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 TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --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 23:17:54,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:17:54,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:17:54,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:17:54,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:17:54,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:17:54,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:17:54,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:17:54,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:17:54,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:17:54,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:17:54,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:17:54,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:17:54,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:17:54,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:17:54,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:17:54,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:17:54,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:17:54,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:17:54,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:17:54,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:17:54,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:17:54,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:17:54,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:17:54,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:17:54,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:17:54,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:17:54,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:17:54,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:17:54,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:17:54,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:17:54,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:17:54,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:17:54,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:17:54,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:17:54,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:17:54,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:17:54,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:17:54,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:17:54,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:17:54,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:17:54,307 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 23:17:54,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:17:54,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:17:54,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:17:54,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:17:54,328 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:17:54,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:17:54,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:17:54,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:17:54,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:17:54,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:17:54,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:17:54,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:17:54,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:17:54,330 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:17:54,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:17:54,331 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:17:54,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:17:54,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:17:54,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:17:54,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:17:54,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:17:54,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:17:54,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:17:54,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:17:54,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:17:54,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:17:54,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:17:54,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:17:54,335 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:17:54,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:17:54,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:17:54,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:17:54,387 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:17:54,388 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:17:54,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 23:17:54,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc70b62c7/cd950552e7604ebc93afd88bf411fee4/FLAG58c97ba40 [2019-09-20 23:17:55,019 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:17:55,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 23:17:55,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc70b62c7/cd950552e7604ebc93afd88bf411fee4/FLAG58c97ba40 [2019-09-20 23:17:55,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc70b62c7/cd950552e7604ebc93afd88bf411fee4 [2019-09-20 23:17:55,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:17:55,257 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:17:55,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:55,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:17:55,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:17:55,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c635417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55, skipping insertion in model container [2019-09-20 23:17:55,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,271 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:17:55,322 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:17:55,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:55,774 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:17:55,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:55,895 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:17:55,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55 WrapperNode [2019-09-20 23:17:55,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:55,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:17:55,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:17:55,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:17:55,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (1/1) ... [2019-09-20 23:17:55,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:17:55,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:17:55,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:17:55,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:17:55,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:55" (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 23:17:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:17:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:17:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 23:17:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 23:17:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-09-20 23:17:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-09-20 23:17:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-09-20 23:17:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-09-20 23:17:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-09-20 23:17:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-09-20 23:17:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-09-20 23:17:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-09-20 23:17:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-09-20 23:17:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-09-20 23:17:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-09-20 23:17:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-09-20 23:17:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-09-20 23:17:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-09-20 23:17:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 23:17:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:17:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 23:17:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 23:17:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 23:17:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 23:17:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 23:17:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 23:17:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 23:17:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:17:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 23:17:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:17:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 23:17:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 23:17:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-09-20 23:17:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-09-20 23:17:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-09-20 23:17:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-09-20 23:17:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-09-20 23:17:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-09-20 23:17:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-09-20 23:17:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-09-20 23:17:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-09-20 23:17:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-09-20 23:17:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-09-20 23:17:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-09-20 23:17:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 23:17:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 23:17:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 23:17:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 23:17:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 23:17:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 23:17:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 23:17:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 23:17:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-09-20 23:17:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-09-20 23:17:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 23:17:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:17:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 23:17:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:17:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:17:56,339 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:17:56,582 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 23:17:56,583 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 23:17:56,594 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:17:56,643 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-20 23:17:56,643 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-20 23:17:56,663 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:17:56,692 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 23:17:56,693 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 23:17:56,700 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:17:56,713 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:17:56,713 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:17:56,934 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:17:56,967 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-09-20 23:17:56,968 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-09-20 23:17:56,995 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:17:57,018 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-20 23:17:57,019 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-20 23:17:57,280 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:17:57,280 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 23:17:57,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:57 BoogieIcfgContainer [2019-09-20 23:17:57,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:17:57,282 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:17:57,283 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:17:57,283 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:17:57,285 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:57" (1/1) ... [2019-09-20 23:17:57,285 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 23:17:57,325 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:17:57,326 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:17:57,348 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:17:57,360 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:17:57,362 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:17:57,584 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-20 23:17:58,512 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-20 23:17:58,732 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 23:17:59,176 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-20 23:17:59,385 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 23:18:00,501 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 23:18:01,001 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 23:18:02,061 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 23:18:02,537 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 23:18:03,614 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 23:18:04,136 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 23:18:05,183 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 23:18:05,713 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 23:18:06,755 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 23:18:07,258 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 23:18:07,845 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 23:18:08,044 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 23:18:09,267 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 23:18:09,469 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 23:18:10,610 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 23:18:10,802 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 23:18:11,846 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 23:18:12,380 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 23:18:12,947 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 23:18:13,137 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 23:18:14,284 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 23:18:14,494 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 23:18:15,638 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 23:18:15,852 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 23:18:16,122 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 23:18:16,296 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 23:18:16,852 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-20 23:18:17,123 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 23:18:17,969 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 23:18:18,400 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 23:18:18,811 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 23:18:19,227 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 23:18:20,077 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 23:18:20,257 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 23:18:20,442 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 23:18:20,619 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 23:18:20,736 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 23:18:20,895 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 23:18:21,043 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 23:18:21,497 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-20 23:18:21,732 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 23:18:22,188 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 60 [2019-09-20 23:18:22,514 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 23:18:22,726 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 23:18:23,008 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 23:18:23,226 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-20 23:18:23,823 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-09-20 23:18:24,081 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 23:18:24,608 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2019-09-20 23:18:24,873 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 23:18:25,595 WARN L191 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-20 23:18:25,954 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 23:18:26,707 WARN L191 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2019-09-20 23:18:27,057 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 23:18:27,945 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2019-09-20 23:18:28,176 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 80 [2019-09-20 23:18:28,283 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 23:18:28,616 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 23:18:28,874 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 23:18:29,667 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2019-09-20 23:18:30,777 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2019-09-20 23:18:31,299 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 23:18:32,389 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2019-09-20 23:18:32,902 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 23:18:34,060 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 135 DAG size of output: 132 [2019-09-20 23:18:34,613 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 23:18:35,746 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 135 DAG size of output: 132 [2019-09-20 23:18:36,293 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 23:18:37,446 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2019-09-20 23:18:38,036 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 23:18:38,843 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-20 23:18:39,621 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 155