[INFO] fetching crate rcap 0.1.4...
[INFO] testing rcap-0.1.4 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rcap 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rcap 0.1.4 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 rcap 0.1.4
[INFO] finished tweaking crates.io crate rcap 0.1.4
[INFO] tweaked toml for crates.io crate rcap 0.1.4 written to /workspace/builds/worker-6-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9c77ba9a6b8a5e053e00f052ea652a44cb3aff928b8511abc31e46b136ba20da
[INFO] running `Command { std: "docker" "start" "-a" "9c77ba9a6b8a5e053e00f052ea652a44cb3aff928b8511abc31e46b136ba20da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c77ba9a6b8a5e053e00f052ea652a44cb3aff928b8511abc31e46b136ba20da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c77ba9a6b8a5e053e00f052ea652a44cb3aff928b8511abc31e46b136ba20da", kill_on_drop: false }`
[INFO] [stdout] 9c77ba9a6b8a5e053e00f052ea652a44cb3aff928b8511abc31e46b136ba20da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5903a681e26099f7fba10a34b4de1bae517e3266e9a0e7fa56db1b6817a73a78
[INFO] running `Command { std: "docker" "start" "-a" "5903a681e26099f7fba10a34b4de1bae517e3266e9a0e7fa56db1b6817a73a78", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcap v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:973:5
[INFO] [stdout]     |
[INFO] [stdout] 973 |     pub static mut _IO_2_1_stdin_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout]     = note: `#[warn(uninhabited_static)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:974:5
[INFO] [stdout]     |
[INFO] [stdout] 974 |     pub static mut _IO_2_1_stdout_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:975:5
[INFO] [stdout]     |
[INFO] [stdout] 975 |     pub static mut _IO_2_1_stderr_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:998:30
[INFO] [stdout]     |
[INFO] [stdout] 998 |                        arg3: __gnuc_va_list, arg4: *mut ::libc::c_int)
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider passing a pointer to the array
[INFO] [stdout]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1001:31
[INFO] [stdout]      |
[INFO] [stdout] 1001 |                         arg3: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1048:28
[INFO] [stdout]      |
[INFO] [stdout] 1048 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1049:60
[INFO] [stdout]      |
[INFO] [stdout] 1049 |     pub fn vprintf(__format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1052:28
[INFO] [stdout]      |
[INFO] [stdout] 1052 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1056:62
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                      __format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1059:28
[INFO] [stdout]      |
[INFO] [stdout] 1059 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1068:27
[INFO] [stdout]      |
[INFO] [stdout] 1068 |                    __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1069:59
[INFO] [stdout]      |
[INFO] [stdout] 1069 |     pub fn vscanf(__format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1072:60
[INFO] [stdout]      |
[INFO] [stdout] 1072 |                    __format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "5903a681e26099f7fba10a34b4de1bae517e3266e9a0e7fa56db1b6817a73a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5903a681e26099f7fba10a34b4de1bae517e3266e9a0e7fa56db1b6817a73a78", kill_on_drop: false }`
[INFO] [stdout] 5903a681e26099f7fba10a34b4de1bae517e3266e9a0e7fa56db1b6817a73a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fd212aa1fd16ab2614356fe0c17b4955e7319a4d44134eaca12e12e37d382c97
[INFO] running `Command { std: "docker" "start" "-a" "fd212aa1fd16ab2614356fe0c17b4955e7319a4d44134eaca12e12e37d382c97", kill_on_drop: false }`
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:973:5
[INFO] [stdout]     |
[INFO] [stdout] 973 |     pub static mut _IO_2_1_stdin_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout]     = note: `#[warn(uninhabited_static)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:974:5
[INFO] [stdout]     |
[INFO] [stdout] 974 |     pub static mut _IO_2_1_stdout_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:975:5
[INFO] [stdout]     |
[INFO] [stdout] 975 |     pub static mut _IO_2_1_stderr_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:998:30
[INFO] [stdout]     |
[INFO] [stdout] 998 |                        arg3: __gnuc_va_list, arg4: *mut ::libc::c_int)
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider passing a pointer to the array
[INFO] [stdout]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1001:31
[INFO] [stdout]      |
[INFO] [stdout] 1001 |                         arg3: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1048:28
[INFO] [stdout]      |
[INFO] [stdout] 1048 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1049:60
[INFO] [stdout]      |
[INFO] [stdout] 1049 |     pub fn vprintf(__format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1052:28
[INFO] [stdout]      |
[INFO] [stdout] 1052 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1056:62
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                      __format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1059:28
[INFO] [stdout]      |
[INFO] [stdout] 1059 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1068:27
[INFO] [stdout]      |
[INFO] [stdout] 1068 |                    __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1069:59
[INFO] [stdout]      |
[INFO] [stdout] 1069 |     pub fn vscanf(__format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rcap v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1072:60
[INFO] [stdout]      |
[INFO] [stdout] 1072 |                    __format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:973:5
[INFO] [stdout]     |
[INFO] [stdout] 973 |     pub static mut _IO_2_1_stdin_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout]     = note: `#[warn(uninhabited_static)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:974:5
[INFO] [stdout]     |
[INFO] [stdout] 974 |     pub static mut _IO_2_1_stdout_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static of uninhabited type
[INFO] [stdout]    --> src/lib.rs:975:5
[INFO] [stdout]     |
[INFO] [stdout] 975 |     pub static mut _IO_2_1_stderr_: Struct__IO_FILE_plus;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #74840 <https://github.com/rust-lang/rust/issues/74840>
[INFO] [stdout]     = note: uninhabited statics cannot be initialized, and any access would be an immediate error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:998:30
[INFO] [stdout]     |
[INFO] [stdout] 998 |                        arg3: __gnuc_va_list, arg4: *mut ::libc::c_int)
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider passing a pointer to the array
[INFO] [stdout]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1001:31
[INFO] [stdout]      |
[INFO] [stdout] 1001 |                         arg3: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1048:28
[INFO] [stdout]      |
[INFO] [stdout] 1048 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1049:60
[INFO] [stdout]      |
[INFO] [stdout] 1049 |     pub fn vprintf(__format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1052:28
[INFO] [stdout]      |
[INFO] [stdout] 1052 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1056:62
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                      __format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1059:28
[INFO] [stdout]      |
[INFO] [stdout] 1059 |                     __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1068:27
[INFO] [stdout]      |
[INFO] [stdout] 1068 |                    __arg: __gnuc_va_list) -> ::libc::c_int;
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1069:59
[INFO] [stdout]      |
[INFO] [stdout] 1069 |     pub fn vscanf(__format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:1072:60
[INFO] [stdout]      |
[INFO] [stdout] 1072 |                    __format: *const ::libc::c_char, __arg: __gnuc_va_list)
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[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/rustcnry7nL/symbols.o" "/opt/rustwide/target/debug/deps/rcap-1fcc0244dfe903a8.rcap.709fe2b27518fdc4-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rcap-1fcc0244dfe903a8.2x6slh5anci5cgs.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,-Bdynamic" "-lcap" "-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/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" "-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/rcap-1fcc0244dfe903a8" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lcap: 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; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcap` (lib test) due to 2 previous errors; 13 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fd212aa1fd16ab2614356fe0c17b4955e7319a4d44134eaca12e12e37d382c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd212aa1fd16ab2614356fe0c17b4955e7319a4d44134eaca12e12e37d382c97", kill_on_drop: false }`
[INFO] [stdout] fd212aa1fd16ab2614356fe0c17b4955e7319a4d44134eaca12e12e37d382c97
