[INFO] cloning repository yfliuu/ros_64 [INFO] running `"git" "clone" "--bare" "git://github.com/yfliuu/ros_64.git" "work/cache/sources/gh/yfliuu/ros_64"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/yfliuu/ros_64'... [INFO] running `"git" "clone" "work/cache/sources/gh/yfliuu/ros_64" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/yfliuu/ros_64"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/yfliuu/ros_64'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/yfliuu/ros_64" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/yfliuu/ros_64"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/yfliuu/ros_64'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2250446d5cb1843366b2004a9f8bd6fd03ce57a3 [INFO] sha for GitHub repo yfliuu/ros_64: 2250446d5cb1843366b2004a9f8bd6fd03ce57a3 [INFO] validating manifest of yfliuu/ros_64 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of yfliuu/ros_64 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing yfliuu/ros_64 [INFO] finished frobbing yfliuu/ros_64 [INFO] frobbed toml for yfliuu/ros_64 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/yfliuu/ros_64/Cargo.toml [INFO] started frobbing yfliuu/ros_64 [INFO] finished frobbing yfliuu/ros_64 [INFO] frobbed toml for yfliuu/ros_64 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/yfliuu/ros_64/Cargo.toml [INFO] crate yfliuu/ros_64 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded x86_64 v0.5.4 [INFO] [stderr] Downloaded ux v0.1.3 [INFO] [stderr] Downloaded array-init v0.0.4 [INFO] [stderr] Downloaded raw-cpuid v6.1.0 [INFO] [stderr] Downloaded x86_64 v0.2.14 [INFO] [stderr] Downloaded usize_conversions v0.2.0 [INFO] [stderr] Downloaded volatile v0.2.6 [INFO] [stderr] Downloaded uart_16550 v0.1.0 [INFO] [stderr] Downloaded pc-keyboard v0.3.1 [INFO] [stderr] Downloaded os_bootinfo v0.2.1 [INFO] [stderr] Downloaded bit_field v0.9.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing yfliuu/ros_64 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/yfliuu/ros_64:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 80ee5282a02000cbdf7da9f34b1825576db15a3ade337ba944081ead60167eed [INFO] running `"docker" "start" "-a" "80ee5282a02000cbdf7da9f34b1825576db15a3ade337ba944081ead60167eed"` [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling ux v0.1.3 [INFO] [stderr] Compiling bit_field v0.9.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling usize_conversions v0.2.0 [INFO] [stderr] Compiling os_bootinfo v0.2.1 [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling pc-keyboard v0.3.1 [INFO] [stderr] Compiling volatile v0.2.6 [INFO] [stderr] Compiling spin v0.4.10 [INFO] [stderr] Compiling array-init v0.0.4 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling raw-cpuid v6.1.0 [INFO] [stderr] Compiling ros v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Compiling x86_64 v0.2.14 [INFO] [stderr] Compiling x86_64 v0.5.4 [INFO] [stderr] Compiling uart_16550 v0.1.0 [INFO] [stderr] warning: unused import: `null` [INFO] [stderr] --> src/lib.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | use core::ptr::{null, null_mut}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/kern/console.rs:144:21 [INFO] [stderr] | [INFO] [stderr] 144 | 0x20...0x7e | b'\n' | BACKSPACE => self.write_byte(byte), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: #[warn(ellipsis_inclusive_range_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `BorrowMut` [INFO] [stderr] --> src/kern/proc.rs:10:20 [INFO] [stderr] | [INFO] [stderr] 10 | use core::borrow::{BorrowMut}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `array_init::array_init` [INFO] [stderr] --> src/kern/proc.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use array_init::array_init; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `MaybeUninit`, `uninitialized` [INFO] [stderr] --> src/kern/proc.rs:13:17 [INFO] [stderr] | [INFO] [stderr] 13 | use core::mem::{MaybeUninit, uninitialized}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::default::Default` [INFO] [stderr] --> src/kern/proc.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use core::default::Default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `intena` [INFO] [stderr] --> src/kern/proc.rs:283:13 [INFO] [stderr] | [INFO] [stderr] 283 | let mut intena = my_cpu().intena; [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_intena` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p` [INFO] [stderr] --> src/kern/proc.rs:290:13 [INFO] [stderr] | [INFO] [stderr] 290 | let mut p: Option<&Proc> = None; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_p` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p` [INFO] [stderr] --> src/kern/proc.rs:292:9 [INFO] [stderr] | [INFO] [stderr] 292 | let p = my_proc().expect("Sleep"); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_p` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lk` [INFO] [stderr] --> src/kern/proc.rs:288:31 [INFO] [stderr] | [INFO] [stderr] 288 | pub unsafe fn sleep(chan: VA, lk: &SpinLock) -> () { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_lk` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kern/proc.rs:283:9 [INFO] [stderr] | [INFO] [stderr] 283 | let mut intena = my_cpu().intena; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/kern/proc.rs:290:9 [INFO] [stderr] | [INFO] [stderr] 290 | let mut p: Option<&Proc> = None; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/kern/proc.rs:116:5 [INFO] [stderr] | [INFO] [stderr] 116 | fn new(pid: usize) -> Self { Proc { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(maybe_uninit)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `ticks` should have an upper case name [INFO] [stderr] --> src/kern/idt.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 47 | static mut ticks: u64 = 0; [INFO] [stderr] | ^^^^^ help: convert the identifier to upper case: `TICKS` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_upper_case_globals)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `memmove` [INFO] [stderr] --> src/main.rs:6:34 [INFO] [stderr] | [INFO] [stderr] 6 | use ros::{println, p2v, PHYSTOP, memmove}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | println!("FATAL ERROR: DROP TO MAIN HLT LOOP"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/ros-ad2d288959286d2d.ros.5ie7g53d-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/ros-ad2d288959286d2d.ros.5ie7g53d-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/ros-ad2d288959286d2d.ros.5ie7g53d-cgu.2.rcgu.o" "-o" "/opt/crater/target/debug/deps/ros-ad2d288959286d2d" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/ros-c104722b18a3cf93/out" "-L" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libros-228ea6a98126d7d8.rlib" "/opt/crater/target/debug/deps/libuart_16550-12791a8ee07b344d.rlib" "/opt/crater/target/debug/deps/libx86_64-63bc7dc6c8fa3353.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-65924abfed393c40.rlib" "/opt/crater/target/debug/deps/libpc_keyboard-7971b32a12abc98a.rlib" "/opt/crater/target/debug/deps/libvolatile-a6274c63e85eedc4.rlib" "/opt/crater/target/debug/deps/libspin-121c099f003ea3e5.rlib" "/opt/crater/target/debug/deps/libx86_64-d7b1fee3ecc5fcc8.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-b78ff8bdb360b79e.rlib" "/opt/crater/target/debug/deps/libarray_init-6ba58839649927b4.rlib" "/opt/crater/target/debug/deps/libnodrop-3e4eacebea822204.rlib" "/opt/crater/target/debug/deps/libusize_conversions-885df14c24659b2d.rlib" "/opt/crater/target/debug/deps/libbit_field-cd3bb28dc7f4af9e.rlib" "/opt/crater/target/debug/deps/libbitflags-20966be936af198b.rlib" "/opt/crater/target/debug/deps/libux-efadc792039eb950.rlib" "/opt/crater/target/debug/deps/liblazy_static-de701c98ee84ab34.rlib" "/opt/crater/target/debug/deps/libspin-efe68d38fb3a8c35.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2d032fe7d4e1e163.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-622fdce0dc084cba.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a17fdd0a687135a8.rlib" "-Wl,-Bdynamic" [INFO] [stderr] = note: /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o: In function `_start': [INFO] [stderr] (.text+0x12): undefined reference to `__libc_csu_fini' [INFO] [stderr] /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o: In function `_start': [INFO] [stderr] (.text+0x19): undefined reference to `__libc_csu_init' [INFO] [stderr] /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o: In function `_start': [INFO] [stderr] (.text+0x20): undefined reference to `main' [INFO] [stderr] /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o: In function `_start': [INFO] [stderr] (.text+0x26): undefined reference to `__libc_start_main' [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `ros`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "80ee5282a02000cbdf7da9f34b1825576db15a3ade337ba944081ead60167eed"` [INFO] running `"docker" "rm" "-f" "80ee5282a02000cbdf7da9f34b1825576db15a3ade337ba944081ead60167eed"` [INFO] [stdout] 80ee5282a02000cbdf7da9f34b1825576db15a3ade337ba944081ead60167eed