[INFO] fetching crate corstone300-hal 0.1.0...
[INFO] checking corstone300-hal-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate corstone300-hal 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate corstone300-hal 0.1.0
[INFO] finished tweaking crates.io crate corstone300-hal 0.1.0
[INFO] tweaked toml for crates.io crate corstone300-hal 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate corstone300-hal 0.1.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-hal v1.0.0-alpha.8 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92f51a19a054938fecf2644d1e9ace0c32a561f398fce2107e1a9e2853cd2df5
[INFO] running `Command { std: "docker" "start" "-a" "92f51a19a054938fecf2644d1e9ace0c32a561f398fce2107e1a9e2853cd2df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92f51a19a054938fecf2644d1e9ace0c32a561f398fce2107e1a9e2853cd2df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f51a19a054938fecf2644d1e9ace0c32a561f398fce2107e1a9e2853cd2df5", kill_on_drop: false }`
[INFO] [stdout] 92f51a19a054938fecf2644d1e9ace0c32a561f398fce2107e1a9e2853cd2df5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72bcf884acf604e61d442551f9bae35891bfaefaa5995875f37e0f69707b43dc
[INFO] running `Command { std: "docker" "start" "-a" "72bcf884acf604e61d442551f9bae35891bfaefaa5995875f37e0f69707b43dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling corstone300-pac v0.2.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking fugit v0.3.9
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking corstone300-hal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:30:56
[INFO] [stdout]    |
[INFO] [stdout] 30 |       fn is_set_high(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ________________________________________________________^
[INFO] [stdout] 31 | |         unsafe {
[INFO] [stdout] 32 | |             let mask = 1 << ID;
[INFO] [stdout] 33 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         unsafe {
[INFO] [stdout] 32 | |             let mask = 1 << ID;
[INFO] [stdout] 33 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 34 | |             Ok(fpgaio.led.read().bits() & mask == mask)
[INFO] [stdout] 35 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Ok(fpgaio.led.read().bits() & mask == mask)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |       fn is_set_low(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 39 | |         unsafe {
[INFO] [stdout] 40 | |             let mask = 1 << ID;
[INFO] [stdout] 41 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 44 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | /         unsafe {
[INFO] [stdout] 40 | |             let mask = 1 << ID;
[INFO] [stdout] 41 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 42 | |             Ok(fpgaio.led.read().bits() & mask == 0)
[INFO] [stdout] 43 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Ok(fpgaio.led.read().bits() & mask == 0)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:52:52
[INFO] [stdout]    |
[INFO] [stdout] 52 |       fn is_high(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 53 | |         unsafe {
[INFO] [stdout] 54 | |             let mask = 1 << ID;
[INFO] [stdout] 55 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | /         unsafe {
[INFO] [stdout] 54 | |             let mask = 1 << ID;
[INFO] [stdout] 55 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 56 | |             Ok(fpgaio.button.read().bits() & mask == mask)
[INFO] [stdout] 57 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |             Ok(fpgaio.button.read().bits() & mask == mask)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:60:51
[INFO] [stdout]    |
[INFO] [stdout] 60 |       fn is_low(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 61 | |         unsafe {
[INFO] [stdout] 62 | |             let mask = 1 << ID;
[INFO] [stdout] 63 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | /         unsafe {
[INFO] [stdout] 62 | |             let mask = 1 << ID;
[INFO] [stdout] 63 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 64 | |             Ok(fpgaio.button.read().bits() & mask == 0)
[INFO] [stdout] 65 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Ok(fpgaio.button.read().bits() & mask == 0)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:72:52
[INFO] [stdout]    |
[INFO] [stdout] 72 |       fn is_high(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 73 | |         unsafe {
[INFO] [stdout] 74 | |             let mask = 1 << ID;
[INFO] [stdout] 75 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 | /         unsafe {
[INFO] [stdout] 74 | |             let mask = 1 << ID;
[INFO] [stdout] 75 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 76 | |             Ok(fpgaio.switches.read().bits() & mask == mask)
[INFO] [stdout] 77 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Ok(fpgaio.switches.read().bits() & mask == mask)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:80:51
[INFO] [stdout]    |
[INFO] [stdout] 80 |       fn is_low(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 81 | |         unsafe {
[INFO] [stdout] 82 | |             let mask = 1 << ID;
[INFO] [stdout] 83 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | /         unsafe {
[INFO] [stdout] 82 | |             let mask = 1 << ID;
[INFO] [stdout] 83 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 84 | |             Ok(fpgaio.switches.read().bits() & mask == 0)
[INFO] [stdout] 85 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Ok(fpgaio.switches.read().bits() & mask == 0)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:178:66
[INFO] [stdout]     |
[INFO] [stdout] 178 |       fn is_high(&self) -> Result<bool, core::convert::Infallible> {
[INFO] [stdout]     |  __________________________________________________________________^
[INFO] [stdout] 179 | |         let (block, mask) = self.block_and_mask();
[INFO] [stdout] 180 | |         Ok((unsafe { &*block }.data.read().bits() & mask) != 0)
[INFO] [stdout] 181 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         Ok((unsafe { &*block }.data.read().bits() & mask) != 0)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:183:65
[INFO] [stdout]     |
[INFO] [stdout] 183 |       fn is_low(&self) -> Result<bool, core::convert::Infallible> {
[INFO] [stdout]     |  _________________________________________________________________^
[INFO] [stdout] 184 | |         self.is_high().map(|b| !b)
[INFO] [stdout] 185 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         self.is_high().map(|b| !b)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         self.is_high().map(|b| !b)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `corstone300-hal` (lib) due to 23 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:30:56
[INFO] [stdout]    |
[INFO] [stdout] 30 |       fn is_set_high(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ________________________________________________________^
[INFO] [stdout] 31 | |         unsafe {
[INFO] [stdout] 32 | |             let mask = 1 << ID;
[INFO] [stdout] 33 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         unsafe {
[INFO] [stdout] 32 | |             let mask = 1 << ID;
[INFO] [stdout] 33 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 34 | |             Ok(fpgaio.led.read().bits() & mask == mask)
[INFO] [stdout] 35 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Ok(fpgaio.led.read().bits() & mask == mask)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |       fn is_set_low(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 39 | |         unsafe {
[INFO] [stdout] 40 | |             let mask = 1 << ID;
[INFO] [stdout] 41 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 44 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | /         unsafe {
[INFO] [stdout] 40 | |             let mask = 1 << ID;
[INFO] [stdout] 41 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 42 | |             Ok(fpgaio.led.read().bits() & mask == 0)
[INFO] [stdout] 43 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Ok(fpgaio.led.read().bits() & mask == 0)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:52:52
[INFO] [stdout]    |
[INFO] [stdout] 52 |       fn is_high(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 53 | |         unsafe {
[INFO] [stdout] 54 | |             let mask = 1 << ID;
[INFO] [stdout] 55 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | /         unsafe {
[INFO] [stdout] 54 | |             let mask = 1 << ID;
[INFO] [stdout] 55 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 56 | |             Ok(fpgaio.button.read().bits() & mask == mask)
[INFO] [stdout] 57 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |             Ok(fpgaio.button.read().bits() & mask == mask)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:60:51
[INFO] [stdout]    |
[INFO] [stdout] 60 |       fn is_low(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 61 | |         unsafe {
[INFO] [stdout] 62 | |             let mask = 1 << ID;
[INFO] [stdout] 63 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | /         unsafe {
[INFO] [stdout] 62 | |             let mask = 1 << ID;
[INFO] [stdout] 63 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 64 | |             Ok(fpgaio.button.read().bits() & mask == 0)
[INFO] [stdout] 65 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             Ok(fpgaio.button.read().bits() & mask == 0)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:72:52
[INFO] [stdout]    |
[INFO] [stdout] 72 |       fn is_high(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 73 | |         unsafe {
[INFO] [stdout] 74 | |             let mask = 1 << ID;
[INFO] [stdout] 75 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 | /         unsafe {
[INFO] [stdout] 74 | |             let mask = 1 << ID;
[INFO] [stdout] 75 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 76 | |             Ok(fpgaio.switches.read().bits() & mask == mask)
[INFO] [stdout] 77 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Ok(fpgaio.switches.read().bits() & mask == mask)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:80:51
[INFO] [stdout]    |
[INFO] [stdout] 80 |       fn is_low(&self) -> Result<bool, Self::Error> {
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 81 | |         unsafe {
[INFO] [stdout] 82 | |             let mask = 1 << ID;
[INFO] [stdout] 83 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | /         unsafe {
[INFO] [stdout] 82 | |             let mask = 1 << ID;
[INFO] [stdout] 83 | |             let fpgaio = &*pac::FPGAIO::ptr();
[INFO] [stdout] 84 | |             Ok(fpgaio.switches.read().bits() & mask == 0)
[INFO] [stdout] 85 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]   --> src/fpgaio.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Ok(fpgaio.switches.read().bits() & mask == 0)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:178:66
[INFO] [stdout]     |
[INFO] [stdout] 178 |       fn is_high(&self) -> Result<bool, core::convert::Infallible> {
[INFO] [stdout]     |  __________________________________________________________________^
[INFO] [stdout] 179 | |         let (block, mask) = self.block_and_mask();
[INFO] [stdout] 180 | |         Ok((unsafe { &*block }.data.read().bits() & mask) != 0)
[INFO] [stdout] 181 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         Ok((unsafe { &*block }.data.read().bits() & mask) != 0)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:183:65
[INFO] [stdout]     |
[INFO] [stdout] 183 |       fn is_low(&self) -> Result<bool, core::convert::Infallible> {
[INFO] [stdout]     |  _________________________________________________________________^
[INFO] [stdout] 184 | |         self.is_high().map(|b| !b)
[INFO] [stdout] 185 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         self.is_high().map(|b| !b)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/shield.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         self.is_high().map(|b| !b)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `corstone300-hal` (lib test) due to 23 previous errors
[INFO] running `Command { std: "docker" "inspect" "72bcf884acf604e61d442551f9bae35891bfaefaa5995875f37e0f69707b43dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72bcf884acf604e61d442551f9bae35891bfaefaa5995875f37e0f69707b43dc", kill_on_drop: false }`
[INFO] [stdout] 72bcf884acf604e61d442551f9bae35891bfaefaa5995875f37e0f69707b43dc