[INFO] updating cached repository spwilson2/armos [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/spwilson2/armos [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/spwilson2/armos" "work/ex/beta-1.38-1/sources/1.37.0/gh/spwilson2/armos"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/spwilson2/armos'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/spwilson2/armos" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/spwilson2/armos"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/spwilson2/armos'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5468ba5dce115a7f572911f0b654e2d74186fd31 [INFO] sha for GitHub repo spwilson2/armos: 5468ba5dce115a7f572911f0b654e2d74186fd31 [INFO] validating manifest of spwilson2/armos on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of spwilson2/armos on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing spwilson2/armos [INFO] finished frobbing spwilson2/armos [INFO] frobbed toml for spwilson2/armos written to work/ex/beta-1.38-1/sources/1.37.0/gh/spwilson2/armos/Cargo.toml [INFO] started frobbing spwilson2/armos [INFO] finished frobbing spwilson2/armos [INFO] frobbed toml for spwilson2/armos written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/spwilson2/armos/Cargo.toml [INFO] crate spwilson2/armos already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing spwilson2/armos against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/spwilson2/armos:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 8023eafc9fb921116090e910a94059f4ab75f331334e4e14011bada67bd26ca1 [INFO] running `"docker" "start" "-a" "8023eafc9fb921116090e910a94059f4ab75f331334e4e14011bada67bd26ca1"` [INFO] [stderr] warning: unused manifest key: profile.debug [INFO] [stderr] warning: use `[profile.dev]` to configure debug builds [INFO] [stderr] Compiling rlibc v1.0.0 [INFO] [stderr] Compiling kernel v0.0.1 (/opt/crater/workdir) [INFO] [stderr] error[E0432]: unresolved import `self::arch` [INFO] [stderr] --> src/arch/mod.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | pub use self::arch::*; [INFO] [stderr] | ^^^^ could not find `arch` in `self` [INFO] [stderr] [INFO] [stderr] error: cannot find macro `println!` in this scope [INFO] [stderr] --> src/lib.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | println!("Hello world!\r\n"); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `uart` [INFO] [stderr] --> src/lib.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | uart::init(); [INFO] [stderr] | ^^^^ use of undeclared type or module `uart` [INFO] [stderr] [INFO] [stderr] error: cannot find macro `println!` in this scope [INFO] [stderr] --> src/lib.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | println!(" {}", fmt); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: cannot find macro `println!` in this scope [INFO] [stderr] --> src/lib.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | println!("\n\nKERNEL PANIC in {} at line {}:", file, line); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(rustc_private, start, lang_items, asm, naked_functions, unique, const_fn, core_intrinsics)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stderr] --> src/lib.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | #[lang = "panic_fmt"] [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: aborting due to 8 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0433, E0522, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: Could not compile `kernel`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "8023eafc9fb921116090e910a94059f4ab75f331334e4e14011bada67bd26ca1"` [INFO] running `"docker" "rm" "-f" "8023eafc9fb921116090e910a94059f4ab75f331334e4e14011bada67bd26ca1"` [INFO] [stdout] 8023eafc9fb921116090e910a94059f4ab75f331334e4e14011bada67bd26ca1