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 ReUseSupersetCallSummarizer --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 20:20:49,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:20:49,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:20:50,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:20:50,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:20:50,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:20:50,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:20:50,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:20:50,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:20:50,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:20:50,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:20:50,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:20:50,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:20:50,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:20:50,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:20:50,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:20:50,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:20:50,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:20:50,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:20:50,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:20:50,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:20:50,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:20:50,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:20:50,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:20:50,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:20:50,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:20:50,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:20:50,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:20:50,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:20:50,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:20:50,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:20:50,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:20:50,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:20:50,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:20:50,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:20:50,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:20:50,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:20:50,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:20:50,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:20:50,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:20:50,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:20:50,043 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 20:20:50,057 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:20:50,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:20:50,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:20:50,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:20:50,059 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:20:50,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:20:50,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:20:50,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:20:50,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:20:50,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:20:50,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:20:50,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:20:50,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:20:50,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:20:50,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:20:50,061 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:20:50,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:20:50,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:20:50,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:20:50,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:20:50,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:20:50,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:20:50,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:20:50,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:20:50,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:20:50,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:20:50,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:20:50,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:20:50,064 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 -> ReUseSupersetCallSummarizer 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 20:20:50,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:20:50,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:20:50,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:20:50,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:20:50,110 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:20:50,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 20:20:50,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15c3f7859/e133674fb3db4f908738d94ee8dc5be4/FLAG78c5f9528 [2019-09-20 20:20:50,744 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:20:50,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 20:20:50,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15c3f7859/e133674fb3db4f908738d94ee8dc5be4/FLAG78c5f9528 [2019-09-20 20:20:51,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15c3f7859/e133674fb3db4f908738d94ee8dc5be4 [2019-09-20 20:20:51,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:20:51,034 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:20:51,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:51,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:20:51,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:20:51,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad0943a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51, skipping insertion in model container [2019-09-20 20:20:51,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,051 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:20:51,113 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:20:51,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:51,575 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:20:51,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:51,739 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:20:51,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51 WrapperNode [2019-09-20 20:20:51,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:51,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:20:51,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:20:51,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:20:51,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (1/1) ... [2019-09-20 20:20:51,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:20:51,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:20:51,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:20:51,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:20:51,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:51" (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 20:20:51,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:20:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:20:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 20:20:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 20:20:51,905 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-09-20 20:20:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-09-20 20:20:51,906 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-09-20 20:20:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-09-20 20:20:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-09-20 20:20:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-09-20 20:20:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-09-20 20:20:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-09-20 20:20:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-09-20 20:20:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-09-20 20:20:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-09-20 20:20:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-09-20 20:20:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-09-20 20:20:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-09-20 20:20:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 20:20:51,910 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:20:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 20:20:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 20:20:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 20:20:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 20:20:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 20:20:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 20:20:51,912 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 20:20:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:20:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 20:20:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:20:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 20:20:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 20:20:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-09-20 20:20:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-09-20 20:20:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-09-20 20:20:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-09-20 20:20:51,913 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-09-20 20:20:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-09-20 20:20:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-09-20 20:20:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-09-20 20:20:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-09-20 20:20:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-09-20 20:20:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-09-20 20:20:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-09-20 20:20:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 20:20:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 20:20:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 20:20:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 20:20:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 20:20:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 20:20:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 20:20:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 20:20:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-09-20 20:20:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-09-20 20:20:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 20:20:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:20:51,916 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 20:20:51,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:20:51,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:20:52,350 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 20:20:52,546 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 20:20:52,547 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 20:20:52,597 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 20:20:52,660 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-20 20:20:52,660 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-20 20:20:52,696 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 20:20:52,716 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 20:20:52,716 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 20:20:52,723 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 20:20:52,734 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 20:20:52,734 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 20:20:52,963 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 20:20:53,012 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-09-20 20:20:53,013 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-09-20 20:20:53,050 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 20:20:53,102 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-20 20:20:53,103 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-20 20:20:53,371 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:20:53,372 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 20:20:53,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:53 BoogieIcfgContainer [2019-09-20 20:20:53,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:20:53,374 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:20:53,374 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:20:53,374 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:20:53,376 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:53" (1/1) ... [2019-09-20 20:20:53,376 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:20:53,399 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:20:53,400 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:20:53,411 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:20:53,422 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:20:53,424 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:20:53,607 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-20 20:20:53,852 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 20:20:53,967 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 20:20:54,161 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 20:20:54,693 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2019-09-20 20:20:55,398 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2019-09-20 20:20:55,608 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 20:20:56,092 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2019-09-20 20:20:56,300 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 20:20:57,470 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 20:20:58,017 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 20:20:59,157 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 20:20:59,689 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 20:21:00,813 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 20:21:01,317 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 20:21:02,432 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-20 20:21:02,919 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 20:21:03,965 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 20:21:04,481 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 20:21:05,146 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 20:21:05,341 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:21:05,933 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 20:21:06,130 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:21:06,740 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 20:21:06,939 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:21:07,994 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 20:21:08,533 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 20:21:09,117 WARN L191 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 20:21:09,319 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:21:09,887 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 20:21:10,093 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:21:10,685 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 20:21:10,891 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 20:21:11,230 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2019-09-20 20:21:11,370 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 20:21:11,918 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 137 [2019-09-20 20:21:12,166 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 20:21:13,630 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 148 DAG size of output: 142 [2019-09-20 20:21:14,327 WARN L191 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 20:21:15,757 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 147 DAG size of output: 144 [2019-09-20 20:21:16,466 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-20 20:21:18,410 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 152 DAG size of output: 149 [2019-09-20 20:21:19,375 WARN L191 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-20 20:21:21,327 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 154 DAG size of output: 149 [2019-09-20 20:21:22,276 WARN L191 SmtUtils]: Spent 947.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-20 20:21:24,713 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2019-09-20 20:21:25,319 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 144 [2019-09-20 20:21:25,579 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-20 20:21:25,722 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-20 20:21:27,237 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 193 DAG size of output: 180 [2019-09-20 20:21:27,819 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-09-20 20:21:29,848 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2019-09-20 20:21:31,085 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-20 20:21:31,637 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 20:21:32,821 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-20 20:21:33,379 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 20:21:34,751 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 138 DAG size of output: 132 [2019-09-20 20:21:35,372 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 132