[INFO] updating cached repository MercuryProject/mercury [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/MercuryProject/mercury [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/MercuryProject/mercury" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/MercuryProject/mercury"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/MercuryProject/mercury'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/MercuryProject/mercury" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/MercuryProject/mercury"` [INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/MercuryProject/mercury'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c888682b76c2b9c16c00b5c9f43d411f8f47a3ad [INFO] sha for GitHub repo MercuryProject/mercury: c888682b76c2b9c16c00b5c9f43d411f8f47a3ad [INFO] validating manifest of MercuryProject/mercury on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of MercuryProject/mercury on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing MercuryProject/mercury [INFO] finished frobbing MercuryProject/mercury [INFO] frobbed toml for MercuryProject/mercury written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/MercuryProject/mercury/Cargo.toml [INFO] started frobbing MercuryProject/mercury [INFO] finished frobbing MercuryProject/mercury [INFO] frobbed toml for MercuryProject/mercury written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/MercuryProject/mercury/Cargo.toml [INFO] crate MercuryProject/mercury already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/MercuryProject/mercury/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking MercuryProject/mercury against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-4/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/MercuryProject/mercury:/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=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" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7f7a91822656fb706e73b0f6c2d20425d23c418394941f5b204c78000fc02a65 [INFO] running `"docker" "start" "-a" "7f7a91822656fb706e73b0f6c2d20425d23c418394941f5b204c78000fc02a65"` [INFO] [stderr] Checking spin v0.3.5 [INFO] [stderr] Checking mercury-kernel v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `core::fmt` [INFO] [stderr] --> src/vga_buffer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use core::fmt; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] error[E0152]: duplicate lang item found: `eh_personality`. [INFO] [stderr] --> src/lib.rs:33:28 [INFO] [stderr] | [INFO] [stderr] 33 | #[lang = "eh_personality"] extern fn eh_personality() {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: first defined in crate `panic_unwind`. [INFO] [stderr] [INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stderr] --> src/lib.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | #[lang = "panic_fmt"] extern fn panic_fmt() -> ! {loop{}} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/vga_buffer.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core::ptr::Unique; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/vga_buffer.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | buffer: unsafe { Unique::new(0xb8000 as *mut _) }, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/vga_buffer.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | buffer: Unique, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stderr] --> src/vga_buffer.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | buffer: unsafe { Unique::new(0xb8000 as *mut _) }, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::fmt` [INFO] [stderr] --> src/vga_buffer.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use core::fmt; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stderr] --> src/lib.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | #[lang = "panic_fmt"] 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[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/vga_buffer.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core::ptr::Unique; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/vga_buffer.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | buffer: unsafe { Unique::new(0xb8000 as *mut _) }, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/vga_buffer.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | buffer: Unique, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stderr] --> src/vga_buffer.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | buffer: unsafe { Unique::new(0xb8000 as *mut _) }, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(ptr_internals)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/vga_buffer.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | buffer: unsafe { Unique::new(0xb8000 as *mut _) }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option` [INFO] [stderr] | [INFO] [stderr] = note: expected type `core::ptr::Unique` [INFO] [stderr] found type `core::option::Option>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0152, E0308, E0522, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0152`. [INFO] [stderr] error: Could not compile `mercury-kernel`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/vga_buffer.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | buffer: unsafe { Unique::new(0xb8000 as *mut _) }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option` [INFO] [stderr] | [INFO] [stderr] = note: expected type `core::ptr::Unique` [INFO] [stderr] found type `core::option::Option>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0308, E0522, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `mercury-kernel`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "7f7a91822656fb706e73b0f6c2d20425d23c418394941f5b204c78000fc02a65"` [INFO] running `"docker" "rm" "-f" "7f7a91822656fb706e73b0f6c2d20425d23c418394941f5b204c78000fc02a65"` [INFO] [stdout] 7f7a91822656fb706e73b0f6c2d20425d23c418394941f5b204c78000fc02a65