[INFO] fetching crate intel-spi 0.1.3...
[INFO] building intel-spi-0.1.3 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate intel-spi 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate intel-spi 0.1.3 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/rust-toolchain
[INFO] started tweaking crates.io crate intel-spi 0.1.3
[INFO] finished tweaking crates.io crate intel-spi 0.1.3
[INFO] tweaked toml for crates.io crate intel-spi 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate intel-spi 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coreboot-fs v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acc8b1f4e97db74ce05ce30da96f617e25e738580f5a3d4cd6d17db42abfcf09
[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" "acc8b1f4e97db74ce05ce30da96f617e25e738580f5a3d4cd6d17db42abfcf09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acc8b1f4e97db74ce05ce30da96f617e25e738580f5a3d4cd6d17db42abfcf09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc8b1f4e97db74ce05ce30da96f617e25e738580f5a3d4cd6d17db42abfcf09", kill_on_drop: false }`
[INFO] [stdout] acc8b1f4e97db74ce05ce30da96f617e25e738580f5a3d4cd6d17db42abfcf09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f25579f02f1bf5c53edd4acade0ae9bba77b655bab43b8f691a851a330f1659
[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" "0f25579f02f1bf5c53edd4acade0ae9bba77b655bab43b8f691a851a330f1659", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling coreboot-fs v0.1.0
[INFO] [stderr]    Compiling intel-spi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mmio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem::uninitialized;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mmio.rs:16:29
[INFO] [stdout]    |
[INFO] [stdout] 16 |             value: unsafe { uninitialized() }
[INFO] [stdout]    |                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/mmio.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |         unsafe { volatile_load(&self.value) }
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unaligned_references)]` on by default
[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 #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/mmio.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |         unsafe { volatile_store(&mut self.value, value) };
[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 #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ReadOnly`
[INFO] [stdout]   --> src/io.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct ReadOnly<I: Io> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub /* const */ fn new(inner: I) -> ReadOnly<I> {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/io.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn read(&self) -> I::Value {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `readf`
[INFO] [stdout]   --> src/io.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn readf(&self, flags: I::Value) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WriteOnly`
[INFO] [stdout]   --> src/io.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct WriteOnly<I: Io> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub /* const */ fn new(inner: I) -> WriteOnly<I> {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/io.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn write(&mut self, value: I::Value) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `writef`
[INFO] [stdout]   --> src/io.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn writef(&mut self, flags: I::Value, value: bool) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cycle`
[INFO] [stdout]    --> src/lib.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn cycle(&self) -> HsfStsCtlCycle {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count`
[INFO] [stdout]    --> src/lib.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn count(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "0f25579f02f1bf5c53edd4acade0ae9bba77b655bab43b8f691a851a330f1659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f25579f02f1bf5c53edd4acade0ae9bba77b655bab43b8f691a851a330f1659", kill_on_drop: false }`
[INFO] [stdout] 0f25579f02f1bf5c53edd4acade0ae9bba77b655bab43b8f691a851a330f1659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] debaee1da4ab3bb883661d10206cec8c609198fd42eb75b1f97744eea239077d
[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" "debaee1da4ab3bb883661d10206cec8c609198fd42eb75b1f97744eea239077d", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mmio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem::uninitialized;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mmio.rs:16:29
[INFO] [stdout]    |
[INFO] [stdout] 16 |             value: unsafe { uninitialized() }
[INFO] [stdout]    |                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/mmio.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |         unsafe { volatile_load(&self.value) }
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unaligned_references)]` on by default
[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 #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/mmio.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |         unsafe { volatile_store(&mut self.value, value) };
[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 #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ReadOnly`
[INFO] [stdout]   --> src/io.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct ReadOnly<I: Io> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub /* const */ fn new(inner: I) -> ReadOnly<I> {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/io.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn read(&self) -> I::Value {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling intel-spi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `readf`
[INFO] [stdout]   --> src/io.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn readf(&self, flags: I::Value) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WriteOnly`
[INFO] [stdout]   --> src/io.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct WriteOnly<I: Io> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub /* const */ fn new(inner: I) -> WriteOnly<I> {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/io.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn write(&mut self, value: I::Value) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `writef`
[INFO] [stdout]   --> src/io.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn writef(&mut self, flags: I::Value, value: bool) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cycle`
[INFO] [stdout]    --> src/lib.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn cycle(&self) -> HsfStsCtlCycle {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count`
[INFO] [stdout]    --> src/lib.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn count(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/mmio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::mem::uninitialized;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/mmio.rs:16:29
[INFO] [stdout]    |
[INFO] [stdout] 16 |             value: unsafe { uninitialized() }
[INFO] [stdout]    |                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/mmio.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |         unsafe { volatile_load(&self.value) }
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unaligned_references)]` on by default
[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 #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/mmio.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |         unsafe { volatile_store(&mut self.value, value) };
[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 #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ReadOnly`
[INFO] [stdout]   --> src/io.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct ReadOnly<I: Io> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub /* const */ fn new(inner: I) -> ReadOnly<I> {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/io.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn read(&self) -> I::Value {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `readf`
[INFO] [stdout]   --> src/io.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn readf(&self, flags: I::Value) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WriteOnly`
[INFO] [stdout]   --> src/io.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct WriteOnly<I: Io> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub /* const */ fn new(inner: I) -> WriteOnly<I> {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/io.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn write(&mut self, value: I::Value) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `writef`
[INFO] [stdout]   --> src/io.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn writef(&mut self, flags: I::Value, value: bool) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cycle`
[INFO] [stdout]    --> src/lib.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn cycle(&self) -> HsfStsCtlCycle {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count`
[INFO] [stdout]    --> src/lib.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn count(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> src/lib.rs:421:33
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let spi: &SpiSkl = &*(0 as *const SpiSkl);
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "debaee1da4ab3bb883661d10206cec8c609198fd42eb75b1f97744eea239077d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debaee1da4ab3bb883661d10206cec8c609198fd42eb75b1f97744eea239077d", kill_on_drop: false }`
[INFO] [stdout] debaee1da4ab3bb883661d10206cec8c609198fd42eb75b1f97744eea239077d
