[INFO] fetching crate ambiq-hal 0.1.0...
[INFO] checking ambiq-hal-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate ambiq-hal 0.1.0 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate ambiq-hal 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-80/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ambiq-hal 0.1.0
[INFO] finished tweaking crates.io crate ambiq-hal 0.1.0
[INFO] tweaked toml for crates.io crate ambiq-hal 0.1.0 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate crates.io crate ambiq-hal 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49d73f555c59aea30d24e25d0c01336ca117d8d2d45d57c697617606e1d58041
[INFO] running `Command { std: "docker" "start" "-a" "49d73f555c59aea30d24e25d0c01336ca117d8d2d45d57c697617606e1d58041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d73f555c59aea30d24e25d0c01336ca117d8d2d45d57c697617606e1d58041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d73f555c59aea30d24e25d0c01336ca117d8d2d45d57c697617606e1d58041", kill_on_drop: false }`
[INFO] [stdout] 49d73f555c59aea30d24e25d0c01336ca117d8d2d45d57c697617606e1d58041
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2403319ec7f984d3a433fee5dabada0c130618cf233fe9e30212763bcffac9e0
[INFO] running `Command { std: "docker" "start" "-a" "2403319ec7f984d3a433fee5dabada0c130618cf233fe9e30212763bcffac9e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling defmt-macros v0.3.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling defmt v0.3.0
[INFO] [stderr]    Compiling defmt-parser v0.3.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling ambiq-apollo3-pac2 v0.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.12.1
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stderr]     Checking ambiq-hal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/rtc.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clk_cfg`
[INFO] [stdout]  --> src/clock.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn clk_cfg<F, R>(f: F) -> R
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dec_to_bcd`
[INFO] [stdout]   --> src/rtc.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn dec_to_bcd(dec: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/rtc.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clk_cfg`
[INFO] [stdout]  --> src/clock.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn clk_cfg<F, R>(f: F) -> R
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dec_to_bcd`
[INFO] [stdout]   --> src/rtc.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn dec_to_bcd(dec: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]  --> examples/pin.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use panic_halt as _; // you can put a breakpoint on `rust_begin_unwind` to catch panics
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cortex_m_rt`
[INFO] [stdout]  --> examples/pin.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use cortex_m_rt::entry;
[INFO] [stdout]   |     ^^^^^^^^^^^ use of undeclared crate or module `cortex_m_rt`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use cortex_m::entry;
[INFO] [stdout]   |     ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `entry`
[INFO] [stdout]   --> examples/pin.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[entry]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ambiq-hal` due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "2403319ec7f984d3a433fee5dabada0c130618cf233fe9e30212763bcffac9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2403319ec7f984d3a433fee5dabada0c130618cf233fe9e30212763bcffac9e0", kill_on_drop: false }`
[INFO] [stdout] 2403319ec7f984d3a433fee5dabada0c130618cf233fe9e30212763bcffac9e0