[INFO] cloning repository vishen/x64-kernel
[INFO] running `"git" "clone" "--bare" "git://github.com/vishen/x64-kernel.git" "work/cache/sources/gh/vishen/x64-kernel"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/vishen/x64-kernel'...
[INFO] running `"git" "clone" "work/cache/sources/gh/vishen/x64-kernel" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/vishen/x64-kernel"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/vishen/x64-kernel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vishen/x64-kernel" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/vishen/x64-kernel"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/vishen/x64-kernel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3bc75df3c3ded70405c29168268f47cf8745155
[INFO] sha for GitHub repo vishen/x64-kernel: c3bc75df3c3ded70405c29168268f47cf8745155
[INFO] validating manifest of vishen/x64-kernel on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vishen/x64-kernel on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vishen/x64-kernel
[INFO] finished frobbing vishen/x64-kernel
[INFO] frobbed toml for vishen/x64-kernel written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/vishen/x64-kernel/Cargo.toml
[INFO] started frobbing vishen/x64-kernel
[INFO] finished frobbing vishen/x64-kernel
[INFO] frobbed toml for vishen/x64-kernel written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/vishen/x64-kernel/Cargo.toml
[INFO] crate vishen/x64-kernel already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.4.5
[INFO] [stderr]   Downloaded volatile v0.1.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vishen/x64-kernel against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-5/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/vishen/x64-kernel:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7c914d3140741fbb911060a6af998e4a663abbff4ac4ec964ea286dcc2f6bbb1
[INFO] running `"docker" "start" "-a" "7c914d3140741fbb911060a6af998e4a663abbff4ac4ec964ea286dcc2f6bbb1"`
[INFO] [stderr]     Checking spin v0.4.5
[INFO] [stderr]     Checking volatile v0.1.0
[INFO] [stderr]     Checking jp_os v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0583]: file not found for module `vga_buffer`
[INFO] [stderr]   --> src/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | mod vga_buffer;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: name the file either vga_buffer.rs or vga_buffer/mod.rs inside the directory "src"
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0583`.
[INFO] [stderr] error: Could not compile `jp_os`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7c914d3140741fbb911060a6af998e4a663abbff4ac4ec964ea286dcc2f6bbb1"`
[INFO] running `"docker" "rm" "-f" "7c914d3140741fbb911060a6af998e4a663abbff4ac4ec964ea286dcc2f6bbb1"`
[INFO] [stdout] 7c914d3140741fbb911060a6af998e4a663abbff4ac4ec964ea286dcc2f6bbb1