[INFO] crate ntcip 0.1.2 is already in cache
[INFO] checking ntcip-0.1.2 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate ntcip 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ntcip 0.1.2 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ntcip 0.1.2
[INFO] finished tweaking crates.io crate ntcip 0.1.2
[INFO] tweaked toml for crates.io crate ntcip 0.1.2 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e581cb223558caf3032bc6678a1fc0544e4a24c380a527bc44f0c0188c55e26a
[INFO] running `"docker" "start" "-a" "e581cb223558caf3032bc6678a1fc0544e4a24c380a527bc44f0c0188c55e26a"`
[INFO] [stderr]     Checking pix v0.6.1
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr] error[E0606]: casting `f32` as `u8` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pix-0.6.1/src/channel.rs:320:18
[INFO] [stderr]     |
[INFO] [stderr] 320 |         Ch8::new((value * 255.0).round() as u8)
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u16` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pix-0.6.1/src/channel.rs:330:19
[INFO] [stderr]     |
[INFO] [stderr] 330 |         Ch16::new((value * 65535.0).round() as u16)
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u16` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pix-0.6.1/src/gamma.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         (s.encode_srgb() * 65535.0).round() as u16
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u16` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pix-0.6.1/src/gamma.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |         (s.decode_srgb() * 65535.0).round() as u16
[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 `pix`.
[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" "e581cb223558caf3032bc6678a1fc0544e4a24c380a527bc44f0c0188c55e26a"`
[INFO] running `"docker" "rm" "-f" "e581cb223558caf3032bc6678a1fc0544e4a24c380a527bc44f0c0188c55e26a"`
[INFO] [stdout] e581cb223558caf3032bc6678a1fc0544e4a24c380a527bc44f0c0188c55e26a