[INFO] cloning repository https://github.com/iit2018062/blog_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iit2018062/blog_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiit2018062%2Fblog_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiit2018062%2Fblog_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2985a2e2ae27ef399babf56aba53d908a17db201 [INFO] checking iit2018062/blog_os against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiit2018062%2Fblog_os" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/iit2018062/blog_os [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/iit2018062/blog_os [INFO] tweaked toml for git repo https://github.com/iit2018062/blog_os written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/iit2018062/blog_os on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/iit2018062/blog_os 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" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.lazy_static.alloc [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded linked_list_allocator v0.10.5 [INFO] [stderr] Downloaded spinning_top v0.2.5 [INFO] [stderr] Downloaded conquer-util v0.2.0 [INFO] [stderr] Downloaded bootloader v0.9.30 [INFO] [stderr] Downloaded pic8259 v0.10.4 [INFO] [stderr] Downloaded pc-keyboard v0.7.0 [INFO] [stderr] Downloaded conquer-once v0.2.1 [INFO] [stderr] Downloaded x86_64 v0.14.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5a052fdd3a586426e18e08db49ee0dda915ee0f9b433753ce5bf508cead4360 [INFO] running `Command { std: "docker" "start" "-a" "c5a052fdd3a586426e18e08db49ee0dda915ee0f9b433753ce5bf508cead4360", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5a052fdd3a586426e18e08db49ee0dda915ee0f9b433753ce5bf508cead4360", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5a052fdd3a586426e18e08db49ee0dda915ee0f9b433753ce5bf508cead4360", kill_on_drop: false }` [INFO] [stdout] c5a052fdd3a586426e18e08db49ee0dda915ee0f9b433753ce5bf508cead4360 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ced3aa31ed41d37261a00bd9a0a89f9045f528bc9b73bf58fde018fc9d3e79e2 [INFO] running `Command { std: "docker" "start" "-a" "ced3aa31ed41d37261a00bd9a0a89f9045f528bc9b73bf58fde018fc9d3e79e2", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.lazy_static.alloc [INFO] [stderr] Checking bit_field v0.10.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Checking volatile v0.4.6 [INFO] [stderr] Compiling bootloader v0.9.30 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking conquer-util v0.2.0 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking pc-keyboard v0.7.0 [INFO] [stderr] Checking spinning_top v0.2.5 [INFO] [stderr] Checking conquer-once v0.2.1 [INFO] [stderr] Checking linked_list_allocator v0.10.5 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking x86_64 v0.14.13 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking uart_16550 v0.2.19 [INFO] [stderr] Checking pic8259 v0.10.4 [INFO] [stderr] Checking blog_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `DecodedKey` [INFO] [stdout] --> src/interrupts.rs:82:32 [INFO] [stdout] | [INFO] [stdout] 82 | use pc_keyboard::{layouts, DecodedKey, HandleControl, Keyboard, ScancodeSet1}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bump::BumpAllocator` [INFO] [stdout] --> src/allocator.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use bump::BumpAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linked_list_allocator::LockedHeap` [INFO] [stdout] --> src/allocator.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use linked_list_allocator::LockedHeap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linked_list::LinkedListAllocator` [INFO] [stdout] --> src/allocator.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use linked_list::LinkedListAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `x86_64::structures::idt::InterruptDescriptorTable` [INFO] [stdout] --> src/lib.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use x86_64::structures::idt::InterruptDescriptorTable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interrupts.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut keyboard = KEYBOARD.lock(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyboard` [INFO] [stdout] --> src/interrupts.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut keyboard = KEYBOARD.lock(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyboard` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BootInfo` and `entry_point` [INFO] [stdout] --> src/lib.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | use bootloader::{entry_point, BootInfo}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DecodedKey` [INFO] [stdout] --> src/interrupts.rs:82:32 [INFO] [stdout] | [INFO] [stdout] 82 | use pc_keyboard::{layouts, DecodedKey, HandleControl, Keyboard, ScancodeSet1}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bump::BumpAllocator` [INFO] [stdout] --> src/allocator.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use bump::BumpAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linked_list_allocator::LockedHeap` [INFO] [stdout] --> src/allocator.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use linked_list_allocator::LockedHeap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linked_list::LinkedListAllocator` [INFO] [stdout] --> src/allocator.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use linked_list::LinkedListAllocator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `x86_64::structures::idt::InterruptDescriptorTable` [INFO] [stdout] --> src/lib.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use x86_64::structures::idt::InterruptDescriptorTable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interrupts.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut keyboard = KEYBOARD.lock(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keyboard` [INFO] [stdout] --> src/interrupts.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut keyboard = KEYBOARD.lock(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyboard` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/gdt.rs:30:36 [INFO] [stdout] | [INFO] [stdout] 30 | VirtAddr::from_ptr(&STACK as *const _) [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 30 | VirtAddr::from_ptr(&raw const STACK as *const _) [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/allocator.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn lock(&self) -> spin::MutexGuard { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 83 | pub fn lock(&self) -> spin::MutexGuard<'_, A> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blog_os` (lib test) due to 1 previous error; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] 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: unused doc comment [INFO] [stdout] --> src/main.rs:49:1 [INFO] [stdout] | [INFO] [stdout] 49 | /// Entry point of the kernel, called by the bootloader [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `simple_executor::SimpleExecutor` [INFO] [stdout] --> src/main.rs:14:27 [INFO] [stdout] | [INFO] [stdout] 14 | use blog_os::task::{Task, simple_executor::SimpleExecutor}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `boxed::Box`, `rc::Rc`, `vec::Vec`, and `vec` [INFO] [stdout] --> src/main.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | use alloc::{boxed::Box, vec, vec::Vec, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^ ^^^ ^^^^^^^^ ^^^^^^ [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: unused doc comment [INFO] [stdout] --> src/main.rs:49:1 [INFO] [stdout] | [INFO] [stdout] 49 | /// Entry point of the kernel, called by the bootloader [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `simple_executor::SimpleExecutor` [INFO] [stdout] --> src/main.rs:14:27 [INFO] [stdout] | [INFO] [stdout] 14 | use blog_os::task::{Task, simple_executor::SimpleExecutor}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `boxed::Box`, `rc::Rc`, `vec::Vec`, and `vec` [INFO] [stdout] --> src/main.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | use alloc::{boxed::Box, vec, vec::Vec, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^ ^^^ ^^^^^^^^ ^^^^^^ [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] [stderr] error: could not compile `blog_os` (test "should_panic") due to 1 previous error [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] [stderr] error: could not compile `blog_os` (test "basic_boot") due to 1 previous error [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 114 | executor.run(); [INFO] [stdout] | -------------- any code following this expression is unreachable [INFO] [stdout] 115 | println!("It did not crash!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `$crate::print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blog_os` (bin "blog_os" test) due to 1 previous error; 4 warnings emitted [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 114 | executor.run(); [INFO] [stdout] | -------------- any code following this expression is unreachable [INFO] [stdout] 115 | println!("It did not crash!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `$crate::print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blog_os` (test "heap_allocation") due to 1 previous error [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] [stderr] error: could not compile `blog_os` (bin "blog_os") due to 1 previous error; 4 warnings emitted [INFO] [stderr] error: could not compile `blog_os` (test "stack_overflow") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "ced3aa31ed41d37261a00bd9a0a89f9045f528bc9b73bf58fde018fc9d3e79e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ced3aa31ed41d37261a00bd9a0a89f9045f528bc9b73bf58fde018fc9d3e79e2", kill_on_drop: false }` [INFO] [stdout] ced3aa31ed41d37261a00bd9a0a89f9045f528bc9b73bf58fde018fc9d3e79e2