[INFO] fetching crate tfs-fuse-sys 0.1.1...
[INFO] testing tfs-fuse-sys-0.1.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate tfs-fuse-sys 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tfs-fuse-sys 0.1.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tfs-fuse-sys 0.1.1
[INFO] finished tweaking crates.io crate tfs-fuse-sys 0.1.1
[INFO] tweaked toml for crates.io crate tfs-fuse-sys 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c6c822bd966973cde66839e028888026c940767dd39dac75b439024c2821c99
[INFO] running `Command { std: "docker" "start" "-a" "9c6c822bd966973cde66839e028888026c940767dd39dac75b439024c2821c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c6c822bd966973cde66839e028888026c940767dd39dac75b439024c2821c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c6c822bd966973cde66839e028888026c940767dd39dac75b439024c2821c99", kill_on_drop: false }`
[INFO] [stdout] 9c6c822bd966973cde66839e028888026c940767dd39dac75b439024c2821c99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53e8829b73a6f30d23724fba392b399a233aeb373cb3de18d02b7514f65253dd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "53e8829b73a6f30d23724fba392b399a233aeb373cb3de18d02b7514f65253dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tfs-fuse-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/ffi.rs:17:58
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libc::{c_char, c_int, size_t, c_void, stat, c_ulong, uint64_t, c_uint,
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/ffi.rs:94:59
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub bmap: Option<extern "C" fn(*const c_char, size_t, uint64_t) -> c_int>,
[INFO] [stdout]    |                                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]    --> src/ffi.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fh: uint64_t,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]    --> src/ffi.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     lock_owner: uint64_t
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_new`
[INFO] [stdout]   --> src/ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stdout] 22 | |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stdout]    | |__________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_destroy`
[INFO] [stdout]   --> src/ffi.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_loop_mt`
[INFO] [stdout]   --> src/ffi.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_exit`
[INFO] [stdout]   --> src/ffi.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_mount`
[INFO] [stdout]   --> src/ffi.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_unmount`
[INFO] [stdout]   --> src/ffi.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_daemonize`
[INFO] [stdout]   --> src/ffi.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn fuse_daemonize(foreground: c_int) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_set_signal_handlers`
[INFO] [stdout]   --> src/ffi.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_remove_signal_handlers`
[INFO] [stdout]   --> src/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_getcontex`
[INFO] [stdout]   --> src/ffi.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse`
[INFO] [stdout]   --> src/ffi.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_chan`
[INFO] [stdout]   --> src/ffi.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_session`
[INFO] [stdout]   --> src/ffi.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_context`
[INFO] [stdout]   --> src/ffi.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct fuse_context {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_args`
[INFO] [stdout]   --> src/ffi.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct fuse_args {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_operations`
[INFO] [stdout]   --> src/ffi.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct fuse_operations {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `fuse_fill_dir_t`
[INFO] [stdout]    --> src/ffi.rs:108:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub type fuse_fill_dir_t = Option<extern "C" fn(*mut c_void, *const c_char, *const stat, off_t)>;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_file_info`
[INFO] [stdout]    --> src/ffi.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct fuse_file_info {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_conn_info`
[INFO] [stdout]    --> src/ffi.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct fuse_conn_info {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:22:65
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stdout]    |                                                                 ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stdout]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |                            ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:26:75
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:27:56
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:29:46
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:30:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "53e8829b73a6f30d23724fba392b399a233aeb373cb3de18d02b7514f65253dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e8829b73a6f30d23724fba392b399a233aeb373cb3de18d02b7514f65253dd", kill_on_drop: false }`
[INFO] [stdout] 53e8829b73a6f30d23724fba392b399a233aeb373cb3de18d02b7514f65253dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d70210cf95fb966474e0a4bffdc0fa0cbbed52784aee09005e1ad2f5f7dcc4c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d70210cf95fb966474e0a4bffdc0fa0cbbed52784aee09005e1ad2f5f7dcc4c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling tfs-fuse-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/ffi.rs:17:58
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libc::{c_char, c_int, size_t, c_void, stat, c_ulong, uint64_t, c_uint,
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/ffi.rs:94:59
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub bmap: Option<extern "C" fn(*const c_char, size_t, uint64_t) -> c_int>,
[INFO] [stdout]    |                                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]    --> src/ffi.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fh: uint64_t,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]    --> src/ffi.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     lock_owner: uint64_t
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_new`
[INFO] [stdout]   --> src/ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stdout] 22 | |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stdout]    | |__________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_destroy`
[INFO] [stdout]   --> src/ffi.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_loop_mt`
[INFO] [stdout]   --> src/ffi.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_exit`
[INFO] [stdout]   --> src/ffi.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_mount`
[INFO] [stdout]   --> src/ffi.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_unmount`
[INFO] [stdout]   --> src/ffi.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_daemonize`
[INFO] [stdout]   --> src/ffi.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn fuse_daemonize(foreground: c_int) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_set_signal_handlers`
[INFO] [stdout]   --> src/ffi.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_remove_signal_handlers`
[INFO] [stdout]   --> src/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_getcontex`
[INFO] [stdout]   --> src/ffi.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse`
[INFO] [stdout]   --> src/ffi.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_chan`
[INFO] [stdout]   --> src/ffi.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_session`
[INFO] [stdout]   --> src/ffi.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_context`
[INFO] [stdout]   --> src/ffi.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct fuse_context {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_args`
[INFO] [stdout]   --> src/ffi.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct fuse_args {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_operations`
[INFO] [stdout]   --> src/ffi.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct fuse_operations {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `fuse_fill_dir_t`
[INFO] [stdout]    --> src/ffi.rs:108:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub type fuse_fill_dir_t = Option<extern "C" fn(*mut c_void, *const c_char, *const stat, off_t)>;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_file_info`
[INFO] [stdout]    --> src/ffi.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct fuse_file_info {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_conn_info`
[INFO] [stdout]    --> src/ffi.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct fuse_conn_info {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:22:65
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stdout]    |                                                                 ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stdout]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |                            ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:26:75
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:27:56
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:29:46
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:30:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/ffi.rs:17:58
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libc::{c_char, c_int, size_t, c_void, stat, c_ulong, uint64_t, c_uint,
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/ffi.rs:94:59
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub bmap: Option<extern "C" fn(*const c_char, size_t, uint64_t) -> c_int>,
[INFO] [stdout]    |                                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]    --> src/ffi.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fh: uint64_t,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]    --> src/ffi.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     lock_owner: uint64_t
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_new`
[INFO] [stdout]   --> src/ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stdout] 22 | |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stdout]    | |__________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_destroy`
[INFO] [stdout]   --> src/ffi.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_loop_mt`
[INFO] [stdout]   --> src/ffi.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_exit`
[INFO] [stdout]   --> src/ffi.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_mount`
[INFO] [stdout]   --> src/ffi.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_unmount`
[INFO] [stdout]   --> src/ffi.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_daemonize`
[INFO] [stdout]   --> src/ffi.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn fuse_daemonize(foreground: c_int) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_set_signal_handlers`
[INFO] [stdout]   --> src/ffi.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_remove_signal_handlers`
[INFO] [stdout]   --> src/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuse_getcontex`
[INFO] [stdout]   --> src/ffi.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse`
[INFO] [stdout]   --> src/ffi.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_chan`
[INFO] [stdout]   --> src/ffi.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_session`
[INFO] [stdout]   --> src/ffi.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_context`
[INFO] [stdout]   --> src/ffi.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct fuse_context {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_args`
[INFO] [stdout]   --> src/ffi.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct fuse_args {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_operations`
[INFO] [stdout]   --> src/ffi.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct fuse_operations {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `fuse_fill_dir_t`
[INFO] [stdout]    --> src/ffi.rs:108:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub type fuse_fill_dir_t = Option<extern "C" fn(*mut c_void, *const c_char, *const stat, off_t)>;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_file_info`
[INFO] [stdout]    --> src/ffi.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct fuse_file_info {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `fuse_conn_info`
[INFO] [stdout]    --> src/ffi.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct fuse_conn_info {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:22:65
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stdout]    |                                                                 ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stdout]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stdout]    |                            ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:26:75
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:27:56
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct fuse_chan(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:29:46
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:30:49
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct fuse_session(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/ffi.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct fuse(c_void);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "d70210cf95fb966474e0a4bffdc0fa0cbbed52784aee09005e1ad2f5f7dcc4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d70210cf95fb966474e0a4bffdc0fa0cbbed52784aee09005e1ad2f5f7dcc4c8", kill_on_drop: false }`
[INFO] [stdout] d70210cf95fb966474e0a4bffdc0fa0cbbed52784aee09005e1ad2f5f7dcc4c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df7b02490942a13c19fc355737191eb0031f52d9124af4e00edafa6c8a34d22a
[INFO] running `Command { std: "docker" "start" "-a" "df7b02490942a13c19fc355737191eb0031f52d9124af4e00edafa6c8a34d22a", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/ffi.rs:17:58
[INFO] [stderr]    |
[INFO] [stderr] 17 | use libc::{c_char, c_int, size_t, c_void, stat, c_ulong, uint64_t, c_uint,
[INFO] [stderr]    |                                                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/ffi.rs:94:59
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub bmap: Option<extern "C" fn(*const c_char, size_t, uint64_t) -> c_int>,
[INFO] [stderr]    |                                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]    --> src/ffi.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fh: uint64_t,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]    --> src/ffi.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |     lock_owner: uint64_t
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_new`
[INFO] [stderr]   --> src/ffi.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stderr] 22 | |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stderr]    | |__________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_destroy`
[INFO] [stderr]   --> src/ffi.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_loop_mt`
[INFO] [stderr]   --> src/ffi.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_exit`
[INFO] [stderr]   --> src/ffi.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_mount`
[INFO] [stderr]   --> src/ffi.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_unmount`
[INFO] [stderr]   --> src/ffi.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_daemonize`
[INFO] [stderr]   --> src/ffi.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn fuse_daemonize(foreground: c_int) -> c_int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_set_signal_handlers`
[INFO] [stderr]   --> src/ffi.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_remove_signal_handlers`
[INFO] [stderr]   --> src/ffi.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_getcontex`
[INFO] [stderr]   --> src/ffi.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse`
[INFO] [stderr]   --> src/ffi.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_chan`
[INFO] [stderr]   --> src/ffi.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_session`
[INFO] [stderr]   --> src/ffi.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct fuse_session(c_void);
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_context`
[INFO] [stderr]   --> src/ffi.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct fuse_context {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_args`
[INFO] [stderr]   --> src/ffi.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub struct fuse_args {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_operations`
[INFO] [stderr]   --> src/ffi.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub struct fuse_operations {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `fuse_fill_dir_t`
[INFO] [stderr]    --> src/ffi.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | pub type fuse_fill_dir_t = Option<extern "C" fn(*mut c_void, *const c_char, *const stat, off_t)>;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_file_info`
[INFO] [stderr]    --> src/ffi.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub struct fuse_file_info {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_conn_info`
[INFO] [stderr]    --> src/ffi.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub struct fuse_conn_info {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:21:25
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:22:65
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stderr]    |                                                                 ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stderr]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:25:28
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |                            ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:26:75
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stderr]    |                                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:27:56
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:29:46
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct fuse_session(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:30:49
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct fuse_session(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 33 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/ffi.rs:17:58
[INFO] [stderr]    |
[INFO] [stderr] 17 | use libc::{c_char, c_int, size_t, c_void, stat, c_ulong, uint64_t, c_uint,
[INFO] [stderr]    |                                                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]   --> src/ffi.rs:94:59
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub bmap: Option<extern "C" fn(*const c_char, size_t, uint64_t) -> c_int>,
[INFO] [stderr]    |                                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]    --> src/ffi.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fh: uint64_t,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stderr]    --> src/ffi.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |     lock_owner: uint64_t
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_new`
[INFO] [stderr]   --> src/ffi.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stderr] 22 | |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stderr]    | |__________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_destroy`
[INFO] [stderr]   --> src/ffi.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_loop_mt`
[INFO] [stderr]   --> src/ffi.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_exit`
[INFO] [stderr]   --> src/ffi.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_mount`
[INFO] [stderr]   --> src/ffi.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_unmount`
[INFO] [stderr]   --> src/ffi.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_daemonize`
[INFO] [stderr]   --> src/ffi.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn fuse_daemonize(foreground: c_int) -> c_int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_set_signal_handlers`
[INFO] [stderr]   --> src/ffi.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_remove_signal_handlers`
[INFO] [stderr]   --> src/ffi.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuse_getcontex`
[INFO] [stderr]   --> src/ffi.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse`
[INFO] [stderr]   --> src/ffi.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_chan`
[INFO] [stderr]   --> src/ffi.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_session`
[INFO] [stderr]   --> src/ffi.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct fuse_session(c_void);
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_context`
[INFO] [stderr]   --> src/ffi.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct fuse_context {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_args`
[INFO] [stderr]   --> src/ffi.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub struct fuse_args {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_operations`
[INFO] [stderr]   --> src/ffi.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub struct fuse_operations {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `fuse_fill_dir_t`
[INFO] [stderr]    --> src/ffi.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | pub type fuse_fill_dir_t = Option<extern "C" fn(*mut c_void, *const c_char, *const stat, off_t)>;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_file_info`
[INFO] [stderr]    --> src/ffi.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub struct fuse_file_info {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fuse_conn_info`
[INFO] [stderr]    --> src/ffi.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub struct fuse_conn_info {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:21:25
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn fuse_new(ch: *mut fuse_chan, args: *mut fuse_args, op: *const fuse_operations,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:22:65
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     op_size: size_t, user_data: *mut c_void) -> *mut fuse;
[INFO] [stderr]    |                                                                 ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn fuse_destroy(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn fuse_loop_mt(fuse: *mut fuse) -> c_int;
[INFO] [stderr]    |                               ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:25:28
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn fuse_exit(fuse: *mut fuse) -> c_void;
[INFO] [stderr]    |                            ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:26:75
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn fuse_mount(mountpoint: *const c_char, args: *mut fuse_args) -> *mut fuse_chan;
[INFO] [stderr]    |                                                                           ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_chan`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:27:56
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn fuse_unmount(mountpoint: *const c_char, ch: *mut fuse_chan) -> c_void;
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct fuse_chan(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:29:46
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn fuse_set_signal_handlers(session: *mut fuse_session) -> c_int;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct fuse_session(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse_session`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:30:49
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn fuse_remove_signal_handlers(session: &mut fuse_session) -> c_void;
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct fuse_session(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `fuse`, which is not FFI-safe
[INFO] [stderr]   --> src/ffi.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn fuse_getcontex() -> *mut fuse_context;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/ffi.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub struct fuse(c_void);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 33 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tfs_fuse_sys-1c40e2d893085f50
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tfs-fuse-sys
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df7b02490942a13c19fc355737191eb0031f52d9124af4e00edafa6c8a34d22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7b02490942a13c19fc355737191eb0031f52d9124af4e00edafa6c8a34d22a", kill_on_drop: false }`
[INFO] [stdout] df7b02490942a13c19fc355737191eb0031f52d9124af4e00edafa6c8a34d22a
