[INFO] cloning repository https://github.com/Verneri/keybos
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVerneri%2Fkeybos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6a500cb3746cb15334c098a77c201d6db36a5e6
[INFO] checking Verneri/keybos against df1ae0f7dd168513de2d89beb2cb7a95d4fdc118 for pr-159343-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVerneri%2Fkeybos" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Verneri/keybos on toolchain df1ae0f7dd168513de2d89beb2cb7a95d4fdc118
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Verneri/keybos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-abort v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824
[INFO] running `Command { std: "docker" "start" "478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking panic-abort v0.3.1
[INFO] [stderr]     Checking keybos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `format_args_nl` in this scope
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     format_args_nl!("ldskld")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/df1ae0f7dd168513de2d89beb2cb7a95d4fdc118/library/core/src/macros/mod.rs:1004:4
[INFO] [stdout]    |
[INFO] [stdout]    = note: similarly named macro `format_args` defined here
[INFO] [stdout] help: a macro with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 39 -     format_args_nl!("ldskld")
[INFO] [stdout] 39 +     format_args!("ldskld")
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/registers.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         unsafe {asm!("nop" :::: "volatile");}
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/registers.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     unsafe{asm!("mrs $0, CurrentEL" : "=r"(reg) ::: "volatile");}
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/gpio.rs:141:45
[INFO] [stdout]     |
[INFO] [stdout] 141 |         GPIORegisters::_fnsetter(alt as u8, (p as u8 % 10), register)
[INFO] [stdout]     |                                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 141 -         GPIORegisters::_fnsetter(alt as u8, (p as u8 % 10), register)
[INFO] [stdout] 141 +         GPIORegisters::_fnsetter(alt as u8, p as u8 % 10, register)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `delay`
[INFO] [stdout]  --> src/aux.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::registers::{Register, delay};
[INFO] [stdout]   |                                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(asm)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `global_asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(global_asm)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(maybe_uninit)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `range_contains` has been stable since 1.35.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(range_contains)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/registers.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |         unsafe {asm!("nop" :::: "volatile");}
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  1 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/registers.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     unsafe{asm!("mrs $0, CurrentEL" : "=r"(reg) ::: "volatile");}
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  1 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `format_args_nl` in this scope
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     format_args_nl!("ldskld")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/df1ae0f7dd168513de2d89beb2cb7a95d4fdc118/library/core/src/macros/mod.rs:1004:4
[INFO] [stdout]    |
[INFO] [stdout]    = note: similarly named macro `format_args` defined here
[INFO] [stdout] help: a macro with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 39 -     format_args_nl!("ldskld")
[INFO] [stdout] 39 +     format_args!("ldskld")
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `global_asm` in this scope
[INFO] [stdout]   --> src/main.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | global_asm!(include_str!("boot.S"));
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 20 + use core::arch::global_asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/gpio.rs:141:45
[INFO] [stdout]     |
[INFO] [stdout] 141 |         GPIORegisters::_fnsetter(alt as u8, (p as u8 % 10), register)
[INFO] [stdout]     |                                             ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 141 -         GPIORegisters::_fnsetter(alt as u8, (p as u8 % 10), register)
[INFO] [stdout] 141 +         GPIORegisters::_fnsetter(alt as u8, p as u8 % 10, register)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `delay`
[INFO] [stdout]  --> src/aux.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::registers::{Register, delay};
[INFO] [stdout]   |                                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(asm)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `global_asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(global_asm)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(maybe_uninit)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `range_contains` has been stable since 1.35.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(range_contains)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `uninitialized` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> src/gpio.rs:195:67
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut uninit = core::mem::MaybeUninit::<GPIORegisters>::uninitialized();
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^ associated function or constant not found in `MaybeUninit<GPIORegisters>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<GPIORegisters>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/df1ae0f7dd168513de2d89beb2cb7a95d4fdc118/library/core/src/mem/maybe_uninit.rs:406:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     loop {
[INFO] [stdout] 36 | |         let b = uart.recv();
[INFO] [stdout] 37 | |         uart.send(b);
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 39 |       format_args_nl!("ldskld")
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `keybos` (bin "keybos") due to 5 previous errors; 8 warnings emitted
[INFO] [stdout] warning: unused variable: `selector`
[INFO] [stdout]    --> src/aux.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let mut selector:u32;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selector`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     loop {
[INFO] [stdout] 36 | |         let b = uart.recv();
[INFO] [stdout] 37 | |         uart.send(b);
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 39 |       format_args_nl!("ldskld")
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `selector`
[INFO] [stdout]    --> src/aux.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let mut selector:u32;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selector`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `keybos` (bin "keybos" test) due to 4 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824", kill_on_drop: false }`
[INFO] [stdout] 478987c4ac046b373468f2e604a19d1460f2f1ded3728e060f54ffc25fa07824
