/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 07:56:20,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 07:56:20,376 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 07:56:20,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 07:56:20,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 07:56:20,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 07:56:20,405 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 07:56:20,406 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 07:56:20,406 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 07:56:20,407 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 07:56:20,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 07:56:20,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 07:56:20,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 07:56:20,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 07:56:20,408 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 07:56:20,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 07:56:20,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 07:56:20,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 07:56:20,410 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 07:56:20,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 07:56:20,411 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 07:56:20,414 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 07:56:20,414 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 07:56:20,415 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 07:56:20,415 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 07:56:20,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 07:56:20,415 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 07:56:20,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 07:56:20,415 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 07:56:20,415 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 07:56:20,416 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 07:56:20,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 07:56:20,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 07:56:20,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 07:56:20,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 07:56:20,416 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 07:56:20,417 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 07:56:20,417 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 07:56:20,417 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 07:56:20,417 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 07:56:20,417 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 07:56:20,418 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:56:20,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 07:56:20,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 07:56:20,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 07:56:20,597 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 07:56:20,598 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 07:56:20,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i [2024-11-05 07:56:21,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 07:56:22,173 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 07:56:22,174 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i [2024-11-05 07:56:22,208 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d20ce34/e0f715151e47431698177901644531a3/FLAG9021d186d [2024-11-05 07:56:22,223 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d20ce34/e0f715151e47431698177901644531a3 [2024-11-05 07:56:22,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 07:56:22,227 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 07:56:22,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 07:56:22,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 07:56:22,234 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 07:56:22,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:56:22" (1/1) ... [2024-11-05 07:56:22,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56708021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:22, skipping insertion in model container [2024-11-05 07:56:22,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:56:22" (1/1) ... [2024-11-05 07:56:22,347 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 07:56:22,543 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i[4494,4507] [2024-11-05 07:56:22,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i[4554,4567] [2024-11-05 07:56:22,906 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:22,981 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:22,982 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:22,982 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:22,990 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:22,991 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:22,992 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:22,994 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:22,995 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:22,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:22,996 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:22,998 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:22,998 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,000 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,000 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,006 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,006 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,006 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,007 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,008 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,008 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,008 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,008 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,230 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,230 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,231 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,231 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,322 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,338 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,343 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,346 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,393 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,394 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:56:23,541 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 07:56:23,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 07:56:23,582 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i[4494,4507] [2024-11-05 07:56:23,586 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i[4554,4567] [2024-11-05 07:56:23,602 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,615 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,619 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,621 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,622 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,631 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,632 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,636 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,636 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,636 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,636 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,711 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,711 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,738 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,750 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,774 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,775 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,776 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 07:56:23,776 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,776 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:56:23,821 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 07:56:23,835 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i[4494,4507] [2024-11-05 07:56:23,836 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_advance_harness_negated.i[4554,4567] [2024-11-05 07:56:23,866 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,867 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,867 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,868 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,868 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2024-11-05 07:56:23,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,957 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:56:23,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2024-11-05 07:56:23,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:56:24,113 INFO L204 MainTranslator]: Completed translation [2024-11-05 07:56:24,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24 WrapperNode [2024-11-05 07:56:24,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 07:56:24,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 07:56:24,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 07:56:24,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 07:56:24,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,252 INFO L138 Inliner]: procedures = 700, calls = 2671, calls flagged for inlining = 60, calls inlined = 8, statements flattened = 976 [2024-11-05 07:56:24,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 07:56:24,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 07:56:24,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 07:56:24,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 07:56:24,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,274 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,344 INFO L175 MemorySlicer]: Split 591 memory accesses to 5 slices as follows [81, 2, 257, 245, 6]. 43 percent of accesses are in the largest equivalence class. The 25 initializations are split as follows [12, 2, 0, 11, 0]. The 508 writes are split as follows [17, 0, 257, 232, 2]. [2024-11-05 07:56:24,345 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,387 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 07:56:24,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 07:56:24,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 07:56:24,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 07:56:24,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (1/1) ... [2024-11-05 07:56:24,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 07:56:24,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 07:56:24,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 07:56:24,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-05 07:56:24,484 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 07:56:24,484 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 07:56:24,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 07:56:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 07:56:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 07:56:24,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 07:56:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 07:56:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 07:56:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 07:56:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 07:56:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 07:56:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-05 07:56:24,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 07:56:24,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 07:56:24,487 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 07:56:24,487 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 07:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 07:56:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 07:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 07:56:24,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 07:56:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 07:56:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 07:56:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 07:56:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 07:56:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 07:56:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 07:56:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 07:56:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-05 07:56:24,491 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-05 07:56:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 07:56:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 07:56:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-05 07:56:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-05 07:56:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-05 07:56:24,492 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-05 07:56:24,753 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 07:56:24,755 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 07:56:47,185 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-05 07:56:47,185 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 07:56:47,199 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 07:56:47,199 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-05 07:56:47,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:56:47 BoogieIcfgContainer [2024-11-05 07:56:47,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 07:56:47,202 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 07:56:47,202 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 07:56:47,204 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 07:56:47,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 07:56:22" (1/3) ... [2024-11-05 07:56:47,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f8a7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:56:47, skipping insertion in model container [2024-11-05 07:56:47,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:56:24" (2/3) ... [2024-11-05 07:56:47,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f8a7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:56:47, skipping insertion in model container [2024-11-05 07:56:47,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:56:47" (3/3) ... [2024-11-05 07:56:47,206 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_advance_harness_negated.i [2024-11-05 07:56:47,225 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 07:56:47,226 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 07:56:47,284 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 07:56:47,289 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7b1885db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 07:56:47,290 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 07:56:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand has 172 states, 105 states have (on average 1.2190476190476192) internal successors, (128), 105 states have internal predecessors, (128), 55 states have call successors, (55), 11 states have call predecessors, (55), 11 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2024-11-05 07:56:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-05 07:56:47,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 07:56:47,302 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 07:56:47,303 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 07:56:47,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 07:56:47,306 INFO L85 PathProgramCache]: Analyzing trace with hash -613852057, now seen corresponding path program 1 times [2024-11-05 07:56:47,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 07:56:47,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [278860118] [2024-11-05 07:56:47,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 07:56:47,313 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:56:47,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 07:56:47,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 07:56:47,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-05 07:58:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 07:58:00,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 4254 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 07:58:00,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 07:58:00,580 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-05 07:58:00,580 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 07:58:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-05 07:58:02,771 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 07:58:02,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [278860118] [2024-11-05 07:58:02,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [278860118] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 07:58:02,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 07:58:02,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 07:58:02,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858325717] [2024-11-05 07:58:02,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 07:58:02,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 07:58:02,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 07:58:02,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 07:58:02,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 07:58:02,796 INFO L87 Difference]: Start difference. First operand has 172 states, 105 states have (on average 1.2190476190476192) internal successors, (128), 105 states have internal predecessors, (128), 55 states have call successors, (55), 11 states have call predecessors, (55), 11 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-05 07:58:02,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 07:58:02,841 INFO L93 Difference]: Finished difference Result 340 states and 509 transitions. [2024-11-05 07:58:02,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 07:58:02,845 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 89 [2024-11-05 07:58:02,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 07:58:02,877 INFO L225 Difference]: With dead ends: 340 [2024-11-05 07:58:02,877 INFO L226 Difference]: Without dead ends: 167 [2024-11-05 07:58:02,881 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 07:58:02,889 INFO L432 NwaCegarLoop]: 233 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 07:58:02,890 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 07:58:02,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-05 07:58:02,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2024-11-05 07:58:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 100 states have (on average 1.19) internal successors, (119), 101 states have internal predecessors, (119), 55 states have call successors, (55), 11 states have call predecessors, (55), 11 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-05 07:58:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 228 transitions. [2024-11-05 07:58:02,974 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 228 transitions. Word has length 89 [2024-11-05 07:58:02,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 07:58:02,979 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 228 transitions. [2024-11-05 07:58:02,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-05 07:58:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 228 transitions. [2024-11-05 07:58:02,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-05 07:58:02,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 07:58:02,984 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 07:58:03,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-05 07:58:03,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:58:03,185 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 07:58:03,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 07:58:03,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1224741629, now seen corresponding path program 1 times [2024-11-05 07:58:03,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 07:58:03,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1107570109] [2024-11-05 07:58:03,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 07:58:03,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:58:03,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 07:58:03,189 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 07:58:03,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process