[INFO] crate stepper-driver 0.1.0 is already in cache
[INFO] checking stepper-driver-0.1.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate stepper-driver 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate stepper-driver 0.1.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate stepper-driver 0.1.0
[INFO] finished tweaking crates.io crate stepper-driver 0.1.0
[INFO] tweaked toml for crates.io crate stepper-driver 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af5fa6025d17dce6c3ca4a1df2cd5224ebc9395b7c44971806fbb21d88838037
[INFO] running `"docker" "start" "-a" "af5fa6025d17dce6c3ca4a1df2cd5224ebc9395b7c44971806fbb21d88838037"`
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking embedded-hal v0.1.3
[INFO] [stderr]     Checking stepper-driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> src/lib.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |             (60000000f32 / self.number_of_steps as f32 / rpm / self.step_division as f32) as u32;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid
[INFO] [stderr]    --> src/lib.rs:165:29
[INFO] [stderr]     |
[INFO] [stderr] 165 |             step_interval = (self.step_interval as f64 / r2) as u32;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> src/lib.rs:198:28
[INFO] [stderr]     |
[INFO] [stderr] 198 |               step_interval: (60000000f32 / number_of_steps as f32
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 199 | |                 / rpm / step_division as f32) as u32,
[INFO] [stderr]     | |____________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `stepper-driver`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> src/lib.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |             (60000000f32 / self.number_of_steps as f32 / rpm / self.step_division as f32) as u32;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid
[INFO] [stderr]    --> src/lib.rs:165:29
[INFO] [stderr]     |
[INFO] [stderr] 165 |             step_interval = (self.step_interval as f64 / r2) as u32;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> src/lib.rs:198:28
[INFO] [stderr]     |
[INFO] [stderr] 198 |               step_interval: (60000000f32 / number_of_steps as f32
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 199 | |                 / rpm / step_division as f32) as u32,
[INFO] [stderr]     | |____________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `stepper-driver`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "af5fa6025d17dce6c3ca4a1df2cd5224ebc9395b7c44971806fbb21d88838037"`
[INFO] running `"docker" "rm" "-f" "af5fa6025d17dce6c3ca4a1df2cd5224ebc9395b7c44971806fbb21d88838037"`
[INFO] [stdout] af5fa6025d17dce6c3ca4a1df2cd5224ebc9395b7c44971806fbb21d88838037