[INFO] fetching crate libremarkable 0.3.2...
[INFO] checking libremarkable-0.3.2 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate libremarkable 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate libremarkable 0.3.2 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libremarkable 0.3.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libremarkable 0.3.2
[INFO] tweaked toml for crates.io crate libremarkable 0.3.2 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] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded epoll v3.1.1
[INFO] [stderr]   Downloaded aabb-quadtree v0.1.0
[INFO] [stderr]   Downloaded ioctl-gen v0.1.1
[INFO] [stderr]   Downloaded redhook v0.1.2
[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] 291d0da644e70aa21c5064096b6b9c963388d3df56c02dca0b04e8e6745213c7
[INFO] running `"docker" "start" "-a" "291d0da644e70aa21c5064096b6b9c963388d3df56c02dca0b04e8e6745213c7"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking atomic v0.4.5
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/color_quant-1.0.1/src/lib.rs:340:41
[INFO] [stderr]     |
[INFO] [stderr] 340 |             self.colormap[i].b = clamp!(self.network[i].b.round() as i32);
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/color_quant-1.0.1/src/lib.rs:341:41
[INFO] [stderr]     |
[INFO] [stderr] 341 |             self.colormap[i].g = clamp!(self.network[i].g.round() as i32);
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/color_quant-1.0.1/src/lib.rs:342:41
[INFO] [stderr]     |
[INFO] [stderr] 342 |             self.colormap[i].r = clamp!(self.network[i].r.round() as i32);
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/color_quant-1.0.1/src/lib.rs:343:41
[INFO] [stderr]     |
[INFO] [stderr] 343 |             self.colormap[i].a = clamp!(self.network[i].a.round() as i32);
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `color_quant`.
[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: build failed
[INFO] running `"docker" "inspect" "291d0da644e70aa21c5064096b6b9c963388d3df56c02dca0b04e8e6745213c7"`
[INFO] running `"docker" "rm" "-f" "291d0da644e70aa21c5064096b6b9c963388d3df56c02dca0b04e8e6745213c7"`
[INFO] [stdout] 291d0da644e70aa21c5064096b6b9c963388d3df56c02dca0b04e8e6745213c7