[INFO] cloning repository https://github.com/dominicgrande/rustos [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dominicgrande/rustos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdominicgrande%2Frustos"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdominicgrande%2Frustos'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6d00992acfe21385294cdb1345488f124d4fcb59 [INFO] checking dominicgrande/rustos against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdominicgrande%2Frustos" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dominicgrande/rustos on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/dominicgrande/rustos [INFO] finished tweaking git repo https://github.com/dominicgrande/rustos [INFO] tweaked toml for git repo https://github.com/dominicgrande/rustos written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/dominicgrande/rustos already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0598c4707f01f798552793778a184d65a22c6e811d6e0f4f2a98c3403e927c8d [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" "0598c4707f01f798552793778a184d65a22c6e811d6e0f4f2a98c3403e927c8d"` [INFO] [stderr] Checking blog_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: `derive` may only be applied to structs, enums and unions [INFO] [stderr] --> src/vga_buffer.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[derive(Debug, Clone, Copy)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stderr] --> src/lib.rs:35:1 [INFO] [stderr] | [INFO] [stderr] 35 | #[lang = "panic_fmt"] #[no_mangle] pub extern fn panic_fmt() -> ! {loop{}} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stderr] [INFO] [stderr] error: `#[panic_handler]` function required, but not found [INFO] [stderr] [INFO] [stderr] error[E0517]: attribute should be applied to enum [INFO] [stderr] --> src/vga_buffer.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | #[repr(u8)] [INFO] [stderr] | ^^ [INFO] [stderr] 4 | [INFO] [stderr] 5 | use volatile::Volatile; [INFO] [stderr] | ----------------------- not an enum [INFO] [stderr] [INFO] [stderr] error: `derive` may only be applied to structs, enums and unions [INFO] [stderr] --> src/vga_buffer.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[derive(Debug, Clone, Copy)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/vga_buffer.rs:71:49 [INFO] [stderr] | [INFO] [stderr] 71 | self.buffer().chars[row][col] = ScreenChar { [INFO] [stderr] | _________________________________________________^ [INFO] [stderr] 72 | | ascii_character: byte, [INFO] [stderr] 73 | | color_code: color_code, [INFO] [stderr] 74 | | }; [INFO] [stderr] | |_________________^ expected struct `volatile::Volatile`, found struct `vga_buffer::ScreenChar` [INFO] [stderr] | [INFO] [stderr] = note: expected type `volatile::Volatile` [INFO] [stderr] found type `vga_buffer::ScreenChar` [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0517, E0522. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `blog_os`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0152]: duplicate lang item found: `eh_personality`. [INFO] [stderr] --> src/lib.rs:34:28 [INFO] [stderr] | [INFO] [stderr] 34 | #[lang = "eh_personality"] extern fn eh_personality() {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: first defined in crate `panic_unwind` (which `std` depends on). [INFO] [stderr] [INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stderr] --> src/lib.rs:35:1 [INFO] [stderr] | [INFO] [stderr] 35 | #[lang = "panic_fmt"] #[no_mangle] pub extern fn panic_fmt() -> ! {loop{}} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stderr] [INFO] [stderr] error[E0517]: attribute should be applied to enum [INFO] [stderr] --> src/vga_buffer.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | #[repr(u8)] [INFO] [stderr] | ^^ [INFO] [stderr] 4 | [INFO] [stderr] 5 | use volatile::Volatile; [INFO] [stderr] | ----------------------- not an enum [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/vga_buffer.rs:71:49 [INFO] [stderr] | [INFO] [stderr] 71 | self.buffer().chars[row][col] = ScreenChar { [INFO] [stderr] | _________________________________________________^ [INFO] [stderr] 72 | | ascii_character: byte, [INFO] [stderr] 73 | | color_code: color_code, [INFO] [stderr] 74 | | }; [INFO] [stderr] | |_________________^ expected struct `volatile::Volatile`, found struct `vga_buffer::ScreenChar` [INFO] [stderr] | [INFO] [stderr] = note: expected type `volatile::Volatile` [INFO] [stderr] found type `vga_buffer::ScreenChar` [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0152, E0308, E0517, E0522. [INFO] [stderr] For more information about an error, try `rustc --explain E0152`. [INFO] [stderr] error: could not compile `blog_os`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "0598c4707f01f798552793778a184d65a22c6e811d6e0f4f2a98c3403e927c8d"` [INFO] running `"docker" "rm" "-f" "0598c4707f01f798552793778a184d65a22c6e811d6e0f4f2a98c3403e927c8d"` [INFO] [stdout] 0598c4707f01f798552793778a184d65a22c6e811d6e0f4f2a98c3403e927c8d