[INFO] fetching crate pcb-llvm 0.2.0... [INFO] checking pcb-llvm-0.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate pcb-llvm 0.2.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate pcb-llvm 0.2.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6236d2581f33682b152e9d425cbdd598e4e278966e704c35fb855c3f30a30d4 [INFO] running `Command { std: "docker" "start" "-a" "f6236d2581f33682b152e9d425cbdd598e4e278966e704c35fb855c3f30a30d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6236d2581f33682b152e9d425cbdd598e4e278966e704c35fb855c3f30a30d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6236d2581f33682b152e9d425cbdd598e4e278966e704c35fb855c3f30a30d4", kill_on_drop: false }` [INFO] [stdout] f6236d2581f33682b152e9d425cbdd598e4e278966e704c35fb855c3f30a30d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf7388cd548058e2ed3f7ddff4539034d589c291a60fc2d953f72aaf7e622bfe [INFO] running `Command { std: "docker" "start" "-a" "bf7388cd548058e2ed3f7ddff4539034d589c291a60fc2d953f72aaf7e622bfe", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking typed-arena v1.7.0 [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: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/llvm.rs:281:24 [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:297:23 [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:298:25 [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:357:36 [INFO] [stdout] | [INFO] [stdout] 357 | let mut error: *mut c_char = 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:281:24 [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:297:23 [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:298:25 [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:357:36 [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: `#[warn(temporary_cstring_as_ptr)]` on by default [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: 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: 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: 7 warnings emitted [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: `#[warn(temporary_cstring_as_ptr)]` on by default [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: 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: 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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.77s [INFO] running `Command { std: "docker" "inspect" "bf7388cd548058e2ed3f7ddff4539034d589c291a60fc2d953f72aaf7e622bfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf7388cd548058e2ed3f7ddff4539034d589c291a60fc2d953f72aaf7e622bfe", kill_on_drop: false }` [INFO] [stdout] bf7388cd548058e2ed3f7ddff4539034d589c291a60fc2d953f72aaf7e622bfe