[INFO] fetching crate nemo-extension 0.6.1...
[INFO] testing nemo-extension-0.6.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate nemo-extension 0.6.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate nemo-extension 0.6.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nemo-extension 0.6.1
[INFO] finished tweaking crates.io crate nemo-extension 0.6.1
[INFO] tweaked toml for crates.io crate nemo-extension 0.6.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gdk-sys v0.9.1
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.9.1
[INFO] [stderr]   Downloaded gtk-sys v0.9.2
[INFO] [stderr]   Downloaded gobject-sys v0.9.1
[INFO] [stderr]   Downloaded pango-sys v0.9.1
[INFO] [stderr]   Downloaded atk-sys v0.9.1
[INFO] [stderr]   Downloaded glib-sys v0.9.1
[INFO] [stderr]   Downloaded gio-sys v0.9.1
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.2
[INFO] [stderr]   Downloaded nemo-extension-sys v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be82d40f2518ebb7f6a12daf2c37584753e06c77829e8784c013c390f5f757d8
[INFO] running `Command { std: "docker" "start" "-a" "be82d40f2518ebb7f6a12daf2c37584753e06c77829e8784c013c390f5f757d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be82d40f2518ebb7f6a12daf2c37584753e06c77829e8784c013c390f5f757d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be82d40f2518ebb7f6a12daf2c37584753e06c77829e8784c013c390f5f757d8", kill_on_drop: false }`
[INFO] [stdout] be82d40f2518ebb7f6a12daf2c37584753e06c77829e8784c013c390f5f757d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ce94db6d3eba74583bc2c4ac91b4fb0777aab0320f98497c24716a5011c7428
[INFO] running `Command { std: "docker" "start" "-a" "1ce94db6d3eba74583bc2c4ac91b4fb0777aab0320f98497c24716a5011c7428", kill_on_drop: false }`
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling nemo-extension-sys v0.5.0
[INFO] [stderr]    Compiling nemo-extension v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn should_update_file_info(&self, &FileInfo) -> bool;
[INFO] [stdout]    |                                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn update_file_info(&self, &mut FileInfo);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 CString::from_raw(raw_name);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 CString::from_raw(raw_label);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 CString::from_raw(raw_tip);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     CString::from_raw(raw_icon);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 CString::from_raw(raw_name);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 CString::from_raw(raw_label);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 CString::from_raw(raw_tip);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     CString::from_raw(raw_icon);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         CString::from_raw(activate_name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let _ = CString::from_raw(activate_name);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 | property_page_provider_iface!(property_page_provider_iface_init_0, property_page_provider_get_pages_0, PROPERTY_PAGE_PROVIDER_0, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 | property_page_provider_iface!(property_page_provider_iface_init_1, property_page_provider_get_pages_1, PROPERTY_PAGE_PROVIDER_1, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 | property_page_provider_iface!(property_page_provider_iface_init_2, property_page_provider_get_pages_2, PROPERTY_PAGE_PROVIDER_2, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | property_page_provider_iface!(property_page_provider_iface_init_3, property_page_provider_get_pages_3, PROPERTY_PAGE_PROVIDER_3, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | property_page_provider_iface!(property_page_provider_iface_init_4, property_page_provider_get_pages_4, PROPERTY_PAGE_PROVIDER_4, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | property_page_provider_iface!(property_page_provider_iface_init_5, property_page_provider_get_pages_5, PROPERTY_PAGE_PROVIDER_5, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | property_page_provider_iface!(property_page_provider_iface_init_6, property_page_provider_get_pages_6, PROPERTY_PAGE_PROVIDER_6, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | property_page_provider_iface!(property_page_provider_iface_init_7, property_page_provider_get_pages_7, PROPERTY_PAGE_PROVIDER_7, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | property_page_provider_iface!(property_page_provider_iface_init_8, property_page_provider_get_pages_8, PROPERTY_PAGE_PROVIDER_8, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | property_page_provider_iface!(property_page_provider_iface_init_9, property_page_provider_get_pages_9, PROPERTY_PAGE_PROVIDER_9, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 81 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.77s
[INFO] running `Command { std: "docker" "inspect" "1ce94db6d3eba74583bc2c4ac91b4fb0777aab0320f98497c24716a5011c7428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce94db6d3eba74583bc2c4ac91b4fb0777aab0320f98497c24716a5011c7428", kill_on_drop: false }`
[INFO] [stdout] 1ce94db6d3eba74583bc2c4ac91b4fb0777aab0320f98497c24716a5011c7428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76e058de62b800604cbe743dbafb678a923278e99b843024e5470f05656bb05b
[INFO] running `Command { std: "docker" "start" "-a" "76e058de62b800604cbe743dbafb678a923278e99b843024e5470f05656bb05b", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn should_update_file_info(&self, &FileInfo) -> bool;
[INFO] [stdout]    |                                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn update_file_info(&self, &mut FileInfo);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 CString::from_raw(raw_name);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 CString::from_raw(raw_label);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 CString::from_raw(raw_tip);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     CString::from_raw(raw_icon);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 CString::from_raw(raw_name);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 CString::from_raw(raw_label);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 CString::from_raw(raw_tip);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     CString::from_raw(raw_icon);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         CString::from_raw(activate_name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let _ = CString::from_raw(activate_name);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 | property_page_provider_iface!(property_page_provider_iface_init_0, property_page_provider_get_pages_0, PROPERTY_PAGE_PROVIDER_0, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 | property_page_provider_iface!(property_page_provider_iface_init_1, property_page_provider_get_pages_1, PROPERTY_PAGE_PROVIDER_1, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 | property_page_provider_iface!(property_page_provider_iface_init_2, property_page_provider_get_pages_2, PROPERTY_PAGE_PROVIDER_2, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | property_page_provider_iface!(property_page_provider_iface_init_3, property_page_provider_get_pages_3, PROPERTY_PAGE_PROVIDER_3, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | property_page_provider_iface!(property_page_provider_iface_init_4, property_page_provider_get_pages_4, PROPERTY_PAGE_PROVIDER_4, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | property_page_provider_iface!(property_page_provider_iface_init_5, property_page_provider_get_pages_5, PROPERTY_PAGE_PROVIDER_5, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | property_page_provider_iface!(property_page_provider_iface_init_6, property_page_provider_get_pages_6, PROPERTY_PAGE_PROVIDER_6, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | property_page_provider_iface!(property_page_provider_iface_init_7, property_page_provider_get_pages_7, PROPERTY_PAGE_PROVIDER_7, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | property_page_provider_iface!(property_page_provider_iface_init_8, property_page_provider_get_pages_8, PROPERTY_PAGE_PROVIDER_8, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | property_page_provider_iface!(property_page_provider_iface_init_9, property_page_provider_get_pages_9, PROPERTY_PAGE_PROVIDER_9, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nemo-extension v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 81 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn should_update_file_info(&self, &FileInfo) -> bool;
[INFO] [stdout]    |                                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn update_file_info(&self, &mut FileInfo);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 CString::from_raw(raw_name);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 CString::from_raw(raw_label);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 CString::from_raw(raw_tip);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     CString::from_raw(raw_icon);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 CString::from_raw(raw_name);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 CString::from_raw(raw_label);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 CString::from_raw(raw_tip);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     CString::from_raw(raw_icon);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         CString::from_raw(activate_name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let _ = CString::from_raw(activate_name);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 | property_page_provider_iface!(property_page_provider_iface_init_0, property_page_provider_get_pages_0, PROPERTY_PAGE_PROVIDER_0, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 | property_page_provider_iface!(property_page_provider_iface_init_1, property_page_provider_get_pages_1, PROPERTY_PAGE_PROVIDER_1, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 | property_page_provider_iface!(property_page_provider_iface_init_2, property_page_provider_get_pages_2, PROPERTY_PAGE_PROVIDER_2, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | property_page_provider_iface!(property_page_provider_iface_init_3, property_page_provider_get_pages_3, PROPERTY_PAGE_PROVIDER_3, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | property_page_provider_iface!(property_page_provider_iface_init_4, property_page_provider_get_pages_4, PROPERTY_PAGE_PROVIDER_4, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | property_page_provider_iface!(property_page_provider_iface_init_5, property_page_provider_get_pages_5, PROPERTY_PAGE_PROVIDER_5, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | property_page_provider_iface!(property_page_provider_iface_init_6, property_page_provider_get_pages_6, PROPERTY_PAGE_PROVIDER_6, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | property_page_provider_iface!(property_page_provider_iface_init_7, property_page_provider_get_pages_7, PROPERTY_PAGE_PROVIDER_7, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | property_page_provider_iface!(property_page_provider_iface_init_8, property_page_provider_get_pages_8, PROPERTY_PAGE_PROVIDER_8, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | property_page_provider_iface!(property_page_provider_iface_init_9, property_page_provider_get_pages_9, PROPERTY_PAGE_PROVIDER_9, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcGyTuBK/symbols.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.00.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.01.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.02.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.03.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.04.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.05.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.06.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.07.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.08.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.09.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.nemo_extension.57f319e4e3a9e190-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822.3hzlxa700y91s6vm.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3df1bed8075ce1de.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-2076fd86b325cb5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-caa7152ee70c190f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-04e6425e07f02a3c.rlib" "/opt/rustwide/target/debug/deps/libnemo_extension_sys-f3c46049c0280391.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-591486ebcb9a7ead.rlib" "/opt/rustwide/target/debug/deps/libgtk_sys-cbff8f9f16b7b235.rlib" "/opt/rustwide/target/debug/deps/libgdk_sys-b2ca3bab332079d3.rlib" "/opt/rustwide/target/debug/deps/libpango_sys-00539b6286830d82.rlib" "/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-808de8080d4e9731.rlib" "/opt/rustwide/target/debug/deps/libcairo_sys-8440fa0672162302.rlib" "/opt/rustwide/target/debug/deps/libatk_sys-51bb9856599a2c17.rlib" "/opt/rustwide/target/debug/deps/libgio_sys-2af0e06ec712b169.rlib" "/opt/rustwide/target/debug/deps/libgobject_sys-57e6c68b685bc5ba.rlib" "/opt/rustwide/target/debug/deps/libglib_sys-05d4ee0f1f182884.rlib" "/opt/rustwide/target/debug/deps/liblibc-f01c1240f7c859d0.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lnemo-extension" "-lgtk-3" "-lgdk-3" "-lpangocairo-1.0" "-lpango-1.0" "-lharfbuzz" "-latk-1.0" "-lcairo-gobject" "-lcairo" "-lgdk_pixbuf-2.0" "-lgio-2.0" "-lgobject-2.0" "-lglib-2.0" "-lgdk-3" "-lpangocairo-1.0" "-lpango-1.0" "-lharfbuzz" "-lgdk_pixbuf-2.0" "-lcairo-gobject" "-lcairo" "-lgobject-2.0" "-lglib-2.0" "-lpango-1.0" "-lgobject-2.0" "-lglib-2.0" "-lharfbuzz" "-lgdk_pixbuf-2.0" "-lgobject-2.0" "-lglib-2.0" "-lcairo" "-latk-1.0" "-lgobject-2.0" "-lglib-2.0" "-lgio-2.0" "-lgobject-2.0" "-lglib-2.0" "-lgobject-2.0" "-lglib-2.0" "-lglib-2.0" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/nemo_extension-a366bad491641822" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lnemo-extension: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 81 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nemo-extension` (lib test) due to 2 previous errors; 81 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "76e058de62b800604cbe743dbafb678a923278e99b843024e5470f05656bb05b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e058de62b800604cbe743dbafb678a923278e99b843024e5470f05656bb05b", kill_on_drop: false }`
[INFO] [stdout] 76e058de62b800604cbe743dbafb678a923278e99b843024e5470f05656bb05b
[INFO] testing nemo-extension-0.6.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate nemo-extension 0.6.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate nemo-extension 0.6.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nemo-extension 0.6.1
[INFO] finished tweaking crates.io crate nemo-extension 0.6.1
[INFO] tweaked toml for crates.io crate nemo-extension 0.6.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b2bf7729d074314caaf82fdc55a8174adbd5eeb04a02cc3c1b7d7caeb4bb8b8
[INFO] running `Command { std: "docker" "start" "-a" "5b2bf7729d074314caaf82fdc55a8174adbd5eeb04a02cc3c1b7d7caeb4bb8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b2bf7729d074314caaf82fdc55a8174adbd5eeb04a02cc3c1b7d7caeb4bb8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2bf7729d074314caaf82fdc55a8174adbd5eeb04a02cc3c1b7d7caeb4bb8b8", kill_on_drop: false }`
[INFO] [stdout] 5b2bf7729d074314caaf82fdc55a8174adbd5eeb04a02cc3c1b7d7caeb4bb8b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9baa969e4775a1b672e7c2fbcaea21f4178f60f3d70b0a1ae698d2ebfce367e4
[INFO] running `Command { std: "docker" "start" "-a" "9baa969e4775a1b672e7c2fbcaea21f4178f60f3d70b0a1ae698d2ebfce367e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling nemo-extension-sys v0.5.0
[INFO] [stderr]    Compiling nemo-extension v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn should_update_file_info(&self, &FileInfo) -> bool;
[INFO] [stdout]    |                                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn update_file_info(&self, &mut FileInfo);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 CString::from_raw(raw_name);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 CString::from_raw(raw_label);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 CString::from_raw(raw_tip);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     CString::from_raw(raw_icon);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 CString::from_raw(raw_name);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 CString::from_raw(raw_label);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 CString::from_raw(raw_tip);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     CString::from_raw(raw_icon);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         CString::from_raw(activate_name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let _ = CString::from_raw(activate_name);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 | property_page_provider_iface!(property_page_provider_iface_init_0, property_page_provider_get_pages_0, PROPERTY_PAGE_PROVIDER_0, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 | property_page_provider_iface!(property_page_provider_iface_init_1, property_page_provider_get_pages_1, PROPERTY_PAGE_PROVIDER_1, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 | property_page_provider_iface!(property_page_provider_iface_init_2, property_page_provider_get_pages_2, PROPERTY_PAGE_PROVIDER_2, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | property_page_provider_iface!(property_page_provider_iface_init_3, property_page_provider_get_pages_3, PROPERTY_PAGE_PROVIDER_3, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | property_page_provider_iface!(property_page_provider_iface_init_4, property_page_provider_get_pages_4, PROPERTY_PAGE_PROVIDER_4, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | property_page_provider_iface!(property_page_provider_iface_init_5, property_page_provider_get_pages_5, PROPERTY_PAGE_PROVIDER_5, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | property_page_provider_iface!(property_page_provider_iface_init_6, property_page_provider_get_pages_6, PROPERTY_PAGE_PROVIDER_6, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | property_page_provider_iface!(property_page_provider_iface_init_7, property_page_provider_get_pages_7, PROPERTY_PAGE_PROVIDER_7, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | property_page_provider_iface!(property_page_provider_iface_init_8, property_page_provider_get_pages_8, PROPERTY_PAGE_PROVIDER_8, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | property_page_provider_iface!(property_page_provider_iface_init_9, property_page_provider_get_pages_9, PROPERTY_PAGE_PROVIDER_9, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 81 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.68s
[INFO] running `Command { std: "docker" "inspect" "9baa969e4775a1b672e7c2fbcaea21f4178f60f3d70b0a1ae698d2ebfce367e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9baa969e4775a1b672e7c2fbcaea21f4178f60f3d70b0a1ae698d2ebfce367e4", kill_on_drop: false }`
[INFO] [stdout] 9baa969e4775a1b672e7c2fbcaea21f4178f60f3d70b0a1ae698d2ebfce367e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f932e2a5c80555e43e9f3a6a202c7c33fac14ee6cb140abe7fa5bf87d178877
[INFO] running `Command { std: "docker" "start" "-a" "6f932e2a5c80555e43e9f3a6a202c7c33fac14ee6cb140abe7fa5bf87d178877", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn should_update_file_info(&self, &FileInfo) -> bool;
[INFO] [stdout]    |                                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn update_file_info(&self, &mut FileInfo);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 CString::from_raw(raw_name);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 CString::from_raw(raw_label);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 CString::from_raw(raw_tip);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     CString::from_raw(raw_icon);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 CString::from_raw(raw_name);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 CString::from_raw(raw_label);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 CString::from_raw(raw_tip);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     CString::from_raw(raw_icon);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         CString::from_raw(activate_name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let _ = CString::from_raw(activate_name);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 | property_page_provider_iface!(property_page_provider_iface_init_0, property_page_provider_get_pages_0, PROPERTY_PAGE_PROVIDER_0, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 | property_page_provider_iface!(property_page_provider_iface_init_1, property_page_provider_get_pages_1, PROPERTY_PAGE_PROVIDER_1, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 | property_page_provider_iface!(property_page_provider_iface_init_2, property_page_provider_get_pages_2, PROPERTY_PAGE_PROVIDER_2, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | property_page_provider_iface!(property_page_provider_iface_init_3, property_page_provider_get_pages_3, PROPERTY_PAGE_PROVIDER_3, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | property_page_provider_iface!(property_page_provider_iface_init_4, property_page_provider_get_pages_4, PROPERTY_PAGE_PROVIDER_4, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | property_page_provider_iface!(property_page_provider_iface_init_5, property_page_provider_get_pages_5, PROPERTY_PAGE_PROVIDER_5, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | property_page_provider_iface!(property_page_provider_iface_init_6, property_page_provider_get_pages_6, PROPERTY_PAGE_PROVIDER_6, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | property_page_provider_iface!(property_page_provider_iface_init_7, property_page_provider_get_pages_7, PROPERTY_PAGE_PROVIDER_7, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | property_page_provider_iface!(property_page_provider_iface_init_8, property_page_provider_get_pages_8, PROPERTY_PAGE_PROVIDER_8, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | property_page_provider_iface!(property_page_provider_iface_init_9, property_page_provider_get_pages_9, PROPERTY_PAGE_PROVIDER_9, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 81 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nemo-extension v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn should_update_file_info(&self, &FileInfo) -> bool;
[INFO] [stdout]    |                                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/info_provider.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn update_file_info(&self, &mut FileInfo);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut FileInfo`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | column_provider_iface!(column_provider_iface_init_0, column_provider_get_columns_0, COLUMN_PROVIDER_0, set_column_provider_0);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | column_provider_iface!(column_provider_iface_init_1, column_provider_get_columns_1, COLUMN_PROVIDER_1, set_column_provider_1);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | column_provider_iface!(column_provider_iface_init_2, column_provider_get_columns_2, COLUMN_PROVIDER_2, set_column_provider_2);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | column_provider_iface!(column_provider_iface_init_3, column_provider_get_columns_3, COLUMN_PROVIDER_3, set_column_provider_3);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | column_provider_iface!(column_provider_iface_init_4, column_provider_get_columns_4, COLUMN_PROVIDER_4, set_column_provider_4);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 | column_provider_iface!(column_provider_iface_init_5, column_provider_get_columns_5, COLUMN_PROVIDER_5, set_column_provider_5);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 | column_provider_iface!(column_provider_iface_init_6, column_provider_get_columns_6, COLUMN_PROVIDER_6, set_column_provider_6);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 | column_provider_iface!(column_provider_iface_init_7, column_provider_get_columns_7, COLUMN_PROVIDER_7, set_column_provider_7);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 | column_provider_iface!(column_provider_iface_init_8, column_provider_get_columns_8, COLUMN_PROVIDER_8, set_column_provider_8);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     CString::from_raw(attribute);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     let _ = CString::from_raw(attribute);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     CString::from_raw(label);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     let _ = CString::from_raw(label);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/column_provider.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     CString::from_raw(description);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 | column_provider_iface!(column_provider_iface_init_9, column_provider_get_columns_9, COLUMN_PROVIDER_9, set_column_provider_9);
[INFO] [stdout]    | ----------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `column_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     let _ = CString::from_raw(description);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | info_provider_iface!(info_provider_iface_init_0, info_provider_update_file_info_0, info_provider_update_file_info_bg_0, info_provider_cancel_update_0, INFO_PROVIDER_0, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 | info_provider_iface!(info_provider_iface_init_1, info_provider_update_file_info_1, info_provider_update_file_info_bg_1, info_provider_cancel_update_1, INFO_PROVIDER_1, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 | info_provider_iface!(info_provider_iface_init_2, info_provider_update_file_info_2, info_provider_update_file_info_bg_2, info_provider_cancel_update_2, INFO_PROVIDER_2, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | info_provider_iface!(info_provider_iface_init_3, info_provider_update_file_info_3, info_provider_update_file_info_bg_3, info_provider_cancel_update_3, INFO_PROVIDER_3, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | info_provider_iface!(info_provider_iface_init_4, info_provider_update_file_info_4, info_provider_update_file_info_bg_4, info_provider_cancel_update_4, INFO_PROVIDER_4, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | info_provider_iface!(info_provider_iface_init_5, info_provider_update_file_info_5, info_provider_update_file_info_bg_5, info_provider_cancel_update_5, INFO_PROVIDER_5, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | info_provider_iface!(info_provider_iface_init_6, info_provider_update_file_info_6, info_provider_update_file_info_bg_6, info_provider_cancel_update_6, INFO_PROVIDER_6, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | info_provider_iface!(info_provider_iface_init_7, info_provider_update_file_info_7, info_provider_update_file_info_bg_7, info_provider_cancel_update_7, INFO_PROVIDER_7, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 | info_provider_iface!(info_provider_iface_init_8, info_provider_update_file_info_8, info_provider_update_file_info_bg_8, info_provider_cancel_update_8, INFO_PROVIDER_8, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         let _ = CString::from_raw(attr_name_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/info_provider.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | info_provider_iface!(info_provider_iface_init_9, info_provider_update_file_info_9, info_provider_update_file_info_bg_9, info_provider_cancel_update_9, INFO_PROVIDER_9, set_info_provider_...
[INFO] [stdout]     | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: this warning originates in the macro `info_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         let _ = CString::from_raw(attr_value_c);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 CString::from_raw(raw_name);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 CString::from_raw(raw_label);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 CString::from_raw(raw_tip);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/menu_provider.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     CString::from_raw(raw_icon);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 CString::from_raw(raw_name);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 let _ = CString::from_raw(raw_name);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 CString::from_raw(raw_label);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 let _ = CString::from_raw(raw_label);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 CString::from_raw(raw_tip);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let _ = CString::from_raw(raw_tip);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     CString::from_raw(raw_icon);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     let _ = CString::from_raw(raw_icon);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/menu_provider.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         CString::from_raw(activate_name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let _ = CString::from_raw(activate_name);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 | property_page_provider_iface!(property_page_provider_iface_init_0, property_page_provider_get_pages_0, PROPERTY_PAGE_PROVIDER_0, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 | property_page_provider_iface!(property_page_provider_iface_init_1, property_page_provider_get_pages_1, PROPERTY_PAGE_PROVIDER_1, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 | property_page_provider_iface!(property_page_provider_iface_init_2, property_page_provider_get_pages_2, PROPERTY_PAGE_PROVIDER_2, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 | property_page_provider_iface!(property_page_provider_iface_init_3, property_page_provider_get_pages_3, PROPERTY_PAGE_PROVIDER_3, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 | property_page_provider_iface!(property_page_provider_iface_init_4, property_page_provider_get_pages_4, PROPERTY_PAGE_PROVIDER_4, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 | property_page_provider_iface!(property_page_provider_iface_init_5, property_page_provider_get_pages_5, PROPERTY_PAGE_PROVIDER_5, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | property_page_provider_iface!(property_page_provider_iface_init_6, property_page_provider_get_pages_6, PROPERTY_PAGE_PROVIDER_6, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | property_page_provider_iface!(property_page_provider_iface_init_7, property_page_provider_get_pages_7, PROPERTY_PAGE_PROVIDER_7, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 | property_page_provider_iface!(property_page_provider_iface_init_8, property_page_provider_get_pages_8, PROPERTY_PAGE_PROVIDER_8, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/property_page_provider.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     CString::from_raw(name);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 | property_page_provider_iface!(property_page_provider_iface_init_9, property_page_provider_get_pages_9, PROPERTY_PAGE_PROVIDER_9, set_property_page_provider_...
[INFO] [stdout]    | -------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]    = note: this warning originates in the macro `property_page_provider_iface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |                     let _ = CString::from_raw(name);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcYfbfRu/symbols.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.00.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.01.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.02.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.03.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.04.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.05.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.06.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.07.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.08.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.09.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.nemo_extension.45b4aa15e4c7df08-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72.24tzh7xx0wld164j.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-cbab71697df97b00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-2a2cf8f16c536007.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-c5f3cc3cceaf9070.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a31324ec815b09db.rlib" "/opt/rustwide/target/debug/deps/libnemo_extension_sys-9b482b926ab943ca.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-efa3519517df6cf0.rlib" "/opt/rustwide/target/debug/deps/libgtk_sys-894ff6f993ddaa5e.rlib" "/opt/rustwide/target/debug/deps/libgdk_sys-8ccf34268e67b5c1.rlib" "/opt/rustwide/target/debug/deps/libpango_sys-3a2299c7cc93278c.rlib" "/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-cdd55d82674df3e3.rlib" "/opt/rustwide/target/debug/deps/libcairo_sys-9cbda4b5329dc3db.rlib" "/opt/rustwide/target/debug/deps/libatk_sys-0d190bd380f2be4a.rlib" "/opt/rustwide/target/debug/deps/libgio_sys-eac2ca4086db444e.rlib" "/opt/rustwide/target/debug/deps/libgobject_sys-057027d94190426b.rlib" "/opt/rustwide/target/debug/deps/libglib_sys-5a4ec8bf431ef8cd.rlib" "/opt/rustwide/target/debug/deps/liblibc-9bdc13f38078ecbe.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0672489a78b613de.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-7eb3ffc34a49f675.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6478a9daa4bee8e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-0c75d871a5c3923d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d163ef63ad37bb71.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-8a3fd810a85b9f4c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-462a2cde8c5dfc10.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-cb06ac9f54713f71.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-f20bfd1f8e59b393.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1ef460949b49da4b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-2cb0c0ffe4f87514.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-58d841eb322a11a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-aa2ae0b0a9d11533.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-23874e15830ed336.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e47cddc003bce885.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22b13b48a8f128e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e46bc3da6d7c462f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8d1ac131d3cb2645.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a1b43df8c6899c1f.rlib" "-Wl,-Bdynamic" "-lnemo-extension" "-lgtk-3" "-lgdk-3" "-lpangocairo-1.0" "-lpango-1.0" "-lharfbuzz" "-latk-1.0" "-lcairo-gobject" "-lcairo" "-lgdk_pixbuf-2.0" "-lgio-2.0" "-lgobject-2.0" "-lglib-2.0" "-lgdk-3" "-lpangocairo-1.0" "-lpango-1.0" "-lharfbuzz" "-lgdk_pixbuf-2.0" "-lcairo-gobject" "-lcairo" "-lgobject-2.0" "-lglib-2.0" "-lpango-1.0" "-lgobject-2.0" "-lglib-2.0" "-lharfbuzz" "-lgdk_pixbuf-2.0" "-lgobject-2.0" "-lglib-2.0" "-lcairo" "-latk-1.0" "-lgobject-2.0" "-lglib-2.0" "-lgio-2.0" "-lgobject-2.0" "-lglib-2.0" "-lgobject-2.0" "-lglib-2.0" "-lglib-2.0" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/nemo_extension-1813d90a9af97b72" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lnemo-extension: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 81 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nemo-extension` (lib test) due to 2 previous errors; 81 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6f932e2a5c80555e43e9f3a6a202c7c33fac14ee6cb140abe7fa5bf87d178877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f932e2a5c80555e43e9f3a6a202c7c33fac14ee6cb140abe7fa5bf87d178877", kill_on_drop: false }`
[INFO] [stdout] 6f932e2a5c80555e43e9f3a6a202c7c33fac14ee6cb140abe7fa5bf87d178877
