[INFO] updating cached repository https://github.com/WisterToub/chip8dynarec
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1331a7d50d0dd65b0e211c1ed8067b839da2223e
[INFO] testing WisterToub/chip8dynarec against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FWisterToub%2Fchip8dynarec" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WisterToub/chip8dynarec on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/WisterToub/chip8dynarec
[INFO] finished tweaking git repo https://github.com/WisterToub/chip8dynarec
[INFO] tweaked toml for git repo https://github.com/WisterToub/chip8dynarec written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 007102c9c327102d4e3ee0e28880cf0eb60d8e49e54b6d7ce8b2445200f83638
[INFO] running `"docker" "start" "-a" "007102c9c327102d4e3ee0e28880cf0eb60d8e49e54b6d7ce8b2445200f83638"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling memmap v0.5.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stderr]    Compiling chip8dynarec v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stderr]   --> src/chip8/codecache.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let f: fn() = unsafe { mem::transmute(self.x86_block_addresses[address as usize]) };
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: source type: `u32` (32 bits)
[INFO] [stderr]    = note: target type: `fn()` (64 bits)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0512`.
[INFO] [stderr] error: Could not compile `chip8dynarec`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "007102c9c327102d4e3ee0e28880cf0eb60d8e49e54b6d7ce8b2445200f83638"`
[INFO] running `"docker" "rm" "-f" "007102c9c327102d4e3ee0e28880cf0eb60d8e49e54b6d7ce8b2445200f83638"`
[INFO] [stdout] 007102c9c327102d4e3ee0e28880cf0eb60d8e49e54b6d7ce8b2445200f83638