[INFO] cloning repository https://github.com/DragonFighter603/scoletite_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DragonFighter603/scoletite_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragonFighter603%2Fscoletite_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragonFighter603%2Fscoletite_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 794890487d9130342624df7a729d77463ef6be65
[INFO] checking DragonFighter603/scoletite_os against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragonFighter603%2Fscoletite_os" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/DragonFighter603/scoletite_os
[INFO] finished tweaking git repo https://github.com/DragonFighter603/scoletite_os
[INFO] tweaked toml for git repo https://github.com/DragonFighter603/scoletite_os written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DragonFighter603/scoletite_os on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DragonFighter603/scoletite_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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2684f024d3fa4abfc3bee31074a942fff114e01444ca7973ded2a459860e0e64
[INFO] running `Command { std: "docker" "start" "-a" "2684f024d3fa4abfc3bee31074a942fff114e01444ca7973ded2a459860e0e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2684f024d3fa4abfc3bee31074a942fff114e01444ca7973ded2a459860e0e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2684f024d3fa4abfc3bee31074a942fff114e01444ca7973ded2a459860e0e64", kill_on_drop: false }`
[INFO] [stdout] 2684f024d3fa4abfc3bee31074a942fff114e01444ca7973ded2a459860e0e64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6520ca117170be122b91ff6b4f52342f2ccd243a22bc3032c6ec315354ecb88b
[INFO] running `Command { std: "docker" "start" "-a" "6520ca117170be122b91ff6b4f52342f2ccd243a22bc3032c6ec315354ecb88b", kill_on_drop: false }`
[INFO] [stderr]     Checking scoletite_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics)]
[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:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/internal/mem.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub unsafe extern fn memcpy(dest: *mut u8, src: *const u8, n: usize) -> *mut u8 {
[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: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/internal/mem.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub unsafe extern fn memmove(dest: *mut u8, src: *const u8, n: usize) -> *mut u8 {
[INFO] [stdout]    |            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/internal/mem.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub unsafe extern fn memset(s: *mut u8, c: i32, n: usize) -> *mut u8 {
[INFO] [stdout]    |            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/internal/mem.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub unsafe extern fn memcmp(s1: *const u8, s2: *const u8, n: usize) -> i32 {
[INFO] [stdout]    |            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[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/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_mut_refs)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     loop {}
[INFO] [stdout]    |     ------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 26 |     console().println("Welcome to scoletite OS!");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `CONSOLE` is never used
[INFO] [stdout]  --> src/internal/io/console.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | static mut CONSOLE: ConsoleWriter = ConsoleWriter { x: 0, buffer: [[0;BUFFER_HEIGHT];BUFFER_WIDTH], buffer_initialized: false };
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buffer_initialized` is never read
[INFO] [stdout]   --> src/internal/io/console.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct ConsoleWriter {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 49 |     buffer_initialized: bool
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ensure_init` is never used
[INFO] [stdout]   --> src/internal/io/console.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl ConsoleWriter {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 53 |     pub fn ensure_init(&mut self) {
[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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics)]
[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:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/internal/mem.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub unsafe extern fn memcpy(dest: *mut u8, src: *const u8, n: usize) -> *mut u8 {
[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: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/internal/mem.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub unsafe extern fn memmove(dest: *mut u8, src: *const u8, n: usize) -> *mut u8 {
[INFO] [stdout]    |            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/internal/mem.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub unsafe extern fn memset(s: *mut u8, c: i32, n: usize) -> *mut u8 {
[INFO] [stdout]    |            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/internal/mem.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub unsafe extern fn memcmp(s1: *const u8, s2: *const u8, n: usize) -> i32 {
[INFO] [stdout]    |            ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 13 | |     loop {}
[INFO] [stdout] 14 | | }
[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/04ff05c9c0cfbca33115c5f1b8bb20a66a54b799/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d73d50f7d7b085f5.rlib
[INFO] [stdout]    = note: second definition in the local crate (`scoletite_os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scoletite_os` (bin "scoletite_os" test) due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6520ca117170be122b91ff6b4f52342f2ccd243a22bc3032c6ec315354ecb88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6520ca117170be122b91ff6b4f52342f2ccd243a22bc3032c6ec315354ecb88b", kill_on_drop: false }`
[INFO] [stdout] 6520ca117170be122b91ff6b4f52342f2ccd243a22bc3032c6ec315354ecb88b
