[INFO] fetching crate riwaq 0.1.0...
[INFO] testing riwaq-0.1.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate riwaq 0.1.0 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riwaq 0.1.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36940edebfde98ce35d50260fdc4c6e67dcbbdc3302cbd5d1a4d66e2714eb0b8
[INFO] running `Command { std: "docker" "start" "-a" "36940edebfde98ce35d50260fdc4c6e67dcbbdc3302cbd5d1a4d66e2714eb0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36940edebfde98ce35d50260fdc4c6e67dcbbdc3302cbd5d1a4d66e2714eb0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36940edebfde98ce35d50260fdc4c6e67dcbbdc3302cbd5d1a4d66e2714eb0b8", kill_on_drop: false }`
[INFO] [stdout] 36940edebfde98ce35d50260fdc4c6e67dcbbdc3302cbd5d1a4d66e2714eb0b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e2a8eb174466cda946b321447fed96cc791aa6ea747c6b6b656954eec660db0
[INFO] running `Command { std: "docker" "start" "-a" "9e2a8eb174466cda946b321447fed96cc791aa6ea747c6b6b656954eec660db0", 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 v1.50.0
[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 serde v1.0.228
[INFO] [stderr]    Compiling field_types v1.1.0
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.72s
[INFO] running `Command { std: "docker" "inspect" "9e2a8eb174466cda946b321447fed96cc791aa6ea747c6b6b656954eec660db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2a8eb174466cda946b321447fed96cc791aa6ea747c6b6b656954eec660db0", kill_on_drop: false }`
[INFO] [stdout] 9e2a8eb174466cda946b321447fed96cc791aa6ea747c6b6b656954eec660db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 929f68bf7966ab76c8bb860ebecb830054cc83096fa951a2e5ae2fe65b932e7f
[INFO] running `Command { std: "docker" "start" "-a" "929f68bf7966ab76c8bb860ebecb830054cc83096fa951a2e5ae2fe65b932e7f", kill_on_drop: false }`
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[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: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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "929f68bf7966ab76c8bb860ebecb830054cc83096fa951a2e5ae2fe65b932e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "929f68bf7966ab76c8bb860ebecb830054cc83096fa951a2e5ae2fe65b932e7f", kill_on_drop: false }`
[INFO] [stdout] 929f68bf7966ab76c8bb860ebecb830054cc83096fa951a2e5ae2fe65b932e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9673638379e80427fb5c2a501b99d9992daa493f91635913adde127f2868d70
[INFO] running `Command { std: "docker" "start" "-a" "b9673638379e80427fb5c2a501b99d9992daa493f91635913adde127f2868d70", 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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 <https://doc.rust-lang.org/reference/destructors.html>
[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 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/riwaq-7564fcf6d3f963f4)
[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" "b9673638379e80427fb5c2a501b99d9992daa493f91635913adde127f2868d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9673638379e80427fb5c2a501b99d9992daa493f91635913adde127f2868d70", kill_on_drop: false }`
[INFO] [stdout] b9673638379e80427fb5c2a501b99d9992daa493f91635913adde127f2868d70
