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 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 14:06:49,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:06:49,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:06:49,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:06:49,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:06:49,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:06:49,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:06:49,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:06:49,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:06:49,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:06:49,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:06:49,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:06:49,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:06:49,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:06:49,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:06:49,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:06:49,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:06:49,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:06:49,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:06:49,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:06:49,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:06:49,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:06:49,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:06:49,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:06:49,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:06:49,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:06:49,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:06:49,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:06:49,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:06:49,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:06:49,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:06:49,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:06:49,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:06:49,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:06:49,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:06:49,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:06:49,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:06:49,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:06:49,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:06:49,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:06:49,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:06:49,643 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 14:06:49,663 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:06:49,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:06:49,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:06:49,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:06:49,666 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:06:49,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:06:49,666 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:06:49,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:06:49,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:06:49,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:06:49,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:06:49,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:06:49,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:06:49,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:06:49,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:06:49,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:06:49,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:06:49,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:06:49,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:06:49,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:06:49,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:06:49,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:06:49,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:06:49,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:06:49,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:06:49,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:06:49,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:06:49,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:06:49,672 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 -> 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 14:06:49,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:06:49,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:06:49,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:06:49,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:06:49,726 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:06:49,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 14:06:49,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e13e21a2e/19ecc388590d4deda797a92dafaf8f7f/FLAG1a4359eb7 [2019-09-20 14:06:50,358 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:06:50,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 14:06:50,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e13e21a2e/19ecc388590d4deda797a92dafaf8f7f/FLAG1a4359eb7 [2019-09-20 14:06:50,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e13e21a2e/19ecc388590d4deda797a92dafaf8f7f [2019-09-20 14:06:50,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:06:50,666 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:06:50,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:50,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:06:50,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:06:50,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:50" (1/1) ... [2019-09-20 14:06:50,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65a3c4e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:50, skipping insertion in model container [2019-09-20 14:06:50,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:50" (1/1) ... [2019-09-20 14:06:50,681 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:06:50,743 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:06:51,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:51,179 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:06:51,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:51,343 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:06:51,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51 WrapperNode [2019-09-20 14:06:51,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:51,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:06:51,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:06:51,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:06:51,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (1/1) ... [2019-09-20 14:06:51,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (1/1) ... [2019-09-20 14:06:51,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (1/1) ... [2019-09-20 14:06:51,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (1/1) ... [2019-09-20 14:06:51,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (1/1) ... [2019-09-20 14:06:51,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (1/1) ... [2019-09-20 14:06:51,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (1/1) ... [2019-09-20 14:06:51,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:06:51,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:06:51,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:06:51,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:06:51,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:51" (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 14:06:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:06:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:06:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 14:06:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 14:06:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-09-20 14:06:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-09-20 14:06:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-09-20 14:06:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-09-20 14:06:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-09-20 14:06:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-09-20 14:06:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-09-20 14:06:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-09-20 14:06:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-09-20 14:06:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-09-20 14:06:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-09-20 14:06:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-09-20 14:06:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-09-20 14:06:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-09-20 14:06:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 14:06:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:06:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 14:06:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 14:06:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 14:06:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 14:06:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 14:06:51,516 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 14:06:51,516 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 14:06:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:06:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 14:06:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:06:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 14:06:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 14:06:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-09-20 14:06:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-09-20 14:06:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-09-20 14:06:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-09-20 14:06:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-09-20 14:06:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-09-20 14:06:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-09-20 14:06:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-09-20 14:06:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-09-20 14:06:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-09-20 14:06:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-09-20 14:06:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-09-20 14:06:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 14:06:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 14:06:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 14:06:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 14:06:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 14:06:51,520 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 14:06:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 14:06:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 14:06:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-09-20 14:06:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-09-20 14:06:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 14:06:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:06:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 14:06:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:06:51,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:06:51,921 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:52,094 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 14:06:52,094 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 14:06:52,110 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:52,247 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-20 14:06:52,247 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-20 14:06:52,282 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:52,308 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 14:06:52,309 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 14:06:52,314 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:52,327 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 14:06:52,327 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 14:06:52,572 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:52,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-09-20 14:06:52,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-09-20 14:06:52,641 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:52,663 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-20 14:06:52,663 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-20 14:06:52,927 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:06:52,927 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 14:06:52,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:52 BoogieIcfgContainer [2019-09-20 14:06:52,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:06:52,929 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:06:52,930 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:06:52,930 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:06:52,931 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:52" (1/1) ... [2019-09-20 14:06:52,932 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:06:52,954 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:06:52,955 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:06:52,965 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:06:52,974 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:06:52,976 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:06:53,136 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-20 14:06:54,000 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-20 14:06:54,215 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 14:06:54,677 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-20 14:06:54,867 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-20 14:06:55,995 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 14:06:56,536 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 14:06:57,621 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 14:06:58,126 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 14:06:59,216 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 14:06:59,701 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 14:07:00,803 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 143 DAG size of output: 137 [2019-09-20 14:07:01,309 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 14:07:02,358 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 14:07:02,852 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 14:07:03,452 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 14:07:03,642 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:07:04,828 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 14:07:05,024 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:07:06,179 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 14:07:06,382 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:07:07,421 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 144 DAG size of output: 137 [2019-09-20 14:07:07,925 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-20 14:07:08,549 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2019-09-20 14:07:08,748 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:07:09,907 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 14:07:10,101 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:07:11,247 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 147 DAG size of output: 124 [2019-09-20 14:07:11,443 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 14:07:11,670 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 14:07:11,837 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 14:07:12,378 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-20 14:07:12,657 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 14:07:13,505 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 14:07:13,942 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 14:07:14,374 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 14:07:14,802 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 14:07:15,698 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 14:07:15,900 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 14:07:16,087 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 14:07:16,273 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:07:16,393 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:07:16,542 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:07:16,687 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:07:17,126 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-20 14:07:17,334 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 14:07:17,800 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 60 [2019-09-20 14:07:18,116 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 14:07:18,323 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 14:07:18,610 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 14:07:18,834 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-20 14:07:19,470 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-09-20 14:07:19,730 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 14:07:20,266 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2019-09-20 14:07:20,534 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 14:07:21,263 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-20 14:07:21,621 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 14:07:22,336 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2019-09-20 14:07:22,683 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 14:07:23,596 WARN L191 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2019-09-20 14:07:23,841 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 80 [2019-09-20 14:07:23,950 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:07:24,281 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 14:07:24,546 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 14:07:25,341 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2019-09-20 14:07:26,501 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2019-09-20 14:07:27,044 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 14:07:28,186 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2019-09-20 14:07:28,736 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 14:07:30,008 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 135 DAG size of output: 132 [2019-09-20 14:07:30,602 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 14:07:31,845 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 135 DAG size of output: 132 [2019-09-20 14:07:32,456 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 14:07:33,719 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2019-09-20 14:07:34,362 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 137