[INFO] cloning repository https://github.com/acyanbird/chronos_labs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acyanbird/chronos_labs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facyanbird%2Fchronos_labs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facyanbird%2Fchronos_labs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7bd03b22410a80b0d17d6083b81608d219b7919 [INFO] checking acyanbird/chronos_labs/c7bd03b22410a80b0d17d6083b81608d219b7919 against master#fe7294f8793d001bc3f9d197e7cdef6cdb46c15a for pr-153912 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facyanbird%2Fchronos_labs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/acyanbird/chronos_labs [INFO] finished tweaking git repo https://github.com/acyanbird/chronos_labs [INFO] tweaked toml for git repo https://github.com/acyanbird/chronos_labs written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/acyanbird/chronos_labs on toolchain fe7294f8793d001bc3f9d197e7cdef6cdb46c15a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] [stderr] Adding bootloader v0.9.34 (available: v0.11.15) [INFO] [stderr] Adding pic8259 v0.10.4 (available: v0.11.0) [INFO] [stderr] Adding spin v0.5.2 (available: v0.10.0) [INFO] [stderr] Adding volatile v0.2.7 (available: v0.6.1) [INFO] [stderr] Adding x86_64 v0.14.13 (available: v0.15.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pic8259 v0.10.4 [INFO] [stderr] Downloaded bootloader v0.9.34 [INFO] [stderr] Downloaded x86_64 v0.14.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f4bcd63571e4307794133f4ba0fd31cf88c13c6e2b28ba1a160e8ac97e606d1 [INFO] running `Command { std: "docker" "start" "-a" "0f4bcd63571e4307794133f4ba0fd31cf88c13c6e2b28ba1a160e8ac97e606d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f4bcd63571e4307794133f4ba0fd31cf88c13c6e2b28ba1a160e8ac97e606d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f4bcd63571e4307794133f4ba0fd31cf88c13c6e2b28ba1a160e8ac97e606d1", kill_on_drop: false }` [INFO] [stdout] 0f4bcd63571e4307794133f4ba0fd31cf88c13c6e2b28ba1a160e8ac97e606d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fe7294f8793d001bc3f9d197e7cdef6cdb46c15a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3287fe5aa1b59c94a7bf8bf46f8ac6094bc5147ae740a198af81f5411dbea6b6 [INFO] running `Command { std: "docker" "start" "-a" "3287fe5aa1b59c94a7bf8bf46f8ac6094bc5147ae740a198af81f5411dbea6b6", kill_on_drop: false }` [INFO] [stderr] Compiling bootloader v0.9.34 [INFO] [stderr] Checking volatile v0.4.6 [INFO] [stderr] Checking bit_field v0.10.3 [INFO] [stderr] Checking bitflags v2.11.0 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking x86_64 v0.14.13 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking pic8259 v0.10.4 [INFO] [stderr] Checking chronos_labs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `key` is never read [INFO] [stdout] --> src/interrupts.rs:50:33 [INFO] [stdout] | [INFO] [stdout] 50 | let mut key: Option<&str> = None; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `timer_off` is never used [INFO] [stdout] --> src/interrupts.rs:37:27 [INFO] [stdout] | [INFO] [stdout] 37 | extern "x86-interrupt" fn timer_off(_: InterruptStackFrame) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/interrupts.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | IDT.breakpoint.set_handler_fn(breakpoint); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/interrupts.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | IDT.load(); [INFO] [stdout] | ^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [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: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interrupts.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | writeln!(WRITER.lock(), "{}", key); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = writeln!(WRITER.lock(), "{}", key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `virt_VGA` should have a snake case name [INFO] [stdout] --> src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let virt_VGA = VirtAddr::new(0xb8000); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `virt_vga` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `phys_VGA` should have a snake case name [INFO] [stdout] --> src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let phys_VGA = unsafe { translate_address(virt_VGA, phys_mem_offset) }; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `phys_vga` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | writeln!(WRITER.lock(),"Translate from virtual address from {:?} to physical address {:?}", virt_VGA, phys_VGA); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 20 | let _ = writeln!(WRITER.lock(),"Translate from virtual address from {:?} to physical address {:?}", virt_VGA, phys_VGA); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | writeln!(WRITER.lock(),"Translate from virtual address from {:?} to physical address {:?}", virt_existing, phys_existing); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = writeln!(WRITER.lock(),"Translate from virtual address from {:?} to physical address {:?}", virt_existing, phys_existing); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | writeln!(WRITER.lock(),"Translate from virtual address from {:?} to physical address {:?}", virt_non_existing, phys_non_existing); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = writeln!(WRITER.lock(),"Translate from virtual address from {:?} to physical address {:?}", virt_non_existing, phys_non_existing); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `key` is never read [INFO] [stdout] --> src/interrupts.rs:50:33 [INFO] [stdout] | [INFO] [stdout] 50 | let mut key: Option<&str> = None; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `timer_off` is never used [INFO] [stdout] --> src/interrupts.rs:37:27 [INFO] [stdout] | [INFO] [stdout] 37 | extern "x86-interrupt" fn timer_off(_: InterruptStackFrame) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/interrupts.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | IDT.breakpoint.set_handler_fn(breakpoint); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/interrupts.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | IDT.load(); [INFO] [stdout] | ^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [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: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `key` is never read [INFO] [stdout] --> src/interrupts.rs:50:33 [INFO] [stdout] | [INFO] [stdout] 50 | let mut key: Option<&str> = None; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `timer_off` is never used [INFO] [stdout] --> src/interrupts.rs:37:27 [INFO] [stdout] | [INFO] [stdout] 37 | extern "x86-interrupt" fn timer_off(_: InterruptStackFrame) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/interrupts.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | IDT.breakpoint.set_handler_fn(breakpoint); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/interrupts.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | IDT.load(); [INFO] [stdout] | ^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [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: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interrupts.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | writeln!(WRITER.lock(), "{}", key); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = writeln!(WRITER.lock(), "{}", key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interrupts.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | writeln!(WRITER.lock(), "{}", key); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = writeln!(WRITER.lock(), "{}", key); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> src/main.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | / fn panic(_info: &core::panic::PanicInfo) -> ! { [INFO] [stdout] 41 | | // the `!` type means "this function never returns" [INFO] [stdout] 42 | | // place holder for now, we'll write this function later [INFO] [stdout] 43 | | loop {} [INFO] [stdout] 44 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `std` (which `test` depends on) [INFO] [stdout] = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/fe7294f8793d001bc3f9d197e7cdef6cdb46c15a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-eaa78b24106cd0ea.rmeta [INFO] [stdout] = note: second definition in the local crate (`chronos_labs`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stderr] error: could not compile `chronos_labs` (bin "chronos_labs" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "3287fe5aa1b59c94a7bf8bf46f8ac6094bc5147ae740a198af81f5411dbea6b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3287fe5aa1b59c94a7bf8bf46f8ac6094bc5147ae740a198af81f5411dbea6b6", kill_on_drop: false }` [INFO] [stdout] 3287fe5aa1b59c94a7bf8bf46f8ac6094bc5147ae740a198af81f5411dbea6b6