[INFO] cloning repository weard1212/TuxenOS [INFO] running `"git" "clone" "--bare" "git://github.com/weard1212/TuxenOS.git" "work/cache/sources/gh/weard1212/TuxenOS"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/weard1212/TuxenOS'... [INFO] running `"git" "clone" "work/cache/sources/gh/weard1212/TuxenOS" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/weard1212/TuxenOS"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/weard1212/TuxenOS'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/weard1212/TuxenOS" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/weard1212/TuxenOS"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/weard1212/TuxenOS'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 47862f251620484e69a6a87eb609e1611279eb6a [INFO] sha for GitHub repo weard1212/TuxenOS: 47862f251620484e69a6a87eb609e1611279eb6a [INFO] validating manifest of weard1212/TuxenOS 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 weard1212/TuxenOS 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 weard1212/TuxenOS [INFO] finished frobbing weard1212/TuxenOS [INFO] frobbed toml for weard1212/TuxenOS written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/weard1212/TuxenOS/Cargo.toml [INFO] started frobbing weard1212/TuxenOS [INFO] finished frobbing weard1212/TuxenOS [INFO] frobbed toml for weard1212/TuxenOS written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/weard1212/TuxenOS/Cargo.toml [INFO] crate weard1212/TuxenOS 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 volatile v0.2.4 [INFO] [stderr] Downloaded ux v0.1.2 [INFO] [stderr] Downloaded bootloader_precompiled v0.2.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing weard1212/TuxenOS against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/weard1212/TuxenOS:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] f19dfbd5d6d83d06fc79e1597e65345f904058b713cf36efd6a4f7bb6f0b2bf1 [INFO] running `"docker" "start" "-a" "f19dfbd5d6d83d06fc79e1597e65345f904058b713cf36efd6a4f7bb6f0b2bf1"` [INFO] [stderr] Compiling os_bootinfo v0.2.1 [INFO] [stderr] Compiling ux v0.1.2 [INFO] [stderr] Compiling usize_conversions v0.2.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling bit_field v0.9.0 [INFO] [stderr] Compiling cpuio v0.2.0 [INFO] [stderr] Compiling spin v0.4.9 [INFO] [stderr] Compiling volatile v0.2.4 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling pic8259_simple v0.1.1 [INFO] [stderr] Compiling bootloader_precompiled v0.2.0 [INFO] [stderr] Compiling x86_64 v0.2.14 [INFO] [stderr] Compiling uart_16550 v0.1.0 [INFO] [stderr] Compiling TuxenOS v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/vga_buffer.rs:104:21 [INFO] [stderr] | [INFO] [stderr] 104 | 0x20...0x7e | b'\n' | b'\t' | b'\r' => 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 attribute [INFO] [stderr] --> src/power.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_attributes)] on by default [INFO] [stderr] [INFO] [stderr] warning: crate `TuxenOS` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `tuxen_os` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line_text` [INFO] [stderr] --> src/main.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut line_text = ""; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_line_text` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | let mut line_text = ""; [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: crate `TuxenOS` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `tuxen_os` [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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.7.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libTuxenOS-65bf19d9a678b574.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libuart_16550-dd07a94f0bc21506.rlib" "/opt/crater/target/debug/deps/libx86_64-6587272300d2feab.rlib" "/opt/crater/target/debug/deps/libux-04f5821d4b8e965a.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libbit_field-e159bee715eaf616.rlib" "/opt/crater/target/debug/deps/libbitflags-289aea101accda3b.rlib" "/opt/crater/target/debug/deps/liblazy_static-8a5945ef36444efe.rlib" "/opt/crater/target/debug/deps/libvolatile-d5bfa8233a121ceb.rlib" "/opt/crater/target/debug/deps/libspin-a2669f15f37851ca.rlib" "/opt/crater/target/debug/deps/libbootloader_precompiled-fec0501ea062a952.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5d5836de4a922af7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0bd990bd23dec0da.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5a50a9afbc6d167.rlib" "-Wl,-Bdynamic" [INFO] [stderr] = note: /opt/crater/target/debug/deps/test_exception_breakpoint-8ae2997a5e084968.test_exception_breakpoint.sokrobs9-cgu.0.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-exception-breakpoint.rs:21: multiple definition of `_start' [INFO] [stderr] /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o:(.text+0x0): first defined here [INFO] [stderr] /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 `TuxenOS`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/test_panic-8d4e09c6070d4925.test_panic.104206q4-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_panic-8d4e09c6070d4925.test_panic.104206q4-cgu.1.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_panic-8d4e09c6070d4925" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libTuxenOS-65bf19d9a678b574.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libuart_16550-dd07a94f0bc21506.rlib" "/opt/crater/target/debug/deps/libx86_64-6587272300d2feab.rlib" "/opt/crater/target/debug/deps/libux-04f5821d4b8e965a.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libbit_field-e159bee715eaf616.rlib" "/opt/crater/target/debug/deps/libbitflags-289aea101accda3b.rlib" "/opt/crater/target/debug/deps/liblazy_static-8a5945ef36444efe.rlib" "/opt/crater/target/debug/deps/libvolatile-d5bfa8233a121ceb.rlib" "/opt/crater/target/debug/deps/libspin-a2669f15f37851ca.rlib" "/opt/crater/target/debug/deps/libbootloader_precompiled-fec0501ea062a952.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5d5836de4a922af7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0bd990bd23dec0da.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5a50a9afbc6d167.rlib" "-Wl,-Bdynamic" [INFO] [stderr] = note: /opt/crater/target/debug/deps/test_panic-8d4e09c6070d4925.test_panic.104206q4-cgu.0.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-panic.rs:13: multiple definition of `_start' [INFO] [stderr] /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o:(.text+0x0): first defined here [INFO] [stderr] /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 `TuxenOS`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/TuxenOS-7aed82f84970dec1.TuxenOS.5bgbmzq5-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/TuxenOS-7aed82f84970dec1.TuxenOS.5bgbmzq5-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/TuxenOS-7aed82f84970dec1.TuxenOS.5bgbmzq5-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/TuxenOS-7aed82f84970dec1.TuxenOS.5bgbmzq5-cgu.3.rcgu.o" "-o" "/opt/crater/target/debug/deps/TuxenOS-7aed82f84970dec1" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libTuxenOS-65bf19d9a678b574.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libuart_16550-dd07a94f0bc21506.rlib" "/opt/crater/target/debug/deps/libx86_64-6587272300d2feab.rlib" "/opt/crater/target/debug/deps/libux-04f5821d4b8e965a.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libbit_field-e159bee715eaf616.rlib" "/opt/crater/target/debug/deps/libbitflags-289aea101accda3b.rlib" "/opt/crater/target/debug/deps/liblazy_static-8a5945ef36444efe.rlib" "/opt/crater/target/debug/deps/libvolatile-d5bfa8233a121ceb.rlib" "/opt/crater/target/debug/deps/libspin-a2669f15f37851ca.rlib" "/opt/crater/target/debug/deps/libbootloader_precompiled-fec0501ea062a952.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5d5836de4a922af7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0bd990bd23dec0da.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5a50a9afbc6d167.rlib" "-Wl,-Bdynamic" [INFO] [stderr] = note: /opt/crater/target/debug/deps/TuxenOS-7aed82f84970dec1.TuxenOS.5bgbmzq5-cgu.0.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/main.rs:26: multiple definition of `_start' [INFO] [stderr] /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o:(.text+0x0): first defined here [INFO] [stderr] /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 `TuxenOS`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/test_basic_boot-ea20f14075794dfb.test_basic_boot.2970l9gj-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_basic_boot-ea20f14075794dfb.test_basic_boot.2970l9gj-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_basic_boot-ea20f14075794dfb.test_basic_boot.2970l9gj-cgu.2.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_basic_boot-ea20f14075794dfb" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libTuxenOS-65bf19d9a678b574.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libuart_16550-dd07a94f0bc21506.rlib" "/opt/crater/target/debug/deps/libx86_64-6587272300d2feab.rlib" "/opt/crater/target/debug/deps/libux-04f5821d4b8e965a.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libbit_field-e159bee715eaf616.rlib" "/opt/crater/target/debug/deps/libbitflags-289aea101accda3b.rlib" "/opt/crater/target/debug/deps/liblazy_static-8a5945ef36444efe.rlib" "/opt/crater/target/debug/deps/libvolatile-d5bfa8233a121ceb.rlib" "/opt/crater/target/debug/deps/libspin-a2669f15f37851ca.rlib" "/opt/crater/target/debug/deps/libbootloader_precompiled-fec0501ea062a952.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5d5836de4a922af7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0bd990bd23dec0da.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5a50a9afbc6d167.rlib" "-Wl,-Bdynamic" [INFO] [stderr] = note: /opt/crater/target/debug/deps/test_basic_boot-ea20f14075794dfb.test_basic_boot.2970l9gj-cgu.1.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-basic-boot.rs:16: multiple definition of `_start' [INFO] [stderr] /usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o:(.text+0x0): first defined here [INFO] [stderr] /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 `TuxenOS`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "f19dfbd5d6d83d06fc79e1597e65345f904058b713cf36efd6a4f7bb6f0b2bf1"` [INFO] running `"docker" "rm" "-f" "f19dfbd5d6d83d06fc79e1597e65345f904058b713cf36efd6a4f7bb6f0b2bf1"` [INFO] [stdout] f19dfbd5d6d83d06fc79e1597e65345f904058b713cf36efd6a4f7bb6f0b2bf1