[INFO] fetching crate riwaq 0.1.0... [INFO] testing riwaq-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate riwaq 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate riwaq 0.1.0 [INFO] finished tweaking crates.io crate riwaq 0.1.0 [INFO] tweaked toml for crates.io crate riwaq 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate riwaq 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51c9977cf26f5734ac6200a6e006a0eec30236db3c8d19832e36398d3144d7c5 [INFO] running `Command { std: "docker" "start" "-a" "51c9977cf26f5734ac6200a6e006a0eec30236db3c8d19832e36398d3144d7c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51c9977cf26f5734ac6200a6e006a0eec30236db3c8d19832e36398d3144d7c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51c9977cf26f5734ac6200a6e006a0eec30236db3c8d19832e36398d3144d7c5", kill_on_drop: false }` [INFO] [stdout] 51c9977cf26f5734ac6200a6e006a0eec30236db3c8d19832e36398d3144d7c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec247c8455a71ffd091b13b47dbc07cffb95a5c20b0325bfd2b89be2eac1ea34 [INFO] running `Command { std: "docker" "start" "-a" "ec247c8455a71ffd091b13b47dbc07cffb95a5c20b0325bfd2b89be2eac1ea34", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.13.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling tokio v1.52.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling field_types v1.1.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling riwaq-types v0.1.0 [INFO] [stderr] Compiling riwaq-macro v0.1.0 [INFO] [stderr] Compiling riwaq v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:26:77 [INFO] [stdout] | [INFO] [stdout] 26 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stdout] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:45:77 [INFO] [stdout] | [INFO] [stdout] 45 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stdout] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:65:44 [INFO] [stdout] | [INFO] [stdout] 65 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stdout] | -------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:84:44 [INFO] [stdout] | [INFO] [stdout] 84 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stdout] | -------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.25s [INFO] running `Command { std: "docker" "inspect" "ec247c8455a71ffd091b13b47dbc07cffb95a5c20b0325bfd2b89be2eac1ea34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec247c8455a71ffd091b13b47dbc07cffb95a5c20b0325bfd2b89be2eac1ea34", kill_on_drop: false }` [INFO] [stdout] ec247c8455a71ffd091b13b47dbc07cffb95a5c20b0325bfd2b89be2eac1ea34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 191ffad2db0f1d0cc9dd295736f56627ec12869bf13d5c625f082e81c72e4c47 [INFO] running `Command { std: "docker" "start" "-a" "191ffad2db0f1d0cc9dd295736f56627ec12869bf13d5c625f082e81c72e4c47", kill_on_drop: false }` [INFO] [stderr] Compiling riwaq v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:26:77 [INFO] [stdout] | [INFO] [stdout] 26 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stdout] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:45:77 [INFO] [stdout] | [INFO] [stdout] 45 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stdout] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:65:44 [INFO] [stdout] | [INFO] [stdout] 65 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stdout] | -------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:84:44 [INFO] [stdout] | [INFO] [stdout] 84 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stdout] | -------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:26:77 [INFO] [stdout] | [INFO] [stdout] 26 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stdout] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:45:77 [INFO] [stdout] | [INFO] [stdout] 45 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stdout] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:65:44 [INFO] [stdout] | [INFO] [stdout] 65 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stdout] | -------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stdout] --> src/sql.rs:84:44 [INFO] [stdout] | [INFO] [stdout] 84 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stdout] | -------------------- ^^^^^^ pointer created here [INFO] [stdout] | | [INFO] [stdout] | this `std::string::String` is dropped at end of statement [INFO] [stdout] | [INFO] [stdout] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stdout] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stdout] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "191ffad2db0f1d0cc9dd295736f56627ec12869bf13d5c625f082e81c72e4c47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "191ffad2db0f1d0cc9dd295736f56627ec12869bf13d5c625f082e81c72e4c47", kill_on_drop: false }` [INFO] [stdout] 191ffad2db0f1d0cc9dd295736f56627ec12869bf13d5c625f082e81c72e4c47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1f3c27ba9172edf45bd1fcde0e3944612137c73986f88aab1e5a56f2f1c495ba [INFO] running `Command { std: "docker" "start" "-a" "1f3c27ba9172edf45bd1fcde0e3944612137c73986f88aab1e5a56f2f1c495ba", kill_on_drop: false }` [INFO] [stderr] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stderr] --> src/sql.rs:26:77 [INFO] [stderr] | [INFO] [stderr] 26 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stderr] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stderr] | | [INFO] [stderr] | this `std::string::String` is dropped at end of statement [INFO] [stderr] | [INFO] [stderr] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stderr] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stderr] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stderr] [INFO] [stderr] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stderr] --> src/sql.rs:45:77 [INFO] [stderr] | [INFO] [stderr] 45 | let req_ptr = format!("{}\0", serde_json::to_string(&cmd).unwrap()).as_ptr(); [INFO] [stderr] | ----------------------------------------------------- ^^^^^^ pointer created here [INFO] [stderr] | | [INFO] [stderr] | this `std::string::String` is dropped at end of statement [INFO] [stderr] | [INFO] [stderr] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stderr] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stderr] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stderr] --> src/sql.rs:65:44 [INFO] [stderr] | [INFO] [stderr] 65 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stderr] | -------------------- ^^^^^^ pointer created here [INFO] [stderr] | | [INFO] [stderr] | this `std::string::String` is dropped at end of statement [INFO] [stderr] | [INFO] [stderr] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stderr] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stderr] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: this creates a dangling pointer because temporary `std::string::String` is dropped at end of statement [INFO] [stderr] --> src/sql.rs:84:44 [INFO] [stderr] | [INFO] [stderr] 84 | let req_ptr = format!("{}\0", sql).as_ptr(); [INFO] [stderr] | -------------------- ^^^^^^ pointer created here [INFO] [stderr] | | [INFO] [stderr] | this `std::string::String` is dropped at end of statement [INFO] [stderr] | [INFO] [stderr] = help: bind the `std::string::String` to a variable such that it outlives the pointer returned by `as_ptr` [INFO] [stderr] = note: a dangling pointer is safe, but dereferencing one is undefined behavior [INFO] [stderr] = note: returning a pointer to a local variable will always result in a dangling pointer [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `riwaq` (lib) generated 4 warnings [INFO] [stderr] warning: `riwaq` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/riwaq-39c9b7af8272de9f) [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] [stderr] Doc-tests riwaq [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" "1f3c27ba9172edf45bd1fcde0e3944612137c73986f88aab1e5a56f2f1c495ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f3c27ba9172edf45bd1fcde0e3944612137c73986f88aab1e5a56f2f1c495ba", kill_on_drop: false }` [INFO] [stdout] 1f3c27ba9172edf45bd1fcde0e3944612137c73986f88aab1e5a56f2f1c495ba