[INFO] cloning repository https://github.com/swissChili/kernel8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swissChili/kernel8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswissChili%2Fkernel8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswissChili%2Fkernel8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d09b0c69c7d5b199f267c52a2db2dfef0b81c019 [INFO] checking swissChili/kernel8 against try#099af82bc034c1e4895c90e5407fafdd61976cdb for pr-145457 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswissChili%2Fkernel8" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/swissChili/kernel8 [INFO] finished tweaking git repo https://github.com/swissChili/kernel8 [INFO] tweaked toml for git repo https://github.com/swissChili/kernel8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/swissChili/kernel8 on toolchain 099af82bc034c1e4895c90e5407fafdd61976cdb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/swissChili/kernel8 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" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded numtoa v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9426b2e38874b07f9a1b5c77ef465621968a521d854ba065f1a93c480c5789da [INFO] running `Command { std: "docker" "start" "-a" "9426b2e38874b07f9a1b5c77ef465621968a521d854ba065f1a93c480c5789da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9426b2e38874b07f9a1b5c77ef465621968a521d854ba065f1a93c480c5789da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9426b2e38874b07f9a1b5c77ef465621968a521d854ba065f1a93c480c5789da", kill_on_drop: false }` [INFO] [stdout] 9426b2e38874b07f9a1b5c77ef465621968a521d854ba065f1a93c480c5789da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a65574dff538e6a3e871b8c8647ad5d2ddffb1e141197507d87c76924447cd5 [INFO] running `Command { std: "docker" "start" "-a" "2a65574dff538e6a3e871b8c8647ad5d2ddffb1e141197507d87c76924447cd5", kill_on_drop: false }` [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking numtoa v0.2.3 [INFO] [stderr] Checking kernel8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> src/delay.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | unsafe { asm!("nop"); } [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/delay.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | asm!("mrs $0, cntfrq_el0" : "=r"(freq)); [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/delay.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | unsafe { asm!("nop"); } [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/delay.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | asm!("mrs $0, cntpct_el0" : "=r"(count)); [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/delay.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | asm!("mrs $0, cntfrq_el0" : "=r"(freq)); [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/delay.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | asm!("mrs $0, cntpct_el0" : "=r"(real)); [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/delay.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | asm!("mrs $0, cntpct_el0" : "=r"(count)); [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/main.rs:27:22 [INFO] [stdout] | [INFO] [stdout] 27 | () => { unsafe { asm!("nop"); } } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/mailbox.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | nop!(); [INFO] [stdout] | ------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `nop` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: consider importing this macro [INFO] [stdout] --> src/mailbox.rs:1:1 [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/delay.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | asm!("mrs $0, cntpct_el0" : "=r"(real)); [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/main.rs:27:22 [INFO] [stdout] | [INFO] [stdout] 27 | () => { unsafe { asm!("nop"); } } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/mailbox.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | nop!(); [INFO] [stdout] | ------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `nop` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: consider importing this macro [INFO] [stdout] --> src/mailbox.rs:1:1 [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/main.rs:27:22 [INFO] [stdout] | [INFO] [stdout] 27 | () => { unsafe { asm!("nop"); } } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/mailbox.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | nop!(); [INFO] [stdout] | ------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `nop` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: consider importing this macro [INFO] [stdout] --> src/mailbox.rs:1:1 [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/main.rs:41:14 [INFO] [stdout] | [INFO] [stdout] 41 | unsafe { asm!("mrs $0, CurrentEL" : "=r"(val)); } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 18 + use core::arch::asm; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `asm` in this scope [INFO] [stdout] --> src/main.rs:27:22 [INFO] [stdout] | [INFO] [stdout] 27 | () => { unsafe { asm!("nop"); } } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/mailbox.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | nop!(); [INFO] [stdout] | ------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `nop` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: consider importing this macro [INFO] [stdout] --> src/mailbox.rs:1:1 [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/main.rs:41:14 [INFO] [stdout] | [INFO] [stdout] 41 | unsafe { asm!("mrs $0, CurrentEL" : "=r"(val)); } [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: consider importing this macro [INFO] [stdout] | [INFO] [stdout] 18 + use core::arch::asm; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(core_intrinsics, lang_items, asm, custom_test_frameworks)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(core_intrinsics, lang_items, asm, custom_test_frameworks)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::*` [INFO] [stdout] --> src/fb.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use io::*; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt::Write` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use core::fmt::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `numtoa::NumToA` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use numtoa::NumToA; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/main.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | pub extern fn _Unwind_Resume() { [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(core_intrinsics, lang_items, asm, custom_test_frameworks)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(core_intrinsics, lang_items, asm, custom_test_frameworks)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::io::serial` [INFO] [stdout] --> src/rand.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | use crate::io::serial; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::*` [INFO] [stdout] --> src/fb.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use io::*; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt::Write` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use core::fmt::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `numtoa::NumToA` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use numtoa::NumToA; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated [INFO] [stdout] --> src/main.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | pub extern fn _Unwind_Resume() { [INFO] [stdout] | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(missing_abi)]` 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:3:41 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(core_intrinsics, lang_items, asm, custom_test_frameworks)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `panic_info_message` has been stable since 1.81.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(panic_info_message)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [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:3:41 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(core_intrinsics, lang_items, asm, custom_test_frameworks)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `panic_info_message` has been stable since 1.81.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(panic_info_message)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` attribute cannot be used on use statements [INFO] [stdout] --> src/rand.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[macro_use]` can be applied to modules, extern crates, crates [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign statics [INFO] [stdout] --> src/fb.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[no_mangle]` can be applied to functions, statics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign statics [INFO] [stdout] --> src/fb.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[no_mangle]` can be applied to functions, statics [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `render` found for struct `FrameBuffer` in the current scope [INFO] [stdout] --> src/fb.rs:247:14 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct FrameBuffer { [INFO] [stdout] | ---------------------- method `render` not found for this struct [INFO] [stdout] ... [INFO] [stdout] 247 | buff.render(); [INFO] [stdout] | ^^^^^^ method not found in `FrameBuffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `expect` found for struct `PanicMessage<'a>` in the current scope [INFO] [stdout] --> src/main.rs:32:52 [INFO] [stdout] | [INFO] [stdout] 32 | println!("Kernel Panic:\n\t{}", info.message().expect("Unknown")); [INFO] [stdout] | ^^^^^^ method not found in `PanicMessage<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `expect` found for struct `PanicMessage<'a>` in the current scope [INFO] [stdout] --> src/main.rs:32:52 [INFO] [stdout] | [INFO] [stdout] 32 | println!("Kernel Panic:\n\t{}", info.message().expect("Unknown")); [INFO] [stdout] | ^^^^^^ method not found in `PanicMessage<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/io.rs:61:27 [INFO] [stdout] | [INFO] [stdout] 61 | ($($arg:tt)*) => ({ [INFO] [stdout] | ___________________________^ [INFO] [stdout] 62 | | $crate::print!("{}\n", format_args!($($arg)*)) [INFO] [stdout] 63 | | }); [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | loop { } [INFO] [stdout] | -------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 53 | println!("Kernel8"); [INFO] [stdout] | ------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/fb.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | for i in 0 .. self.header.height { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/io.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut writer = Writer{}; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/io.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let mut writer = Writer{}; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/mailbox.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/fb.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | / mailbox![ [INFO] [stdout] 169 | | 35 * 4, [INFO] [stdout] 170 | | mailbox::REQUEST, [INFO] [stdout] ... | [INFO] [stdout] 211 | | mailbox::Tag::Last [INFO] [stdout] 212 | | ] [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `mailbox` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/mailbox.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 100 | / mailbox![ [INFO] [stdout] 101 | | 8 * 4, REQUEST, [INFO] [stdout] 102 | | self.tag, [INFO] [stdout] 103 | | 8, 8, [INFO] [stdout] 104 | | self.arg[0], self.arg[1], [INFO] [stdout] 105 | | Tag::Last [INFO] [stdout] 106 | | ] [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `mailbox` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/fb.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | for i in 0 .. self.header.height { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | let c = serial::getc(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/mailbox.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/fb.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | / mailbox![ [INFO] [stdout] 169 | | 35 * 4, [INFO] [stdout] 170 | | mailbox::REQUEST, [INFO] [stdout] ... | [INFO] [stdout] 211 | | mailbox::Tag::Last [INFO] [stdout] 212 | | ] [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `mailbox` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/mailbox.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 100 | / mailbox![ [INFO] [stdout] 101 | | 8 * 4, REQUEST, [INFO] [stdout] 102 | | self.tag, [INFO] [stdout] 103 | | 8, 8, [INFO] [stdout] 104 | | self.arg[0], self.arg[1], [INFO] [stdout] 105 | | Tag::Last [INFO] [stdout] 106 | | ] [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `mailbox` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | let c = serial::getc(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `kernel8` (bin "kernel8") due to 8 previous errors; 13 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `kernel8` (bin "kernel8" test) due to 10 previous errors; 18 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2a65574dff538e6a3e871b8c8647ad5d2ddffb1e141197507d87c76924447cd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a65574dff538e6a3e871b8c8647ad5d2ddffb1e141197507d87c76924447cd5", kill_on_drop: false }` [INFO] [stdout] 2a65574dff538e6a3e871b8c8647ad5d2ddffb1e141197507d87c76924447cd5