bin/symbiotic --witness witness.graphml --no-slice --no-prepare --prp=../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp ../sv-benchmarks/c/ldv-linux-3.4-simple/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c


--------------------------------------------------------------------------------


5.0.0-KLEE:86e6f6f8-dg:03407af1-symbiotic:a8aa8ad6-minisat:3db58943-stp:17249213-sbt-instrumentation:dd7e4312
INFO: After compilation stats: Globals/Functions/Blocks/Instr.: 26 26 112 1251
INFO: Compilation, preparation and instrumentation time: 0.120898962021
Removed calls to 'ldv_initialize' (function is undefined)
Removed calls to 'sysfs_remove_group' (function is undefined)
Removed calls to 'ldv_check_return_value' (function is undefined)
Removed calls to 'ldv_check_final_state' (function is undefined)
Defining function __dynamic_dev_dbg as symbolic
Defining function spi_setup as symbolic
Removed calls to '__list_add' (function is undefined)
Defining function sysfs_create_group as symbolic
Defining function hwmon_device_register as symbolic
Defining function dev_set_drvdata as symbolic
Defining function spi_write_then_read as symbolic
Defining function spi_sync as symbolic
Defining function msleep_interruptible as symbolic
Defining function sprintf as symbolic
Defining function ldv_some_page as symbolic
Defining function kmem_cache_alloc as symbolic
Linked our definitions to these undefined functions:
  kfree
  __VERIFIER_error
  __VERIFIER_make_symbolic
  __VERIFIER_nondet_int_named
  __VERIFIER_nondet_pointer_named
INFO: After-slicing optimizations and preparation time: 0.110526800156
INFO: Before verification stats: Globals/Functions/Blocks/Instr.: 74 27 58 663
INFO: Starting verification
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2544: memory error: object read only
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2544: memory error: out of bound pointer
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2547: memory error: out of bound pointer
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2627: memory error: object read only
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2627: memory error: out of bound pointer
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_820a1ded-4657-4945-96c7-ca1ad4bb1f7c/symbiotic/lib/kernel/kfree.c:5: memory error: invalid pointer: free
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_820a1ded-4657-4945-96c7-ca1ad4bb1f7c/symbiotic/lib/kernel/kfree.c:5: free of alloca
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_820a1ded-4657-4945-96c7-ca1ad4bb1f7c/symbiotic/lib/kernel/kfree.c:5: free of global
KLEE: NOTE: now ignoring this error at this location
klee: /var/xchalup4/symbiotic/klee/lib/Core/SpecialFunctionHandler.cpp:250: std::__cxx11::string klee::SpecialFunctionHandler::readStringAtAddress(klee::ExecutionState&, klee::ref<klee::Expr>): Assertion `isa<ConstantExpr>(cur) && "hit symbolic char while reading concrete string"' failed.
KLEE: output directory is "/tmp/symbiotic-8bWHuv/klee-out-0"
KLEE: Using STP solver backend
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2544: memory error: object read only
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2544: memory error: out of bound pointer
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2547: memory error: out of bound pointer
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2627: memory error: object read only
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/symbiotic-8bWHuv/43_1a_cilled_true-unreach-call_ok_nondet_linux-43_1a-drivers--hwmon--ads7871.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.c:2627: memory error: out of bound pointer
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_820a1ded-4657-4945-96c7-ca1ad4bb1f7c/symbiotic/lib/kernel/kfree.c:5: memory error: invalid pointer: free
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_820a1ded-4657-4945-96c7-ca1ad4bb1f7c/symbiotic/lib/kernel/kfree.c:5: free of alloca
KLEE: NOTE: now ignoring this error at this location
KLEE: ERROR: /tmp/vcloud-vcloud-master/worker/working_dir_820a1ded-4657-4945-96c7-ca1ad4bb1f7c/symbiotic/lib/kernel/kfree.c:5: free of global
KLEE: NOTE: now ignoring this error at this location
klee: /var/xchalup4/symbiotic/klee/lib/Core/SpecialFunctionHandler.cpp:250: std::__cxx11::string klee::SpecialFunctionHandler::readStringAtAddress(klee::ExecutionState&, klee::ref<klee::Expr>): Assertion `isa<ConstantExpr>(cur) && "hit symbolic char while reading concrete string"' failed.
0  klee            0x00000000012fcca8 llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 56
1  klee            0x00000000012fac7e llvm::sys::RunSignalHandlers() + 62
2  klee            0x00000000012fadcc
3  libpthread.so.0 0x00007f60d3053390
4  libc.so.6       0x00007f60d240c428 gsignal + 56
5  libc.so.6       0x00007f60d240e02a abort + 362
6  libc.so.6       0x00007f60d2404bd7
7  libc.so.6       0x00007f60d2404c82
8  klee            0x00000000005f7297 klee::SpecialFunctionHandler::readStringAtAddress[abi:cxx11](klee::ExecutionState&, klee::ref<klee::Expr>) + 1607
9  klee            0x00000000005f8ba7 klee::SpecialFunctionHandler::handleMakeSymbolic(klee::ExecutionState&, klee::KInstruction*, std::vector<klee::ref<klee::Expr>, std::allocator<klee::ref<klee::Expr> > >&) + 183
10 klee            0x00000000005f6b9f klee::SpecialFunctionHandler::handle(klee::ExecutionState&, llvm::Function*, klee::KInstruction*, std::vector<klee::ref<klee::Expr>, std::allocator<klee::ref<klee::Expr> > >&) + 143
11 klee            0x00000000005cdfa3 klee::Executor::callExternalFunction(klee::ExecutionState&, klee::KInstruction*, llvm::Function*, std::vector<klee::ref<klee::Expr>, std::allocator<klee::ref<klee::Expr> > >&) + 83
12 klee            0x00000000005d3229 klee::Executor::executeCall(klee::ExecutionState&, klee::KInstruction*, llvm::Function*, std::vector<klee::ref<klee::Expr>, std::allocator<klee::ref<klee::Expr> > >&) + 1321
13 klee            0x00000000005d8788 klee::Executor::executeInstruction(klee::ExecutionState&, klee::KInstruction*) + 14952
14 klee            0x00000000005da8c5 klee::Executor::run(klee::ExecutionState&) + 2117
15 klee            0x00000000005daeef klee::Executor::runFunctionAsMain(llvm::Function*, int, char**, char**) + 1391
16 klee            0x0000000000593c63 main + 8867
17 libc.so.6       0x00007f60d23f7830 __libc_start_main + 240
18 klee            0x00000000005bed49 _start + 41
Running the verifier failed
RESULT: unknown
INFO: Total time elapsed: 56.5321249962
