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/systemc/transmitter.03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:25:56,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:25:56,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:25:56,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:25:56,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:25:56,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:25:56,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:25:56,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:25:56,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:25:56,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:25:56,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:25:56,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:25:56,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:25:56,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:25:56,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:25:56,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:25:56,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:25:56,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:25:56,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:25:56,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:25:56,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:25:56,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:25:56,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:25:56,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:25:56,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:25:56,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:25:56,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:25:56,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:25:56,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:25:56,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:25:56,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:25:56,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:25:56,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:25:56,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:25:56,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:25:56,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:25:56,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:25:56,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:25:56,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:25:56,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:25:56,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:25:56,756 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 14:25:56,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:25:56,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:25:56,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:25:56,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:25:56,771 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:25:56,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:25:56,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:25:56,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:25:56,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:25:56,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:25:56,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:25:56,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:25:56,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:25:56,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:25:56,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:25:56,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:25:56,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:25:56,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:25:56,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:25:56,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:25:56,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:25:56,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:25:56,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:25:56,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:25:56,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:25:56,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:25:56,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:25:56,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:25:56,776 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 14:25:56,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:25:56,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:25:56,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:25:56,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:25:56,823 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:25:56,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.03.cil.c [2019-09-20 14:25:56,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08e9594c1/843c5300d1a84a898df79c95330590e1/FLAG0f03cdb8a [2019-09-20 14:25:57,339 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:25:57,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.03.cil.c [2019-09-20 14:25:57,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08e9594c1/843c5300d1a84a898df79c95330590e1/FLAG0f03cdb8a [2019-09-20 14:25:57,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08e9594c1/843c5300d1a84a898df79c95330590e1 [2019-09-20 14:25:57,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:25:57,732 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:25:57,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:25:57,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:25:57,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:25:57,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:57" (1/1) ... [2019-09-20 14:25:57,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6712ea0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:57, skipping insertion in model container [2019-09-20 14:25:57,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:57" (1/1) ... [2019-09-20 14:25:57,749 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:25:57,800 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:25:58,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:25:58,089 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:25:58,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:25:58,254 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:25:58,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58 WrapperNode [2019-09-20 14:25:58,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:25:58,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:25:58,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:25:58,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:25:58,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (1/1) ... [2019-09-20 14:25:58,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (1/1) ... [2019-09-20 14:25:58,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (1/1) ... [2019-09-20 14:25:58,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (1/1) ... [2019-09-20 14:25:58,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (1/1) ... [2019-09-20 14:25:58,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (1/1) ... [2019-09-20 14:25:58,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (1/1) ... [2019-09-20 14:25:58,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:25:58,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:25:58,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:25:58,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:25:58,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:58" (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 14:25:58,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:25:58,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:25:58,387 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 14:25:58,387 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 14:25:58,387 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 14:25:58,387 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-20 14:25:58,387 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-09-20 14:25:58,388 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 14:25:58,388 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 14:25:58,388 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-20 14:25:58,388 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-09-20 14:25:58,388 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 14:25:58,388 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 14:25:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 14:25:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 14:25:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 14:25:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 14:25:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 14:25:58,389 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 14:25:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 14:25:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 14:25:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 14:25:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 14:25:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 14:25:58,390 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:25:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:25:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:25:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 14:25:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 14:25:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 14:25:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-20 14:25:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-09-20 14:25:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 14:25:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 14:25:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 14:25:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-20 14:25:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-09-20 14:25:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 14:25:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 14:25:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 14:25:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 14:25:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 14:25:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 14:25:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 14:25:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 14:25:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 14:25:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 14:25:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 14:25:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 14:25:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:25:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:25:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:25:59,387 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:25:59,388 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 14:25:59,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:25:59 BoogieIcfgContainer [2019-09-20 14:25:59,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:25:59,390 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:25:59,390 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:25:59,391 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:25:59,392 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:25:59" (1/1) ... [2019-09-20 14:25:59,392 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 14:25:59,421 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:25:59,422 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:25:59,436 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:25:59,447 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:25:59,448 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:25:59,688 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 79 for LOIs [2019-09-20 14:25:59,738 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 72 for LOIs [2019-09-20 14:26:01,038 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2019-09-20 14:26:01,719 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 14:26:02,264 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:02,466 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:02,753 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:02,931 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:04,437 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2019-09-20 14:26:04,665 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 14:26:04,797 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2019-09-20 14:26:05,068 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2019-09-20 14:26:06,085 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:06,288 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:06,537 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:06,731 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:07,938 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 76 [2019-09-20 14:26:08,114 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 14:26:08,661 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2019-09-20 14:26:08,891 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 14:26:09,523 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2019-09-20 14:26:09,819 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 14:26:09,824 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 74 for LOIs [2019-09-20 14:26:10,251 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2019-09-20 14:26:10,410 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 14:26:10,787 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2019-09-20 14:26:10,952 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 14:26:11,341 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2019-09-20 14:26:11,505 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 14:26:12,027 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 100 [2019-09-20 14:26:12,524 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 100 [2019-09-20 14:26:13,024 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 100 [2019-09-20 14:26:14,017 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:14,236 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:14,485 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:14,691 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:15,747 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:15,948 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:16,203 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:16,397 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:17,580 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:17,782 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 14:26:18,048 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:18,249 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:26:18,378 INFO L199 IcfgInterpreter]: Interpreting procedure transmit3 with input of size 9 for LOIs [2019-09-20 14:26:18,379 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-20 14:26:18,390 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:26:18,391 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:26:18,394 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 962#(and (= 1 ~t3_pc~0) (= 1 ~t3_st~0)) [2019-09-20 14:26:18,404 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:26:18,404 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:26:18,406 INFO L168 Benchmark]: Toolchain (without parser) took 20674.37 ms. Allocated memory was 139.5 MB in the beginning and 470.8 MB in the end (delta: 331.4 MB). Free memory was 86.8 MB in the beginning and 158.6 MB in the end (delta: -71.8 MB). Peak memory consumption was 259.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:18,407 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:26:18,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.65 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 173.8 MB in the end (delta: -87.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:18,409 INFO L168 Benchmark]: Boogie Preprocessor took 56.76 ms. Allocated memory is still 199.2 MB. Free memory was 173.8 MB in the beginning and 171.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:18,410 INFO L168 Benchmark]: RCFGBuilder took 1076.84 ms. Allocated memory is still 199.2 MB. Free memory was 171.3 MB in the beginning and 85.5 MB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:18,411 INFO L168 Benchmark]: Sifa took 19014.45 ms. Allocated memory was 199.2 MB in the beginning and 470.8 MB in the end (delta: 271.6 MB). Free memory was 85.5 MB in the beginning and 158.6 MB in the end (delta: -73.1 MB). Peak memory consumption was 198.5 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:18,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 522.65 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 173.8 MB in the end (delta: -87.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.76 ms. Allocated memory is still 199.2 MB. Free memory was 173.8 MB in the beginning and 171.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1076.84 ms. Allocated memory is still 199.2 MB. Free memory was 171.3 MB in the beginning and 85.5 MB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. * Sifa took 19014.45 ms. Allocated memory was 199.2 MB in the beginning and 470.8 MB in the end (delta: 271.6 MB). Free memory was 85.5 MB in the beginning and 158.6 MB in the end (delta: -73.1 MB). Peak memory consumption was 198.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 18974, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 424, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 302, TOOLS_POST_TIME[ms]: 129, TOOLS_POST_CALL_APPLICATIONS: 87, TOOLS_POST_CALL_TIME[ms]: 219, TOOLS_POST_RETURN_APPLICATIONS: 82, TOOLS_POST_RETURN_TIME[ms]: 120, TOOLS_QUANTIFIERELIM_APPLICATIONS: 469, TOOLS_QUANTIFIERELIM_TIME[ms]: 343, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 432, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 184, DOMAIN_JOIN_TIME[ms]: 18007, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 37, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 142, DOMAIN_ISBOTTOM_TIME[ms]: 245, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11342, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11341, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 82, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 7102, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7100, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 55, DAG_COMPRESSION_PROCESSED_NODES: 555, DAG_COMPRESSION_RETAINED_NODES: 282 - UnprovableResult [Line: 11]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 962#(and (= 1 ~t3_pc~0) (= 1 ~t3_st~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...