[INFO] fetching crate nhdesigngen 1.1.3...
[INFO] checking nhdesigngen-1.1.3 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate nhdesigngen 1.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nhdesigngen 1.1.3 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nhdesigngen 1.1.3
[INFO] finished tweaking crates.io crate nhdesigngen 1.1.3
[INFO] tweaked toml for crates.io crate nhdesigngen 1.1.3 written to /workspace/builds/worker-2/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]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 45d325526a634aac6c0169acd07251368d2babb9e83b537043b9abd4cc0e6270
[INFO] running `"docker" "start" "-a" "45d325526a634aac6c0169acd07251368d2babb9e83b537043b9abd4cc0e6270"`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.61
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.61
[INFO] [stderr]     Checking exoquant v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr] error[E0606]: casting `f64` as `u8` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exoquant-0.2.0/src/colorspace.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Color::new((c.r * 255.0).max(0.0).min(255.0) as u8,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u8` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exoquant-0.2.0/src/colorspace.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 |                    (c.g * 255.0).max(0.0).min(255.0) as u8,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u8` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exoquant-0.2.0/src/colorspace.rs:32:20
[INFO] [stderr]    |
[INFO] [stderr] 32 |                    (c.b * 255.0).max(0.0).min(255.0) as u8,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u8` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exoquant-0.2.0/src/colorspace.rs:33:20
[INFO] [stderr]    |
[INFO] [stderr] 33 |                    (c.a * 255.0).max(0.0).min(255.0) as u8)
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/exoquant-0.2.0/src/basicapi.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         (num_colors as f64).sqrt().round() as usize
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `exoquant`.
[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" "45d325526a634aac6c0169acd07251368d2babb9e83b537043b9abd4cc0e6270"`
[INFO] running `"docker" "rm" "-f" "45d325526a634aac6c0169acd07251368d2babb9e83b537043b9abd4cc0e6270"`
[INFO] [stdout] 45d325526a634aac6c0169acd07251368d2babb9e83b537043b9abd4cc0e6270