[INFO] cloning repository https://github.com/Verneri/keybos [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Verneri/keybos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVerneri%2Fkeybos"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVerneri%2Fkeybos'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f6a500cb3746cb15334c098a77c201d6db36a5e6 [INFO] checking Verneri/keybos against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVerneri%2Fkeybos" "/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/Verneri/keybos 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/Verneri/keybos [INFO] finished tweaking git repo https://github.com/Verneri/keybos [INFO] tweaked toml for git repo https://github.com/Verneri/keybos written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/Verneri/keybos already has a lockfile, it will not be regenerated [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] 9313fe53c876400e30f4175d8777ef4a69ec31d81f8c009ce23ab752d3b0b747 [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" "9313fe53c876400e30f4175d8777ef4a69ec31d81f8c009ce23ab752d3b0b747"` [INFO] [stderr] Checking panic-abort v0.3.1 [INFO] [stderr] Checking keybos v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0658]: use of unstable library feature 'format_args_nl': `format_args_nl` is only for internal language use and is subject to change [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | format_args_nl!("ldskld") [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add `#![feature(format_args_nl)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/gpio.rs:141:45 [INFO] [stderr] | [INFO] [stderr] 141 | GPIORegisters::_fnsetter(alt as u8, (p as u8 % 10), register) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `delay` [INFO] [stderr] --> src/aux.rs:1:34 [INFO] [stderr] | [INFO] [stderr] 1 | use super::registers::{Register, delay}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error: language item required, but not found: `eh_personality` [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 35 | / loop { [INFO] [stderr] 36 | | let b = uart.recv(); [INFO] [stderr] 37 | | uart.send(b); [INFO] [stderr] 38 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 39 | format_args_nl!("ldskld") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 28 | pub extern "C" fn kernel_main() -> ! { [INFO] [stderr] | - expected `!` because of return type [INFO] [stderr] ... [INFO] [stderr] 39 | format_args_nl!("ldskld") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ expected !, found struct `core::fmt::Arguments` [INFO] [stderr] | [INFO] [stderr] = note: expected type `!` [INFO] [stderr] found type `core::fmt::Arguments<'_>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `keybos`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0658]: use of unstable library feature 'format_args_nl': `format_args_nl` is only for internal language use and is subject to change [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | format_args_nl!("ldskld") [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add `#![feature(format_args_nl)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/gpio.rs:141:45 [INFO] [stderr] | [INFO] [stderr] 141 | GPIORegisters::_fnsetter(alt as u8, (p as u8 % 10), register) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `delay` [INFO] [stderr] --> src/aux.rs:1:34 [INFO] [stderr] | [INFO] [stderr] 1 | use super::registers::{Register, delay}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 35 | / loop { [INFO] [stderr] 36 | | let b = uart.recv(); [INFO] [stderr] 37 | | uart.send(b); [INFO] [stderr] 38 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 39 | format_args_nl!("ldskld") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 28 | pub extern "C" fn kernel_main() -> ! { [INFO] [stderr] | - expected `!` because of return type [INFO] [stderr] ... [INFO] [stderr] 39 | format_args_nl!("ldskld") [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ expected !, found struct `std::fmt::Arguments` [INFO] [stderr] | [INFO] [stderr] = note: expected type `!` [INFO] [stderr] found type `std::fmt::Arguments<'_>` [INFO] [stderr] [INFO] [stderr] error[E0599]: no function or associated item named `uninitialized` found for type `std::mem::MaybeUninit` in the current scope [INFO] [stderr] --> src/gpio.rs:195:67 [INFO] [stderr] | [INFO] [stderr] 195 | let mut uninit = core::mem::MaybeUninit::::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ function or associated item not found in `std::mem::MaybeUninit` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0599, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `keybos`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "9313fe53c876400e30f4175d8777ef4a69ec31d81f8c009ce23ab752d3b0b747"` [INFO] running `"docker" "rm" "-f" "9313fe53c876400e30f4175d8777ef4a69ec31d81f8c009ce23ab752d3b0b747"` [INFO] [stdout] 9313fe53c876400e30f4175d8777ef4a69ec31d81f8c009ce23ab752d3b0b747