[INFO] cloning repository https://github.com/xldenis/ferros [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xldenis/ferros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxldenis%2Fferros", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxldenis%2Fferros'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ef90b231b5d71ee5c89ae3d507161026297af1ee [INFO] testing xldenis/ferros against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxldenis%2Fferros" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xldenis/ferros on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xldenis/ferros [INFO] finished tweaking git repo https://github.com/xldenis/ferros [INFO] tweaked toml for git repo https://github.com/xldenis/ferros written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/xldenis/ferros already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5abfed27863b746c6920fb3ef731582d5856c0cc3b327efcbc82a90613b16336 [INFO] running `Command { std: "docker" "start" "-a" "5abfed27863b746c6920fb3ef731582d5856c0cc3b327efcbc82a90613b16336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5abfed27863b746c6920fb3ef731582d5856c0cc3b327efcbc82a90613b16336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5abfed27863b746c6920fb3ef731582d5856c0cc3b327efcbc82a90613b16336", kill_on_drop: false }` [INFO] [stdout] 5abfed27863b746c6920fb3ef731582d5856c0cc3b327efcbc82a90613b16336 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b3435e6fafa0f2c17aec46bffdf1cdd0f27d1a66c26b83a23a01df31736ef4f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8b3435e6fafa0f2c17aec46bffdf1cdd0f27d1a66c26b83a23a01df31736ef4f", kill_on_drop: false }` [INFO] [stderr] Compiling rlibc v0.1.5 [INFO] [stderr] Compiling ferros v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stdout] --> src/lib.rs:43:1 [INFO] [stdout] | [INFO] [stdout] 43 | #[lang = "panic_fmt"] extern fn panic_fmt() -> ! {loop{}} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[panic_handler]` function required, but not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use core::ptr::Unique; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/lib.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | buffer: unsafe {Unique::new(0xb8000 as *mut _)}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/writer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::ptr::Unique; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/writer.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | pub buffer: Unique, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals' [INFO] [stdout] --> src/lib.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | buffer: unsafe {Unique::new(0xb8000 as *mut _)}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(ptr_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | buffer: unsafe {Unique::new(0xb8000 as *mut _)}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `core::ptr::Unique`, found enum `core::option::Option` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `core::ptr::Unique` [INFO] [stdout] found enum `core::option::Option>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `get_mut` found for struct `core::ptr::Unique` in the current scope [INFO] [stdout] --> src/writer.rs:77:29 [INFO] [stdout] | [INFO] [stdout] 77 | unsafe {self.buffer.get_mut()} [INFO] [stdout] | ^^^^^^^ method not found in `core::ptr::Unique` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0522, E0599, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ferros`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "8b3435e6fafa0f2c17aec46bffdf1cdd0f27d1a66c26b83a23a01df31736ef4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b3435e6fafa0f2c17aec46bffdf1cdd0f27d1a66c26b83a23a01df31736ef4f", kill_on_drop: false }` [INFO] [stdout] 8b3435e6fafa0f2c17aec46bffdf1cdd0f27d1a66c26b83a23a01df31736ef4f