_> = (0..size).map(|_| mem::uninitialized()).collect();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> llvm-rs/src/types.rs:148:60
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let mut types:Vec<_> = (0..count).map(|_| mem::uninitialized()).collect();
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_escape]` attribute cannot be used on macro defs
[INFO] [stdout]  --> llvm-rs/src/macros.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_escape]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[macro_escape]` can be applied to crates, extern crates, and modules
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMMemoryBuffer` does not permit being left uninitialized
[INFO] [stdout]   --> llvm-rs/src/buffer.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut output = mem::uninitialized();
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              this code causes undefined behavior when executed
[INFO] [stdout]    |                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stdout]   --> llvm-rs/src/buffer.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let mut error = mem::uninitialized();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this code causes undefined behavior when executed
[INFO] [stdout]    |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> llvm-rs/src/builder.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn new(context: &Context) -> CSemiBox<Builder> {
[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] 46 |     pub fn new(context: &Context) -> CSemiBox<'_, Builder> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMModule` does not permit being left uninitialized
[INFO] [stdout]   --> llvm-rs/src/engine.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let mut out = mem::uninitialized();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           this code causes undefined behavior when executed
[INFO] [stdout]    |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut ffi::execution_engine::LLVMOpaqueExecutionEngine` does not permit being left uninitialized
[INFO] [stdout]    --> llvm-rs/src/engine.rs:137:26
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let mut ee = mem::uninitialized();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this code causes undefined behavior when executed
[INFO] [stdout]     |                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut ffi::execution_engine::LLVMOpaqueExecutionEngine` does not permit being left uninitialized
[INFO] [stdout]    --> llvm-rs/src/engine.rs:171:26
[INFO] [stdout]     |
[INFO] [stdout] 171 |             let mut ee = mem::uninitialized();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this code causes undefined behavior when executed
[INFO] [stdout]     |                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:194:34
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn to_generic(self, context: &Context) -> CSemiBox<GenericValue>;
[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] 194 |     fn to_generic(self, context: &Context) -> CSemiBox<'_, GenericValue>;
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:200:30
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[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] 200 |     fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:214:30
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[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] 214 |     fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:250:30
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[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] 250 |     fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 262 | generic_int!{some i8, u8}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 262 | generic_int!{some i8, u8}
[INFO] [stdout]     | ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 263 | generic_int!{some i16, u16}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 263 | generic_int!{some i16, u16}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 264 | generic_int!{some i32, u32}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 264 | generic_int!{some i32, u32}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 265 | generic_int!{some i64, u64}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 265 | generic_int!{some i64, u64}
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 266 | generic_int!{some isize, usize}
[INFO] [stdout]     | ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/engine.rs:230:38
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<GenericValue> {
[INFO] [stdout]     |                                      ^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 266 | generic_int!{some isize, usize}
[INFO] [stdout]     | ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `generic_int` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 230 |             fn to_generic(self, ctx: &Context) -> CSemiBox<'_, GenericValue> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut LLVMModule` does not permit being left uninitialized
[INFO] [stdout]   --> llvm-rs/src/module.rs:79:27
[INFO] [stdout]    |
[INFO] [stdout] 79 |             let mut out = mem::uninitialized();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           this code causes undefined behavior when executed
[INFO] [stdout]    |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stdout]   --> llvm-rs/src/module.rs:80:27
[INFO] [stdout]    |
[INFO] [stdout] 80 |             let mut err = mem::uninitialized();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           this code causes undefined behavior when executed
[INFO] [stdout]    |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stdout]    --> llvm-rs/src/module.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let mut error = mem::uninitialized();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this code causes undefined behavior when executed
[INFO] [stdout]     |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stdout]    --> llvm-rs/src/module.rs:194:31
[INFO] [stdout]     |
[INFO] [stdout] 194 |             let mut message = mem::uninitialized();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this code causes undefined behavior when executed
[INFO] [stdout]     |                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized
[INFO] [stdout]    --> llvm-rs/src/module.rs:210:31
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let mut message = mem::uninitialized();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this code causes undefined behavior when executed
[INFO] [stdout]     |                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> llvm-rs/src/object.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn symbols(&self) -> Symbols {
[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] 30 |     pub fn symbols(&self) -> Symbols<'_> {
[INFO] [stdout]    |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]   --> llvm-rs/src/object.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 address: mem::transmute(address),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout]    = note: `#[warn(integer_to_ptr_transmutes)]` on by default
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance` instead to use a previously exposed provenance
[INFO] [stdout]    |
[INFO] [stdout] 50 -                 address: mem::transmute(address),
[INFO] [stdout] 50 +                 address: std::ptr::with_exposed_provenance::<c_void>(address),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `&types::Type` does not permit being left uninitialized
[INFO] [stdout]    --> llvm-rs/src/types.rs:111:52
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let mut els:Vec<_> = (0..size).map(|_| mem::uninitialized()).collect();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    this code causes undefined behavior when executed
[INFO] [stdout]     |                                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: references must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `&types::Type` does not permit being left uninitialized
[INFO] [stdout]    --> llvm-rs/src/types.rs:148:55
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let mut types:Vec<_> = (0..count).map(|_| mem::uninitialized()).collect();
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                       |
[INFO] [stdout]     |                                                       this code causes undefined behavior when executed
[INFO] [stdout]     |                                                       help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: references must be non-null
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> llvm-rs/src/value.rs:234:19
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn blocks(&self) -> BlockIter {
[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] 234 |     pub fn blocks(&self) -> BlockIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking llvm-frontend-tut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/types.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/token.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let mut chars = chunk
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs_ty`
[INFO] [stdout]    --> src/codegen.rs:663:13
[INFO] [stdout]     |
[INFO] [stdout] 663 |         let rhs_ty = rhs.ty();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_ty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_bool`, `is_byte`, `is_short`, `is_int`, and `is_long` are never used
[INFO] [stdout]   --> src/types.rs:60:15
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl LangType {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     accessor!(is_bool, Self::Bool);
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 61 |     accessor!(is_byte, Self::Byte);
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 62 |     accessor!(is_short, Self::Short);
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 63 |     accessor!(is_int, Self::Int);
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 64 |     accessor!(is_long, Self::Long);
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `accessor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `allocator` is never used
[INFO] [stdout]   --> src/codegen.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<'r> FuncMeta<'r> {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     fn allocator(&self) -> Rc<StackAllocator<'r>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `level` and `drop_all` are never used
[INFO] [stdout]    --> src/codegen.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 253 | impl<'r> Scope<'r> {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn level(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     fn drop_all(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/codegen.rs:101:42
[INFO] [stdout]     |
[INFO] [stdout] 101 |             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 101 -             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout] 101 +             .unwrap_or_else(|err| std::panic::panic_any(err));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/codegen.rs:114:42
[INFO] [stdout]     |
[INFO] [stdout] 114 |             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 114 -             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout] 114 +             .unwrap_or_else(|err| std::panic::panic_any(err));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/codegen.rs:135:42
[INFO] [stdout]     |
[INFO] [stdout] 135 |             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 135 -             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout] 135 +             .unwrap_or_else(|err| std::panic::panic_any(err));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains unused formatting placeholders
[INFO] [stdout]    --> src/codegen.rs:549:92
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 .unwrap_or_else(|| panic!("Array Delcaration: non-uniform types. Expected '{:?}', got '{:?}'."));
[INFO] [stdout]     |                                                                                            ^^^^        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add the missing arguments
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 .unwrap_or_else(|| panic!("Array Delcaration: non-uniform types. Expected '{:?}', got '{:?}'.", ...));
[INFO] [stdout]     |                                                                                                               +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 .unwrap_or_else(|| panic!("{}", "Array Delcaration: non-uniform types. Expected '{:?}', got '{:?}'."));
[INFO] [stdout]     |                                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/token.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let mut chars = chunk
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs_ty`
[INFO] [stdout]    --> src/codegen.rs:663:13
[INFO] [stdout]     |
[INFO] [stdout] 663 |         let rhs_ty = rhs.ty();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_ty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `allocator` is never used
[INFO] [stdout]   --> src/codegen.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<'r> FuncMeta<'r> {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     fn allocator(&self) -> Rc<StackAllocator<'r>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `level` and `drop_all` are never used
[INFO] [stdout]    --> src/codegen.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 253 | impl<'r> Scope<'r> {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn level(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     fn drop_all(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/codegen.rs:101:42
[INFO] [stdout]     |
[INFO] [stdout] 101 |             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 101 -             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout] 101 +             .unwrap_or_else(|err| std::panic::panic_any(err));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/codegen.rs:114:42
[INFO] [stdout]     |
[INFO] [stdout] 114 |             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 114 -             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout] 114 +             .unwrap_or_else(|err| std::panic::panic_any(err));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/codegen.rs:135:42
[INFO] [stdout]     |
[INFO] [stdout] 135 |             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 135 -             .unwrap_or_else(|err| panic!(err));
[INFO] [stdout] 135 +             .unwrap_or_else(|err| std::panic::panic_any(err));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains unused formatting placeholders
[INFO] [stdout]    --> src/codegen.rs:549:92
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 .unwrap_or_else(|| panic!("Array Delcaration: non-uniform types. Expected '{:?}', got '{:?}'."));
[INFO] [stdout]     |                                                                                            ^^^^        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add the missing arguments
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 .unwrap_or_else(|| panic!("Array Delcaration: non-uniform types. Expected '{:?}', got '{:?}'.", ...));
[INFO] [stdout]     |                                                                                                               +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 .unwrap_or_else(|| panic!("{}", "Array Delcaration: non-uniform types. Expected '{:?}', got '{:?}'."));
[INFO] [stdout]     |                                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.95s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.5.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "ca3d0273ee0eece687324b4c77e35be84d32a40dee093b0c912604a7223d66cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3d0273ee0eece687324b4c77e35be84d32a40dee093b0c912604a7223d66cc", kill_on_drop: false }`
[INFO] [stdout] ca3d0273ee0eece687324b4c77e35be84d32a40dee093b0c912604a7223d66cc
