[INFO] cloning repository https://github.com/theKentoRico/Kentos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theKentoRico/Kentos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheKentoRico%2FKentos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheKentoRico%2FKentos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1af1133fa54b76fce0ac6ed8cef92ba6c8afa598 [INFO] testing theKentoRico/Kentos against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheKentoRico%2FKentos" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/theKentoRico/Kentos [INFO] finished tweaking git repo https://github.com/theKentoRico/Kentos [INFO] tweaked toml for git repo https://github.com/theKentoRico/Kentos written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/theKentoRico/Kentos on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/theKentoRico/Kentos 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] warning: unused manifest key: target.x86_64-thekentorico-kentos.linker [INFO] [stderr] warning: unused manifest key: unstable [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded spin v0.10.0 [INFO] [stderr] Downloaded pic8259 v0.10.4 [INFO] [stderr] Downloaded spinning_top v0.2.5 [INFO] [stderr] Downloaded linked_list_allocator v0.10.5 [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] [stderr] Downloaded volatile v0.4.6 [INFO] [stderr] Downloaded bootloader v0.9.31 [INFO] [stderr] Downloaded x86_64 v0.15.2 [INFO] [stderr] Downloaded x86_64 v0.14.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] efdb7283009f433af9a18d3b91886ba8cc6a9bde0e3b6853f36d93dbc04d6192 [INFO] running `Command { std: "docker" "start" "-a" "efdb7283009f433af9a18d3b91886ba8cc6a9bde0e3b6853f36d93dbc04d6192", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efdb7283009f433af9a18d3b91886ba8cc6a9bde0e3b6853f36d93dbc04d6192", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efdb7283009f433af9a18d3b91886ba8cc6a9bde0e3b6853f36d93dbc04d6192", kill_on_drop: false }` [INFO] [stdout] efdb7283009f433af9a18d3b91886ba8cc6a9bde0e3b6853f36d93dbc04d6192 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d167761e70c13a43ced40a64ac0866aa3bbe51f49f4ccef7bdc3dfd45bfd5f7 [INFO] running `Command { std: "docker" "start" "-a" "1d167761e70c13a43ced40a64ac0866aa3bbe51f49f4ccef7bdc3dfd45bfd5f7", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] warning: unused manifest key: target.x86_64-thekentorico-kentos.linker [INFO] [stderr] warning: unused manifest key: unstable [INFO] [stderr] Compiling rustversion v1.0.20 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling volatile v0.4.6 [INFO] [stderr] Compiling bitflags v2.9.0 [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling bootloader v0.9.31 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling volatile v0.2.7 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling spinning_top v0.2.5 [INFO] [stderr] Compiling spin v0.10.0 [INFO] [stderr] Compiling linked_list_allocator v0.10.5 [INFO] [stderr] Compiling x86_64 v0.14.13 [INFO] [stderr] Compiling x86_64 v0.15.2 [INFO] [stderr] Compiling pic8259 v0.10.4 [INFO] [stderr] Compiling kentos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/kentos_stdio.rs:153:9 [INFO] [stdout] | [INFO] [stdout] 153 | let mut writer = Mutex::new(Writer [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: unnecessary `unsafe` block [INFO] [stdout] --> src/kentos_interrupts.rs:131:20 [INFO] [stdout] | [INFO] [stdout] 131 | Some(x) => unsafe [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | unsafe [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `k_puts` is never used [INFO] [stdout] --> src/kentos_stdio.rs:151:19 [INFO] [stdout] | [INFO] [stdout] 151 | pub extern "C" fn k_puts(s: &str, fg: Colour, bg: Colour) -> () [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_usize` is never used [INFO] [stdout] --> src/kentos_interrupts.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 101 | impl InterruptIndex [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 108 | fn as_usize(self) -> usize [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DOUBLE_FLT_IDX` is never used [INFO] [stdout] --> src/kentos_gdt.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub const DOUBLE_FLT_IDX: u16 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dummy` is never constructed [INFO] [stdout] --> src/kentos_alloc.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Dummy; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcrHbbza/symbols.o" "<5 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{liblinked_list_allocator-e8eb85ac2910e2b5,libspinning_top-6f286e4c87a45771,libpic8259-bfbbc5fb83bf21fb,libx86_64-a703c93b3e62693f,libspin-6a3085e8b55fccee,liblock_api-7a9b6398539f09d9,libscopeguard-9a40176085421c5a,libvolatile-926b17ead2a07695,libx86_64-8a4044feeff44a4b,libvolatile-b912d1a5128efae1,libbitflags-8b93536732b4a862,libbit_field-8c5ed7f77c16b5b4,libbootloader-32bffcfa4b47d73e,liblazy_static-69181a648937a2a4,libspin-7ba7aebe17adef4b}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustcrHbbza/raw-dylibs" "-Wl,-Bdynamic" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/kentos-b4b6d2a7272bb8ef" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: duplicate symbol: _start [INFO] [stdout] >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start) [INFO] [stdout] >>> defined at lib.rs:35 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bootloader-0.9.31/src/lib.rs:35) [INFO] [stdout] >>> /opt/rustwide/target/debug/deps/kentos-b4b6d2a7272bb8ef.kentos.7940fdb1c526e40a-cgu.0.rcgu.o:(.text._start+0x0) [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kentos` (bin "kentos") due to 1 previous error; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "1d167761e70c13a43ced40a64ac0866aa3bbe51f49f4ccef7bdc3dfd45bfd5f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d167761e70c13a43ced40a64ac0866aa3bbe51f49f4ccef7bdc3dfd45bfd5f7", kill_on_drop: false }` [INFO] [stdout] 1d167761e70c13a43ced40a64ac0866aa3bbe51f49f4ccef7bdc3dfd45bfd5f7