[INFO] fetching crate stm32f1-hal 0.14.1...
[INFO] checking stm32f1-hal-0.14.1 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate stm32f1-hal 0.14.1 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate stm32f1-hal 0.14.1
[INFO] finished tweaking crates.io crate stm32f1-hal 0.14.1
[INFO] tweaked toml for crates.io crate stm32f1-hal 0.14.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stm32f1-hal 0.14.1 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stm32f1-hal 0.14.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03603c1b021db801f33bc824edce3408aebca977a06d7b518fa37884e0b46078
[INFO] running `Command { std: "docker" "start" "-a" "03603c1b021db801f33bc824edce3408aebca977a06d7b518fa37884e0b46078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03603c1b021db801f33bc824edce3408aebca977a06d7b518fa37884e0b46078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03603c1b021db801f33bc824edce3408aebca977a06d7b518fa37884e0b46078", kill_on_drop: false }`
[INFO] [stdout] 03603c1b021db801f33bc824edce3408aebca977a06d7b518fa37884e0b46078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1457e11768aeca73a049cba071456d1210cf9841f6565c55b5282a584795f95
[INFO] running `Command { std: "docker" "start" "-a" "d1457e11768aeca73a049cba071456d1210cf9841f6565c55b5282a584795f95", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling mutex v1.0.2
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking mutex-traits v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking embedded-io v0.7.1
[INFO] [stderr]     Checking rtrb v0.3.2
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking fugit v0.3.9
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking timeout-trait v0.8.1
[INFO] [stderr]     Checking fugit-timer v0.1.3
[INFO] [stderr]     Checking os-trait v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling defmt-or-log-macros v0.1.2
[INFO] [stderr]     Checking defmt-or-log v0.2.3
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling sync-code v0.1.4
[INFO] [stderr]    Compiling stm32f1-hal v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `CounterHz` is never constructed
[INFO] [stdout]  --> src/common/timer/counter.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct CounterHz<TIM> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `CounterHz` is never constructed
[INFO] [stdout]  --> src/common/timer/counter.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct CounterHz<TIM> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32f1-hal` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `stm32f1-hal` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d1457e11768aeca73a049cba071456d1210cf9841f6565c55b5282a584795f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1457e11768aeca73a049cba071456d1210cf9841f6565c55b5282a584795f95", kill_on_drop: false }`
[INFO] [stdout] d1457e11768aeca73a049cba071456d1210cf9841f6565c55b5282a584795f95
