[INFO] fetching crate dwarf-term 0.2.0...
[INFO] checking dwarf-term-0.2.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate dwarf-term 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dwarf-term 0.2.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dwarf-term 0.2.0
[INFO] finished tweaking crates.io crate dwarf-term 0.2.0
[INFO] tweaked toml for crates.io crate dwarf-term 0.2.0 written to /workspace/builds/worker-0/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded retro-pixel v0.3.2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] d653d848de81b0df48b434496711272b357df4c7786b2264570f958867d33765
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d653d848de81b0df48b434496711272b357df4c7786b2264570f958867d33765"`
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking retro-pixel v0.3.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:51:11
[INFO] [stderr]    |
[INFO] [stderr] 51 |   let r = (sqrt(linear[0]) * 255.0 + 0.5) as u32;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:52:11
[INFO] [stderr]    |
[INFO] [stderr] 52 |   let g = (sqrt(linear[1]) * 255.0 + 0.5) as u32;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:53:11
[INFO] [stderr]    |
[INFO] [stderr] 53 |   let b = (sqrt(linear[2]) * 255.0 + 0.5) as u32;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:54:11
[INFO] [stderr]    |
[INFO] [stderr] 54 |   let a = (linear[3] * 255.0 + 0.5) as u32;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:188:26
[INFO] [stderr]     |
[INFO] [stderr] 188 |             let out32 = (((out_a[lane] * 255.0 + 0.5) as u32) << 24) | (((sqrt(out_b[lane]) * 255.0 + 0.5) as u32) << 16)
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:188:73
[INFO] [stderr]     |
[INFO] [stderr] 188 |             let out32 = (((out_a[lane] * 255.0 + 0.5) as u32) << 24) | (((sqrt(out_b[lane]) * 255.0 + 0.5) as u32) << 16)
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:189:18
[INFO] [stderr]     |
[INFO] [stderr] 189 |               | (((sqrt(out_g[lane]) * 255.0 + 0.5) as u32) << 8) | ((sqrt(out_r[lane]) * 255.0 + 0.5) as u32);
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/retro-pixel-0.3.2/src/u32_ext.rs:189:69
[INFO] [stderr]     |
[INFO] [stderr] 189 |               | (((sqrt(out_g[lane]) * 255.0 + 0.5) as u32) << 8) | ((sqrt(out_r[lane]) * 255.0 + 0.5) as u32);
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `retro-pixel`.
[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" "d653d848de81b0df48b434496711272b357df4c7786b2264570f958867d33765"`
[INFO] running `"docker" "rm" "-f" "d653d848de81b0df48b434496711272b357df4c7786b2264570f958867d33765"`
[INFO] [stdout] d653d848de81b0df48b434496711272b357df4c7786b2264570f958867d33765