[INFO] fetching crate llvm-wrap 0.2.5... [INFO] testing llvm-wrap-0.2.5 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate llvm-wrap 0.2.5 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate llvm-wrap 0.2.5 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate llvm-wrap 0.2.5 [INFO] finished tweaking crates.io crate llvm-wrap 0.2.5 [INFO] tweaked toml for crates.io crate llvm-wrap 0.2.5 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded semver v0.6.0 [INFO] [stderr] Downloaded llvm-sys v50.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 199586a119df25768e28f587a7a92c9a198bcc0113bc32681d7c79e4a2dab6d5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "199586a119df25768e28f587a7a92c9a198bcc0113bc32681d7c79e4a2dab6d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "199586a119df25768e28f587a7a92c9a198bcc0113bc32681d7c79e4a2dab6d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "199586a119df25768e28f587a7a92c9a198bcc0113bc32681d7c79e4a2dab6d5", kill_on_drop: false }` [INFO] [stdout] 199586a119df25768e28f587a7a92c9a198bcc0113bc32681d7c79e4a2dab6d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d636ce94aa0fc25cb8dcae6dce5b94859e64fd336c485f5b187836090ec9359f [INFO] running `Command { std: "docker" "start" "-a" "d636ce94aa0fc25cb8dcae6dce5b94859e64fd336c485f5b187836090ec9359f", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling semver v0.6.0 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling llvm-sys v50.4.0 [INFO] [stderr] Compiling llvm-wrap v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/val.rs:17:128 [INFO] [stdout] | [INFO] [stdout] 17 | ...ext(context(), self.value, CString::new(name.as_ref()).expect("invalid module name").as_ptr() as *const i8) [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: unused return value of `std::ffi::CString::from_raw` that must be used [INFO] [stdout] --> src/target.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | CString::from_raw(file_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: call `drop(from_raw(ptr))` if you intend to drop the `CString` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.07s [INFO] running `Command { std: "docker" "inspect" "d636ce94aa0fc25cb8dcae6dce5b94859e64fd336c485f5b187836090ec9359f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d636ce94aa0fc25cb8dcae6dce5b94859e64fd336c485f5b187836090ec9359f", kill_on_drop: false }` [INFO] [stdout] d636ce94aa0fc25cb8dcae6dce5b94859e64fd336c485f5b187836090ec9359f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 824d9f38e82bacf2f919748f2940d9af8c1f2ce39a5781b5addd30e80621e0ad [INFO] running `Command { std: "docker" "start" "-a" "824d9f38e82bacf2f919748f2940d9af8c1f2ce39a5781b5addd30e80621e0ad", kill_on_drop: false }` [INFO] [stderr] Compiling llvm-wrap v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/val.rs:17:128 [INFO] [stdout] | [INFO] [stdout] 17 | ...ext(context(), self.value, CString::new(name.as_ref()).expect("invalid module name").as_ptr() as *const i8) [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: unused return value of `std::ffi::CString::from_raw` that must be used [INFO] [stdout] --> src/target.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | CString::from_raw(file_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: call `drop(from_raw(ptr))` if you intend to drop the `CString` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/val.rs:17:128 [INFO] [stdout] | [INFO] [stdout] 17 | ...ext(context(), self.value, CString::new(name.as_ref()).expect("invalid module name").as_ptr() as *const i8) [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: unused return value of `std::ffi::CString::from_raw` that must be used [INFO] [stdout] --> src/target.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | CString::from_raw(file_str); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: call `drop(from_raw(ptr))` if you intend to drop the `CString` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "824d9f38e82bacf2f919748f2940d9af8c1f2ce39a5781b5addd30e80621e0ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "824d9f38e82bacf2f919748f2940d9af8c1f2ce39a5781b5addd30e80621e0ad", kill_on_drop: false }` [INFO] [stdout] 824d9f38e82bacf2f919748f2940d9af8c1f2ce39a5781b5addd30e80621e0ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9104496adc7626205593fe415dfadb155fb25ae4e2657e22058842571756a6fe [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9104496adc7626205593fe415dfadb155fb25ae4e2657e22058842571756a6fe", kill_on_drop: false }` [INFO] [stderr] warning: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/val.rs:17:128 [INFO] [stderr] | [INFO] [stderr] 17 | ...ext(context(), self.value, CString::new(name.as_ref()).expect("invalid module name").as_ptr() as *const i8) [INFO] [stderr] | --------------------------------------------------------- ^^^^^^ this pointer will be invalid [INFO] [stderr] | | [INFO] [stderr] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stderr] = 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] [stderr] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::ffi::CString::from_raw` that must be used [INFO] [stderr] --> src/target.rs:211:13 [INFO] [stderr] | [INFO] [stderr] 211 | CString::from_raw(file_str); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: call `drop(from_raw(ptr))` if you intend to drop the `CString` [INFO] [stderr] [INFO] [stderr] warning: `llvm-wrap` (lib) generated 2 warnings [INFO] [stderr] warning: `llvm-wrap` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/llvm_wrap-e3175e475d7becd6) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests llvm-wrap [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 28) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.65s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9104496adc7626205593fe415dfadb155fb25ae4e2657e22058842571756a6fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9104496adc7626205593fe415dfadb155fb25ae4e2657e22058842571756a6fe", kill_on_drop: false }` [INFO] [stdout] 9104496adc7626205593fe415dfadb155fb25ae4e2657e22058842571756a6fe