[INFO] fetching crate rkdb 0.4.0... [INFO] testing rkdb-0.4.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate rkdb 0.4.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate rkdb 0.4.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rkdb 0.4.0 [INFO] finished tweaking crates.io crate rkdb 0.4.0 [INFO] tweaked toml for crates.io crate rkdb 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bca2906fe354ea1cd1f85b5e824a929124603398d7addf834222365b241d5ff8 [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" "bca2906fe354ea1cd1f85b5e824a929124603398d7addf834222365b241d5ff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bca2906fe354ea1cd1f85b5e824a929124603398d7addf834222365b241d5ff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bca2906fe354ea1cd1f85b5e824a929124603398d7addf834222365b241d5ff8", kill_on_drop: false }` [INFO] [stdout] bca2906fe354ea1cd1f85b5e824a929124603398d7addf834222365b241d5ff8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6e0f38e709d04ec099c3378080049736f7cd67aba10d3139ff20aaf92d7a593 [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" "e6e0f38e709d04ec099c3378080049736f7cd67aba10d3139ff20aaf92d7a593", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling rkdb v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `types::*` [INFO] [stdout] --> src/kapi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use types::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/kbindings.rs:256:20 [INFO] [stdout] | [INFO] [stdout] 256 | unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 256 - unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] 256 + unsafe { &*kb( if b { 1 } else { 0 } ) } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:232:55 [INFO] [stdout] | [INFO] [stdout] 232 | .map(|s| ss(ffi::CString::new(s).unwrap().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/kbindings.rs:288:51 [INFO] [stdout] | [INFO] [stdout] 288 | unsafe { &*kpn(ffi::CString::new(s).unwrap().as_ptr(), s.len() as i64) } [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: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:292:50 [INFO] [stdout] | [INFO] [stdout] 292 | unsafe { &*(ks(ffi::CString::new(s).unwrap().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] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.05s [INFO] running `Command { std: "docker" "inspect" "e6e0f38e709d04ec099c3378080049736f7cd67aba10d3139ff20aaf92d7a593", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6e0f38e709d04ec099c3378080049736f7cd67aba10d3139ff20aaf92d7a593", kill_on_drop: false }` [INFO] [stdout] e6e0f38e709d04ec099c3378080049736f7cd67aba10d3139ff20aaf92d7a593 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 127d3078094c3e924ca87b21ac21741a0999d3f01d3616b3d22dd12e8bd8afb1 [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" "127d3078094c3e924ca87b21ac21741a0999d3f01d3616b3d22dd12e8bd8afb1", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `types::*` [INFO] [stdout] --> src/kapi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use types::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/kbindings.rs:256:20 [INFO] [stdout] | [INFO] [stdout] 256 | unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 256 - unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] 256 + unsafe { &*kb( if b { 1 } else { 0 } ) } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:232:55 [INFO] [stdout] | [INFO] [stdout] 232 | .map(|s| ss(ffi::CString::new(s).unwrap().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/kbindings.rs:288:51 [INFO] [stdout] | [INFO] [stdout] 288 | unsafe { &*kpn(ffi::CString::new(s).unwrap().as_ptr(), s.len() as i64) } [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] [stderr] Compiling rkdb v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:292:50 [INFO] [stdout] | [INFO] [stdout] 292 | unsafe { &*(ks(ffi::CString::new(s).unwrap().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] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `types::*` [INFO] [stdout] --> src/kapi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use types::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/kbindings.rs:256:20 [INFO] [stdout] | [INFO] [stdout] 256 | unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 256 - unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] 256 + unsafe { &*kb( if b { 1 } else { 0 } ) } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:232:55 [INFO] [stdout] | [INFO] [stdout] 232 | .map(|s| ss(ffi::CString::new(s).unwrap().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/kbindings.rs:288:51 [INFO] [stdout] | [INFO] [stdout] 288 | unsafe { &*kpn(ffi::CString::new(s).unwrap().as_ptr(), s.len() as i64) } [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: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:292:50 [INFO] [stdout] | [INFO] [stdout] 292 | unsafe { &*(ks(ffi::CString::new(s).unwrap().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] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "127d3078094c3e924ca87b21ac21741a0999d3f01d3616b3d22dd12e8bd8afb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "127d3078094c3e924ca87b21ac21741a0999d3f01d3616b3d22dd12e8bd8afb1", kill_on_drop: false }` [INFO] [stdout] 127d3078094c3e924ca87b21ac21741a0999d3f01d3616b3d22dd12e8bd8afb1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] bae808f551191db8c4040b868a8a7a27f500c8a98a7def57b964bd2f79ce1f9d [INFO] running `Command { std: "docker" "start" "-a" "bae808f551191db8c4040b868a8a7a27f500c8a98a7def57b964bd2f79ce1f9d", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `types::*` [INFO] [stderr] --> src/kapi.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use types::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around function argument [INFO] [stderr] --> src/kbindings.rs:256:20 [INFO] [stderr] | [INFO] [stderr] 256 | unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 256 - unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stderr] 256 + unsafe { &*kb( if b { 1 } else { 0 } ) } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/kbindings.rs:232:55 [INFO] [stderr] | [INFO] [stderr] 232 | .map(|s| ss(ffi::CString::new(s).unwrap().as_ptr())) [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: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/kbindings.rs:288:51 [INFO] [stderr] | [INFO] [stderr] 288 | unsafe { &*kpn(ffi::CString::new(s).unwrap().as_ptr(), s.len() as i64) } [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: 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: getting the inner pointer of a temporary `CString` [INFO] [stderr] --> src/kbindings.rs:292:50 [INFO] [stderr] | [INFO] [stderr] 292 | unsafe { &*(ks(ffi::CString::new(s).unwrap().as_ptr())) } [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: 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: `rkdb` (lib) generated 5 warnings [INFO] [stderr] warning: `rkdb` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rkdb-38a182dbe5137d48) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests rkdb [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] warning: unnecessary braces around function argument [INFO] [stderr] --> /opt/rustwide/workdir/src/kbindings.rs:256:20 [INFO] [stderr] | [INFO] [stderr] 256 | unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 256 - unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stderr] 256 + unsafe { &*kb( if b { 1 } else { 0 } ) } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "bae808f551191db8c4040b868a8a7a27f500c8a98a7def57b964bd2f79ce1f9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bae808f551191db8c4040b868a8a7a27f500c8a98a7def57b964bd2f79ce1f9d", kill_on_drop: false }` [INFO] [stdout] bae808f551191db8c4040b868a8a7a27f500c8a98a7def57b964bd2f79ce1f9d