[INFO] cloning repository sbutler2901/rustos [INFO] running `"git" "clone" "--bare" "git://github.com/sbutler2901/rustos.git" "work/cache/sources/gh/sbutler2901/rustos"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/sbutler2901/rustos'... [INFO] running `"git" "clone" "work/cache/sources/gh/sbutler2901/rustos" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbutler2901/rustos"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbutler2901/rustos'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sbutler2901/rustos" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbutler2901/rustos"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbutler2901/rustos'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f95983c7a8f09de888b9fecaa377c473a5867199 [INFO] sha for GitHub repo sbutler2901/rustos: f95983c7a8f09de888b9fecaa377c473a5867199 [INFO] validating manifest of sbutler2901/rustos 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 sbutler2901/rustos 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 sbutler2901/rustos [INFO] finished frobbing sbutler2901/rustos [INFO] frobbed toml for sbutler2901/rustos written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbutler2901/rustos/Cargo.toml [INFO] started frobbing sbutler2901/rustos [INFO] finished frobbing sbutler2901/rustos [INFO] frobbed toml for sbutler2901/rustos written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sbutler2901/rustos/Cargo.toml [INFO] crate sbutler2901/rustos 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 v0.4.1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing sbutler2901/rustos against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sbutler2901/rustos:/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] e425c1b710cd35925144ac0593c735a083a06f2a42900fd41fa6c286b281bebc [INFO] running `"docker" "start" "-a" "e425c1b710cd35925144ac0593c735a083a06f2a42900fd41fa6c286b281bebc"` [INFO] [stderr] Compiling ux v0.1.3 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling zero v0.1.2 [INFO] [stderr] Compiling os_bootinfo v0.2.1 [INFO] [stderr] Compiling usize_conversions v0.2.0 [INFO] [stderr] Compiling bit_field v0.9.0 [INFO] [stderr] Compiling spin v0.4.10 [INFO] [stderr] Compiling font8x8 v0.2.4 [INFO] [stderr] Compiling cpuio v0.2.0 [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling volatile v0.2.6 [INFO] [stderr] Compiling array-init v0.0.4 [INFO] [stderr] Compiling xmas-elf v0.6.2 [INFO] [stderr] Compiling pic8259_simple v0.1.1 [INFO] [stderr] Compiling pulldown-cmark v0.0.3 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling raw-cpuid v6.1.0 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling skeptic v0.5.0 [INFO] [stderr] Compiling fixedvec v0.2.3 [INFO] [stderr] Compiling x86_64 v0.2.11 [INFO] [stderr] Compiling x86_64 v0.4.1 [INFO] [stderr] Compiling uart_16550 v0.1.0 [INFO] [stderr] Compiling bootloader v0.3.12 [INFO] [stderr] Compiling rust_os v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/vga_buffer.rs:92:21 [INFO] [stderr] | [INFO] [stderr] 92 | 0x20...0x7e | b'\n' => 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] 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_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.7.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_exception_double_fault_stack_overflow-ebf49b976edd5bc3" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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_double_fault_stack_overflow-ebf49b976edd5bc3.test_exception_double_fault_stack_overflow.8cxu0h40-cgu.6.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-exception-double-fault-stack-overflow.rs:44: 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: 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_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.7.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_exception_page_fault-a658de127121a4de" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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_page_fault-a658de127121a4de.test_exception_page_fault.64ul0ms6-cgu.7.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-exception-page-fault.rs:41: 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 `rust_os`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: Could not compile `rust_os`. [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-cda4be00e442d270.test_basic_boot.6id28bve-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_basic_boot-cda4be00e442d270.test_basic_boot.6id28bve-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_basic_boot-cda4be00e442d270.test_basic_boot.6id28bve-cgu.2.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_basic_boot-cda4be00e442d270" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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-cda4be00e442d270.test_basic_boot.6id28bve-cgu.0.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 `rust_os`. [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/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rust_os-fd875631607ada5a" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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/rust_os-fd875631607ada5a.rust_os.1jiokcyc-cgu.3.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/<::bootloader::entry_point macros>:2: 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 `rust_os`. [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_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.7.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_exception_divide_by_zero-dcb278fd59e4cc6a" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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_divide_by_zero-dcb278fd59e4cc6a.test_exception_divide_by_zero.4df8weto-cgu.6.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-exception-divide-by-zero.rs:40: 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 `rust_os`. [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_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.7.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_exception_breakpoint-703e346bb7f7d60d" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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-703e346bb7f7d60d.test_exception_breakpoint.cti87yq2-cgu.5.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-exception-breakpoint.rs:42: 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 `rust_os`. [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-7848ba51299f4b6f.test_panic.ao93cuo7-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_panic-7848ba51299f4b6f.test_panic.ao93cuo7-cgu.1.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_panic-7848ba51299f4b6f" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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-7848ba51299f4b6f.test_panic.ao93cuo7-cgu.1.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 `rust_os`. [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_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.8.rcgu.o" "-o" "/opt/crater/target/debug/deps/test_interrupt_syscall-b94390dc37b83491" "-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/librust_os-cd4dac2a968ca839.rlib" "/opt/crater/target/debug/deps/libpic8259_simple-cf8afcc3918b371f.rlib" "/opt/crater/target/debug/deps/libcpuio-73d140bfdf9c3171.rlib" "/opt/crater/target/debug/deps/libx86_64-eaa59edd865d3ea3.rlib" "/opt/crater/target/debug/deps/libraw_cpuid-a33107382ac4816b.rlib" "/opt/crater/target/debug/deps/libarray_init-5eab4694537b72d6.rlib" "/opt/crater/target/debug/deps/libnodrop-b793c3a5ecf3a777.rlib" "/opt/crater/target/debug/deps/libuart_16550-a01d714def0807dd.rlib" "/opt/crater/target/debug/deps/libspin-24fbb085c8fd56ba.rlib" "/opt/crater/target/debug/deps/libvolatile-6a915f8499b18303.rlib" "/opt/crater/target/debug/deps/libbootloader-75309fba0c8a2bd5.rlib" "/opt/crater/target/debug/deps/libx86_64-44eb227e820ab862.rlib" "/opt/crater/target/debug/deps/libux-14d6b07fe4d9b5f0.rlib" "/opt/crater/target/debug/deps/libusize_conversions-5bdded72cf5c7f56.rlib" "/opt/crater/target/debug/deps/libos_bootinfo-6883e6295ce88624.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-de9c30970aca25ae.rlib" "/opt/crater/target/debug/deps/libspin-539015256256c248.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_interrupt_syscall-b94390dc37b83491.test_interrupt_syscall.3bqoyma2-cgu.5.rcgu.o: In function `_start': [INFO] [stderr] /opt/crater/workdir/src/bin/test-interrupt-syscall.rs:43: 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 `rust_os`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e425c1b710cd35925144ac0593c735a083a06f2a42900fd41fa6c286b281bebc"` [INFO] running `"docker" "rm" "-f" "e425c1b710cd35925144ac0593c735a083a06f2a42900fd41fa6c286b281bebc"` [INFO] [stdout] e425c1b710cd35925144ac0593c735a083a06f2a42900fd41fa6c286b281bebc