[INFO] fetching crate stm32l432xx-hal 0.2.7...
[INFO] documenting stm32l432xx-hal-0.2.7 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate stm32l432xx-hal 0.2.7 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate stm32l432xx-hal 0.2.7 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate stm32l432xx-hal 0.2.7
[INFO] finished tweaking crates.io crate stm32l432xx-hal 0.2.7
[INFO] tweaked toml for crates.io crate stm32l432xx-hal 0.2.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stm32l4 v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba95d5874561763d823a1839feefbdd6657cc979c884f4db5f3a6b7a56b8bcff
[INFO] running `Command { std: "docker" "start" "-a" "ba95d5874561763d823a1839feefbdd6657cc979c884f4db5f3a6b7a56b8bcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba95d5874561763d823a1839feefbdd6657cc979c884f4db5f3a6b7a56b8bcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba95d5874561763d823a1839feefbdd6657cc979c884f4db5f3a6b7a56b8bcff", kill_on_drop: false }`
[INFO] [stdout] ba95d5874561763d823a1839feefbdd6657cc979c884f4db5f3a6b7a56b8bcff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eddf451eb84a98f8db744abf03524730679a266fe72b70e4813f79743bbe9c6b
[INFO] running `Command { std: "docker" "start" "-a" "eddf451eb84a98f8db744abf03524730679a266fe72b70e4813f79743bbe9c6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking typenum v1.16.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling stm32l4 v0.3.2
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]  Documenting stm32l432xx-hal v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:291:18
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 3...5 => 0b1001,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:292:18
[INFO] [stdout]     |
[INFO] [stdout] 292 |                 6...11 => 0b1010,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:293:19
[INFO] [stdout]     |
[INFO] [stdout] 293 |                 12...39 => 0b1011,
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:294:19
[INFO] [stdout]     |
[INFO] [stdout] 294 |                 40...95 => 0b1100,
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:295:19
[INFO] [stdout]     |
[INFO] [stdout] 295 |                 96...191 => 0b1101,
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:296:20
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 192...383 => 0b1110,
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:310:18
[INFO] [stdout]     |
[INFO] [stdout] 310 |                 3...5 => 0b101,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:311:18
[INFO] [stdout]     |
[INFO] [stdout] 311 |                 6...11 => 0b110,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:326:18
[INFO] [stdout]     |
[INFO] [stdout] 326 |                 3...5 => 0b101,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/rcc.rs:327:18
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 6...11 => 0b110,
[INFO] [stdout]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spi.rs:80:26
[INFO] [stdout]     |
[INFO] [stdout] 80  |                           1...2 => 0b000,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 181 | / hal! {
[INFO] [stdout] 182 | |     SPI1: (spi1, APB2, spi1en, spi1rst, pclk2),
[INFO] [stdout] 183 | |     // SPI2: (spi2, APB1R1, spi2en, spi2rst, pclk1), // NOT Avail on 32k(b|c)
[INFO] [stdout] 184 | |     SPI3: (spi3, APB1R1, spi3en, spi3rst, pclk1),
[INFO] [stdout] 185 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spi.rs:81:26
[INFO] [stdout]     |
[INFO] [stdout] 81  |                           3...5 => 0b001,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 181 | / hal! {
[INFO] [stdout] 182 | |     SPI1: (spi1, APB2, spi1en, spi1rst, pclk2),
[INFO] [stdout] 183 | |     // SPI2: (spi2, APB1R1, spi2en, spi2rst, pclk1), // NOT Avail on 32k(b|c)
[INFO] [stdout] 184 | |     SPI3: (spi3, APB1R1, spi3en, spi3rst, pclk1),
[INFO] [stdout] 185 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spi.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |                           6...11 => 0b010,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 181 | / hal! {
[INFO] [stdout] 182 | |     SPI1: (spi1, APB2, spi1en, spi1rst, pclk2),
[INFO] [stdout] 183 | |     // SPI2: (spi2, APB1R1, spi2en, spi2rst, pclk1), // NOT Avail on 32k(b|c)
[INFO] [stdout] 184 | |     SPI3: (spi3, APB1R1, spi3en, spi3rst, pclk1),
[INFO] [stdout] 185 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spi.rs:83:27
[INFO] [stdout]     |
[INFO] [stdout] 83  |                           12...23 => 0b011,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 181 | / hal! {
[INFO] [stdout] 182 | |     SPI1: (spi1, APB2, spi1en, spi1rst, pclk2),
[INFO] [stdout] 183 | |     // SPI2: (spi2, APB1R1, spi2en, spi2rst, pclk1), // NOT Avail on 32k(b|c)
[INFO] [stdout] 184 | |     SPI3: (spi3, APB1R1, spi3en, spi3rst, pclk1),
[INFO] [stdout] 185 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spi.rs:84:27
[INFO] [stdout]     |
[INFO] [stdout] 84  |                           24...39 => 0b100,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 181 | / hal! {
[INFO] [stdout] 182 | |     SPI1: (spi1, APB2, spi1en, spi1rst, pclk2),
[INFO] [stdout] 183 | |     // SPI2: (spi2, APB1R1, spi2en, spi2rst, pclk1), // NOT Avail on 32k(b|c)
[INFO] [stdout] 184 | |     SPI3: (spi3, APB1R1, spi3en, spi3rst, pclk1),
[INFO] [stdout] 185 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spi.rs:85:27
[INFO] [stdout]     |
[INFO] [stdout] 85  |                           40...95 => 0b101,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 181 | / hal! {
[INFO] [stdout] 182 | |     SPI1: (spi1, APB2, spi1en, spi1rst, pclk2),
[INFO] [stdout] 183 | |     // SPI2: (spi2, APB1R1, spi2en, spi2rst, pclk1), // NOT Avail on 32k(b|c)
[INFO] [stdout] 184 | |     SPI3: (spi3, APB1R1, spi3en, spi3rst, pclk1),
[INFO] [stdout] 185 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/spi.rs:86:27
[INFO] [stdout]     |
[INFO] [stdout] 86  |                           96...191 => 0b110,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 181 | / hal! {
[INFO] [stdout] 182 | |     SPI1: (spi1, APB2, spi1en, spi1rst, pclk2),
[INFO] [stdout] 183 | |     // SPI2: (spi2, APB1R1, spi2en, spi2rst, pclk1), // NOT Avail on 32k(b|c)
[INFO] [stdout] 184 | |     SPI3: (spi3, APB1R1, spi3en, spi3rst, pclk1),
[INFO] [stdout] 185 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `hal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/rtc.rs:219:5
[INFO] [stdout]     |
[INFO] [stdout] 219 |     (tmp + (value & 0x0F))
[INFO] [stdout]     |     ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 219 -     (tmp + (value & 0x0F))
[INFO] [stdout] 219 +     tmp + (value & 0x0F)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(unsize)]
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/tsc.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...2 (https://www.st.com/content/ccc/resource/technical/document/application_note/9d/be/03/8c/5d/8c/49/50/DM00088471.pdf/files/DM00088471.pdf/jcr:content/translations/en.DM00088471.pdf...
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.st.com/content/ccc/resource/technical/document/application_note/9d/be/03/8c/5d/8c/49/50/DM00088471.pdf/files/DM00088471.pdf/jcr:content/translations/en.DM00088471.pdf>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `stm32l432xx-hal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name stm32l432xx_hal src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=232a5ae2c8a78fa8 -L dependency=/opt/rustwide/target/debug/deps --extern cast=/opt/rustwide/target/debug/deps/libcast-7c0a69b21062a11b.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-21ed63bf057545fb.rmeta --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-4a20e694b80aadeb.rmeta --extern nb=/opt/rustwide/target/debug/deps/libnb-d67d994aae274268.rmeta --extern stm32l4=/opt/rustwide/target/debug/deps/libstm32l4-799dd418a027b4fd.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-f688091d6a524c67.rmeta --cap-lints=warn --crate-version 0.2.7` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "eddf451eb84a98f8db744abf03524730679a266fe72b70e4813f79743bbe9c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddf451eb84a98f8db744abf03524730679a266fe72b70e4813f79743bbe9c6b", kill_on_drop: false }`
[INFO] [stdout] eddf451eb84a98f8db744abf03524730679a266fe72b70e4813f79743bbe9c6b
