java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:23:51,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:23:51,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:23:51,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:23:51,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:23:51,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:23:51,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:23:51,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:23:51,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:23:51,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:23:51,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:23:51,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:23:51,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:23:51,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:23:51,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:23:51,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:23:51,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:23:51,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:23:51,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:23:51,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:23:51,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:23:51,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:23:51,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:23:51,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:23:51,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:23:51,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:23:51,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:23:51,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:23:51,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:23:51,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:23:51,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:23:51,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:23:51,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:23:51,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:23:51,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:23:51,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:23:51,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:23:51,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:23:51,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:23:51,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:23:51,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:23:51,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 21:23:51,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:23:51,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:23:51,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:23:51,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:23:51,571 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:23:51,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:23:51,571 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:23:51,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:23:51,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:23:51,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:23:51,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:23:51,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:23:51,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:23:51,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:23:51,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:23:51,574 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:23:51,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:23:51,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:23:51,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:23:51,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:23:51,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:23:51,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:23:51,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:23:51,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:23:51,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:23:51,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:23:51,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:23:51,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:23:51,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 21:23:51,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:23:51,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:23:51,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:23:51,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:23:51,643 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:23:51,644 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 21:23:51,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72aec7ad0/8c250e2808d541da89d947559173972f/FLAGd9f7242a8 [2019-09-20 21:23:52,218 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:23:52,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 21:23:52,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72aec7ad0/8c250e2808d541da89d947559173972f/FLAGd9f7242a8 [2019-09-20 21:23:52,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72aec7ad0/8c250e2808d541da89d947559173972f [2019-09-20 21:23:52,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:23:52,512 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:23:52,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:23:52,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:23:52,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:23:52,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:23:52" (1/1) ... [2019-09-20 21:23:52,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761d3d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:52, skipping insertion in model container [2019-09-20 21:23:52,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:23:52" (1/1) ... [2019-09-20 21:23:52,527 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:23:52,590 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:23:53,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:23:53,025 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:23:53,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:23:53,150 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:23:53,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53 WrapperNode [2019-09-20 21:23:53,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:23:53,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:23:53,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:23:53,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:23:53,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... [2019-09-20 21:23:53,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... [2019-09-20 21:23:53,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... [2019-09-20 21:23:53,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... [2019-09-20 21:23:53,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... [2019-09-20 21:23:53,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... [2019-09-20 21:23:53,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... [2019-09-20 21:23:53,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:23:53,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:23:53,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:23:53,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:23:53,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:23:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:23:53,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:23:53,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:23:53,295 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 21:23:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 21:23:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-09-20 21:23:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-09-20 21:23:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-09-20 21:23:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-09-20 21:23:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-09-20 21:23:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-09-20 21:23:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-09-20 21:23:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-09-20 21:23:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-09-20 21:23:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-09-20 21:23:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-09-20 21:23:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-09-20 21:23:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-09-20 21:23:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-09-20 21:23:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 21:23:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:23:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 21:23:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 21:23:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 21:23:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 21:23:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 21:23:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 21:23:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 21:23:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:23:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 21:23:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:23:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 21:23:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 21:23:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-09-20 21:23:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-09-20 21:23:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-09-20 21:23:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-09-20 21:23:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-09-20 21:23:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-09-20 21:23:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-09-20 21:23:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-09-20 21:23:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-09-20 21:23:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-09-20 21:23:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-09-20 21:23:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-09-20 21:23:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 21:23:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 21:23:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 21:23:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 21:23:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 21:23:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 21:23:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 21:23:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 21:23:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-09-20 21:23:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-09-20 21:23:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 21:23:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:23:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 21:23:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:23:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:23:53,688 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:23:53,847 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 21:23:53,848 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 21:23:53,870 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:23:53,947 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-20 21:23:53,947 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-20 21:23:53,976 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:23:54,005 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 21:23:54,006 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 21:23:54,016 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:23:54,030 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 21:23:54,031 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 21:23:54,275 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:23:54,324 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-09-20 21:23:54,324 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-09-20 21:23:54,364 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:23:54,391 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-20 21:23:54,392 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-20 21:23:54,691 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:23:54,691 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 21:23:54,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:23:54 BoogieIcfgContainer [2019-09-20 21:23:54,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:23:54,694 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:23:54,694 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:23:54,694 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:23:54,695 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:23:54" (1/1) ... [2019-09-20 21:23:54,696 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:23:54,723 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:23:54,723 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:23:54,735 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:23:54,744 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:23:54,745 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:23:54,939 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-20 21:23:55,154 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 21:23:55,267 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 21:23:55,433 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 21:23:55,971 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2019-09-20 21:23:56,640 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2019-09-20 21:23:56,851 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 21:23:57,325 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2019-09-20 21:23:57,535 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 21:23:58,683 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 21:23:59,216 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 21:24:00,328 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 21:24:00,834 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 21:24:01,936 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 21:24:02,431 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 21:24:03,549 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 21:24:04,036 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 21:24:05,066 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 21:24:05,527 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 21:24:06,132 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 21:24:06,326 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 21:24:06,902 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 21:24:07,090 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 21:24:07,654 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 21:24:07,852 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 21:24:08,822 WARN L191 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 21:24:09,311 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 21:24:09,893 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 21:24:10,091 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 21:24:10,642 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 21:24:10,844 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 21:24:11,397 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 21:24:11,586 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 21:24:11,905 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2019-09-20 21:24:12,045 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 21:24:12,533 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 137 [2019-09-20 21:24:12,767 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 21:24:14,124 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 148 DAG size of output: 142 [2019-09-20 21:24:14,777 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 21:24:16,129 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 147 DAG size of output: 144 [2019-09-20 21:24:16,790 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-20 21:24:18,607 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 152 DAG size of output: 149 [2019-09-20 21:24:19,499 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-20 21:24:21,309 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 154 DAG size of output: 149 [2019-09-20 21:24:22,197 WARN L191 SmtUtils]: Spent 886.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-20 21:24:24,477 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2019-09-20 21:24:25,019 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 144 [2019-09-20 21:24:25,259 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-20 21:24:25,412 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-20 21:24:26,853 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 193 DAG size of output: 180 [2019-09-20 21:24:27,414 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-09-20 21:24:29,349 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2019-09-20 21:24:30,489 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-20 21:24:31,003 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 21:24:32,091 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-20 21:24:32,610 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 21:24:33,864 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 138 DAG size of output: 132 [2019-09-20 21:24:34,441 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 21:24:35,625 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 138 DAG size of output: 132 [2019-09-20 21:24:36,168 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 132