[INFO] fetching crate pcb-llvm 0.2.0... [INFO] checking pcb-llvm-0.2.0 against master#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656 [INFO] extracting crate pcb-llvm 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate pcb-llvm 0.2.0 on toolchain 05eac57ef6668c9d181b65aceb96b1e7881f60be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pcb-llvm 0.2.0 [INFO] finished tweaking crates.io crate pcb-llvm 0.2.0 [INFO] tweaked toml for crates.io crate pcb-llvm 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] [stderr] Adding bitflags v0.5.0 (latest: v2.6.0) [INFO] [stderr] Adding llvm-sys v0.3.0 (latest: v181.1.0) [INFO] [stderr] Adding semver v0.1.20 (latest: v1.0.23) [INFO] [stderr] Adding typed-arena v1.7.0 (latest: v2.0.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded llvm-sys v0.3.0 [INFO] [stderr] Downloaded pcb-core v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3ff91215904e7d89053a0a0c9fe2bce06fb3948213f89e7297022f3b705ec3a [INFO] running `Command { std: "docker" "start" "-a" "a3ff91215904e7d89053a0a0c9fe2bce06fb3948213f89e7297022f3b705ec3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3ff91215904e7d89053a0a0c9fe2bce06fb3948213f89e7297022f3b705ec3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3ff91215904e7d89053a0a0c9fe2bce06fb3948213f89e7297022f3b705ec3a", kill_on_drop: false }` [INFO] [stdout] a3ff91215904e7d89053a0a0c9fe2bce06fb3948213f89e7297022f3b705ec3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df99d099fd575116c327ff41163ab743a5e2b673d81397ea2c8a306deb1a332e [INFO] running `Command { std: "docker" "start" "-a" "df99d099fd575116c327ff41163ab743a5e2b673d81397ea2c8a306deb1a332e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking bitflags v0.5.0 [INFO] [stderr] Checking pcb-core v0.2.0 [INFO] [stderr] Compiling llvm-sys v0.3.0 [INFO] [stderr] Checking pcb-llvm v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `LLVMIntEQ as IntEQ`, `LLVMIntNE as IntNE`, `LLVMIntSGE as IntSGE`, `LLVMIntSGT as IntSGT`, `LLVMIntSLE as IntSLE`, `LLVMIntSLT as IntSLT`, `LLVMIntUGE as IntUGE`, `LLVMIntUGT as IntUGT`, `LLVMIntULE as IntULE`, and `LLVMIntULT as IntULT` [INFO] [stdout] --> src/llvm.rs:26:44 [INFO] [stdout] | [INFO] [stdout] 26 | pub use self::llvm_sys::LLVMIntPredicate::{LLVMIntEQ as IntEQ, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 27 | LLVMIntNE as IntNE, LLVMIntUGT as IntUGT, LLVMIntUGE as IntUGE, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 28 | LLVMIntULT as IntULT, LLVMIntULE as IntULE, LLVMIntSGT as IntSGT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 29 | LLVMIntSGE as IntSGE, LLVMIntSLT as IntSLT, LLVMIntSLE as IntSLE}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `LLVMCodeGenLevelAggressive as AggressiveOptimization` and `LLVMCodeGenLevelLess as LessOptimization` [INFO] [stdout] --> src/llvm.rs:33:3 [INFO] [stdout] | [INFO] [stdout] 33 | LLVMCodeGenLevelLess as LessOptimization, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 34 | LLVMCodeGenLevelDefault as DefaultOptimization, [INFO] [stdout] 35 | LLVMCodeGenLevelAggressive as AggressiveOptimization, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:281:34 [INFO] [stdout] | [INFO] [stdout] 281 | let mut target = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:297:33 [INFO] [stdout] | [INFO] [stdout] 297 | let mut error = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:298:35 [INFO] [stdout] | [INFO] [stdout] 298 | let mut mem_buf = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:357:46 [INFO] [stdout] | [INFO] [stdout] 357 | let mut error: *mut c_char = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `LLVMIntEQ as IntEQ`, `LLVMIntNE as IntNE`, `LLVMIntSGE as IntSGE`, `LLVMIntSGT as IntSGT`, `LLVMIntSLE as IntSLE`, `LLVMIntSLT as IntSLT`, `LLVMIntUGE as IntUGE`, `LLVMIntUGT as IntUGT`, `LLVMIntULE as IntULE`, and `LLVMIntULT as IntULT` [INFO] [stdout] --> src/llvm.rs:26:44 [INFO] [stdout] | [INFO] [stdout] 26 | pub use self::llvm_sys::LLVMIntPredicate::{LLVMIntEQ as IntEQ, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 27 | LLVMIntNE as IntNE, LLVMIntUGT as IntUGT, LLVMIntUGE as IntUGE, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 28 | LLVMIntULT as IntULT, LLVMIntULE as IntULE, LLVMIntSGT as IntSGT, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 29 | LLVMIntSGE as IntSGE, LLVMIntSLT as IntSLT, LLVMIntSLE as IntSLE}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `LLVMCodeGenLevelAggressive as AggressiveOptimization` and `LLVMCodeGenLevelLess as LessOptimization` [INFO] [stdout] --> src/llvm.rs:33:3 [INFO] [stdout] | [INFO] [stdout] 33 | LLVMCodeGenLevelLess as LessOptimization, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 34 | LLVMCodeGenLevelDefault as DefaultOptimization, [INFO] [stdout] 35 | LLVMCodeGenLevelAggressive as AggressiveOptimization, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:281:34 [INFO] [stdout] | [INFO] [stdout] 281 | let mut target = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:297:33 [INFO] [stdout] | [INFO] [stdout] 297 | let mut error = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:298:35 [INFO] [stdout] | [INFO] [stdout] 298 | let mut mem_buf = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:357:46 [INFO] [stdout] | [INFO] [stdout] 357 | let mut error: *mut c_char = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/llvm.rs:135:64 [INFO] [stdout] | [INFO] [stdout] 135 | CString::new(name.to_owned()).expect("build alloca: ").as_ptr())) [INFO] [stdout] | ------------------------------------------------------ ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/llvm.rs:254:12 [INFO] [stdout] | [INFO] [stdout] 253 | CString::new(format!("bb{}", num)).expect("BasicBlock::append: ") [INFO] [stdout] | ----------------------------------------------------------------- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] 254 | .as_ptr())) [INFO] [stdout] | ^^^^^^ this pointer will be invalid [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut LLVMTarget` does not permit being left uninitialized [INFO] [stdout] --> src/llvm.rs:281:24 [INFO] [stdout] | [INFO] [stdout] 281 | let mut target = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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] --> src/llvm.rs:297:23 [INFO] [stdout] | [INFO] [stdout] 297 | let mut error = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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 LLVMMemoryBuffer` does not permit being left uninitialized [INFO] [stdout] --> src/llvm.rs:298:25 [INFO] [stdout] | [INFO] [stdout] 298 | let mut mem_buf = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/llvm.rs:345:64 [INFO] [stdout] | [INFO] [stdout] 345 | CString::new(name.to_owned()).expect("add_function: ").as_ptr(), ty.0)) [INFO] [stdout] | ------------------------------------------------------ ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized [INFO] [stdout] --> src/llvm.rs:357:36 [INFO] [stdout] | [INFO] [stdout] 357 | let mut error: *mut c_char = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/llvm.rs:135:64 [INFO] [stdout] | [INFO] [stdout] 135 | CString::new(name.to_owned()).expect("build alloca: ").as_ptr())) [INFO] [stdout] | ------------------------------------------------------ ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/llvm.rs:254:12 [INFO] [stdout] | [INFO] [stdout] 253 | CString::new(format!("bb{}", num)).expect("BasicBlock::append: ") [INFO] [stdout] | ----------------------------------------------------------------- this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] 254 | .as_ptr())) [INFO] [stdout] | ^^^^^^ this pointer will be invalid [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut LLVMTarget` does not permit being left uninitialized [INFO] [stdout] --> src/llvm.rs:281:24 [INFO] [stdout] | [INFO] [stdout] 281 | let mut target = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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] --> src/llvm.rs:297:23 [INFO] [stdout] | [INFO] [stdout] 297 | let mut error = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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 LLVMMemoryBuffer` does not permit being left uninitialized [INFO] [stdout] --> src/llvm.rs:298:25 [INFO] [stdout] | [INFO] [stdout] 298 | let mut mem_buf = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/llvm.rs:345:64 [INFO] [stdout] | [INFO] [stdout] 345 | CString::new(name.to_owned()).expect("add_function: ").as_ptr(), ty.0)) [INFO] [stdout] | ------------------------------------------------------ ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized [INFO] [stdout] --> src/llvm.rs:357:36 [INFO] [stdout] | [INFO] [stdout] 357 | let mut error: *mut c_char = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` 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: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s [INFO] running `Command { std: "docker" "inspect" "df99d099fd575116c327ff41163ab743a5e2b673d81397ea2c8a306deb1a332e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df99d099fd575116c327ff41163ab743a5e2b673d81397ea2c8a306deb1a332e", kill_on_drop: false }` [INFO] [stdout] df99d099fd575116c327ff41163ab743a5e2b673d81397ea2c8a306deb1a332e