java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:40:24,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:40:24,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:40:24,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:40:24,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:40:24,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:40:24,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:40:24,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:40:24,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:40:24,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:40:24,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:40:24,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:40:24,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:40:24,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:40:24,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:40:24,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:40:24,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:40:24,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:40:24,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:40:24,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:40:24,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:40:24,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:40:24,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:40:24,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:40:24,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:40:24,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:40:24,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:40:24,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:40:24,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:40:24,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:40:24,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:40:24,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:40:24,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:40:24,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:40:24,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:40:24,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:40:24,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:40:24,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:40:24,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:40:24,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:40:24,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:40:24,661 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 [2019-09-19 00:40:24,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:40:24,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:40:24,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:40:24,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:40:24,677 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:40:24,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:40:24,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:40:24,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:40:24,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:40:24,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:40:24,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:40:24,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:40:24,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:40:24,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:40:24,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:40:24,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:40:24,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:40:24,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:40:24,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:40:24,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:40:24,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:40:24,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:40:24,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:40:24,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:40:24,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:40:24,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:40:24,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:40:24,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:40:24,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 00:40:24,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:40:24,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:40:24,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:40:24,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:40:24,740 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:40:24,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-09-19 00:40:24,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2255a369f/0c8d4fe2c35a48b291d21a9c57a60b56/FLAG466c1c397 [2019-09-19 00:40:25,296 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:40:25,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-09-19 00:40:25,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2255a369f/0c8d4fe2c35a48b291d21a9c57a60b56/FLAG466c1c397 [2019-09-19 00:40:25,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2255a369f/0c8d4fe2c35a48b291d21a9c57a60b56 [2019-09-19 00:40:25,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:40:25,677 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:40:25,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:40:25,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:40:25,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:40:25,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:40:25" (1/1) ... [2019-09-19 00:40:25,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2e65cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:25, skipping insertion in model container [2019-09-19 00:40:25,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:40:25" (1/1) ... [2019-09-19 00:40:25,695 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:40:25,744 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:40:25,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:40:25,968 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:40:26,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:40:26,115 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:40:26,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26 WrapperNode [2019-09-19 00:40:26,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:40:26,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:40:26,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:40:26,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:40:26,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (1/1) ... [2019-09-19 00:40:26,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (1/1) ... [2019-09-19 00:40:26,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (1/1) ... [2019-09-19 00:40:26,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (1/1) ... [2019-09-19 00:40:26,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (1/1) ... [2019-09-19 00:40:26,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (1/1) ... [2019-09-19 00:40:26,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (1/1) ... [2019-09-19 00:40:26,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:40:26,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:40:26,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:40:26,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:40:26,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:40:26" (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 [2019-09-19 00:40:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:40:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:40:26,237 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-19 00:40:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-19 00:40:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-19 00:40:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-19 00:40:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-19 00:40:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-19 00:40:26,238 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-19 00:40:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-19 00:40:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-19 00:40:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-19 00:40:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-19 00:40:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-19 00:40:26,239 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-19 00:40:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-19 00:40:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-19 00:40:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-19 00:40:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-19 00:40:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-19 00:40:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-19 00:40:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-19 00:40:26,241 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:40:26,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:40:26,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:40:26,241 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-19 00:40:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-19 00:40:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-19 00:40:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-19 00:40:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-19 00:40:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-19 00:40:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-19 00:40:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-19 00:40:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-19 00:40:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-19 00:40:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-19 00:40:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-19 00:40:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-19 00:40:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-19 00:40:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-19 00:40:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-19 00:40:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-19 00:40:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-19 00:40:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-19 00:40:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-19 00:40:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:40:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:40:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:40:27,117 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:40:27,118 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-19 00:40:27,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:40:27 BoogieIcfgContainer [2019-09-19 00:40:27,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:40:27,120 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:40:27,120 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:40:27,120 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:40:27,122 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:40:27" (1/1) ... [2019-09-19 00:40:27,122 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:40:27,155 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:40:27,155 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:40:27,169 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:40:27,181 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:40:27,182 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:40:27,350 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 59 for LOIs [2019-09-19 00:40:27,477 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 54 for LOIs [2019-09-19 00:40:27,666 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-19 00:40:27,867 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 42 [2019-09-19 00:40:28,469 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2019-09-19 00:40:28,632 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 42 [2019-09-19 00:40:29,367 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 44 [2019-09-19 00:40:30,317 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2019-09-19 00:40:30,517 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-19 00:40:30,703 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-19 00:40:30,897 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-19 00:40:31,446 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 68 [2019-09-19 00:40:31,603 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 00:40:31,756 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 00:40:31,924 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 00:40:32,266 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 00:40:33,259 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2019-09-19 00:40:33,607 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 00:40:34,333 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2019-09-19 00:40:34,675 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 00:40:34,958 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-19 00:40:35,083 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 00:40:35,786 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 87 [2019-09-19 00:40:36,117 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 00:40:37,424 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 102 DAG size of output: 102 [2019-09-19 00:40:38,038 WARN L191 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 00:40:38,331 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 00:40:38,595 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 00:40:40,044 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2019-09-19 00:40:40,672 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 00:40:41,941 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 138 DAG size of output: 130 [2019-09-19 00:40:42,540 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 00:40:42,844 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2019-09-19 00:40:42,956 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-19 00:40:43,232 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2019-09-19 00:40:43,702 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2019-09-19 00:40:43,826 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 00:40:43,957 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 00:40:44,089 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 00:40:44,636 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2019-09-19 00:40:44,742 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-19 00:40:45,131 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 51 [2019-09-19 00:40:45,265 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-19 00:40:45,412 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-19 00:40:45,541 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-19 00:40:45,731 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-19 00:40:45,888 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2019-09-19 00:40:46,165 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2019-09-19 00:40:46,328 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 36 [2019-09-19 00:40:46,770 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-19 00:40:47,109 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 43 [2019-09-19 00:40:47,400 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2019-09-19 00:40:48,994 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 115 DAG size of output: 96 [2019-09-19 00:40:49,410 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 00:40:50,552 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 112 DAG size of output: 101 [2019-09-19 00:40:50,790 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 49 [2019-09-19 00:40:51,478 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 91 [2019-09-19 00:40:51,733 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:40:52,668 WARN L191 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 94 [2019-09-19 00:40:52,891 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-19 00:40:53,596 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 99 [2019-09-19 00:40:53,878 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 00:40:54,604 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 100 [2019-09-19 00:40:55,196 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 69 [2019-09-19 00:40:55,789 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 52 [2019-09-19 00:40:56,162 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-09-19 00:40:57,378 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-19 00:40:57,956 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2019-09-19 00:40:58,071 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 00:40:58,579 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2019-09-19 00:40:59,449 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2019-09-19 00:40:59,790 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 74 [2019-09-19 00:41:00,125 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2019-09-19 00:41:00,777 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-19 00:41:01,240 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2019-09-19 00:41:01,494 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2019-09-19 00:41:01,661 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 41 [2019-09-19 00:41:02,092 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 37 [2019-09-19 00:41:02,260 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 41 [2019-09-19 00:41:02,750 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-19 00:41:02,998 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-19 00:41:03,429 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-19 00:41:03,684 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2019-09-19 00:41:04,204 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2019-09-19 00:41:04,693 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 43 [2019-09-19 00:41:05,121 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 41 [2019-09-19 00:41:05,637 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 37 [2019-09-19 00:41:06,189 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 72 [2019-09-19 00:41:06,333 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-19 00:41:06,526 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2019-09-19 00:41:07,419 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 89 [2019-09-19 00:41:07,607 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:41:08,157 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 95 [2019-09-19 00:41:08,628 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 75 [2019-09-19 00:41:08,748 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 00:41:09,129 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2019-09-19 00:41:09,928 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 75 [2019-09-19 00:41:10,046 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 00:41:10,461 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2019-09-19 00:41:11,058 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 74 [2019-09-19 00:41:12,487 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2019-09-19 00:41:12,839 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 00:41:13,581 WARN L191 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-19 00:41:14,098 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 94 [2019-09-19 00:41:14,288 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 00:41:14,762 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 94 [2019-09-19 00:41:15,345 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 93 [2019-09-19 00:41:15,524 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 00:41:16,015 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2019-09-19 00:41:16,418 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-19 00:41:17,460 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 103 [2019-09-19 00:41:17,794 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 00:41:18,622 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 112 [2019-09-19 00:41:19,103 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2019-09-19 00:41:19,270 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 00:41:19,705 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 90 [2019-09-19 00:41:20,299 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 86 [2019-09-19 00:41:20,464 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 00:41:20,939 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2019-09-19 00:41:21,619 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 89 [2019-09-19 00:41:21,788 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:41:22,256 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 93 [2019-09-19 00:41:22,643 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2019-09-19 00:41:22,824 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-19 00:41:23,134 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2019-09-19 00:41:23,245 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-19 00:41:24,107 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2019-09-19 00:41:24,255 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-19 00:41:24,766 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 78 [2019-09-19 00:41:24,951 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 00:41:24,955 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 60 for LOIs [2019-09-19 00:41:25,597 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 91 [2019-09-19 00:41:25,776 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:41:26,288 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 97 [2019-09-19 00:41:26,687 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 77 [2019-09-19 00:41:26,805 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 00:41:27,133 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 79 [2019-09-19 00:41:27,813 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 77 [2019-09-19 00:41:27,923 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 00:41:28,239 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 79 [2019-09-19 00:41:28,733 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2019-09-19 00:41:29,745 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 107 [2019-09-19 00:41:29,991 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 00:41:30,687 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 118 [2019-09-19 00:41:31,091 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 85 [2019-09-19 00:41:31,247 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 00:41:31,634 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 85 [2019-09-19 00:41:32,125 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 86 [2019-09-19 00:41:32,279 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 00:41:32,725 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2019-09-19 00:41:33,343 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 86 [2019-09-19 00:41:33,496 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 00:41:33,929 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2019-09-19 00:41:34,131 INFO L199 IcfgInterpreter]: Interpreting procedure transmit2 with input of size 9 for LOIs [2019-09-19 00:41:34,132 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-19 00:41:34,144 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 00:41:34,145 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 00:41:34,147 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1983#(and (= 1 ~t2_st~0) (= 1 ~t2_pc~0)) [2019-09-19 00:41:34,161 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 00:41:34,161 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 00:41:34,162 INFO L168 Benchmark]: Toolchain (without parser) took 68485.09 ms. Allocated memory was 132.1 MB in the beginning and 569.9 MB in the end (delta: 437.8 MB). Free memory was 87.6 MB in the beginning and 317.1 MB in the end (delta: -229.5 MB). Peak memory consumption was 208.3 MB. Max. memory is 7.1 GB. [2019-09-19 00:41:34,163 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 00:41:34,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.77 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.2 MB in the beginning and 172.6 MB in the end (delta: -85.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-19 00:41:34,164 INFO L168 Benchmark]: Boogie Preprocessor took 55.99 ms. Allocated memory is still 198.7 MB. Free memory was 172.6 MB in the beginning and 170.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-19 00:41:34,165 INFO L168 Benchmark]: RCFGBuilder took 946.95 ms. Allocated memory is still 198.7 MB. Free memory was 170.7 MB in the beginning and 106.1 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. [2019-09-19 00:41:34,166 INFO L168 Benchmark]: Sifa took 67040.86 ms. Allocated memory was 198.7 MB in the beginning and 569.9 MB in the end (delta: 371.2 MB). Free memory was 106.1 MB in the beginning and 317.1 MB in the end (delta: -211.0 MB). Peak memory consumption was 160.2 MB. Max. memory is 7.1 GB. [2019-09-19 00:41:34,169 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 437.77 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.2 MB in the beginning and 172.6 MB in the end (delta: -85.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.99 ms. Allocated memory is still 198.7 MB. Free memory was 172.6 MB in the beginning and 170.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 946.95 ms. Allocated memory is still 198.7 MB. Free memory was 170.7 MB in the beginning and 106.1 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. * Sifa took 67040.86 ms. Allocated memory was 198.7 MB in the beginning and 569.9 MB in the end (delta: 371.2 MB). Free memory was 106.1 MB in the beginning and 317.1 MB in the end (delta: -211.0 MB). Peak memory consumption was 160.2 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]: 66993, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 768, DAG_INTERPRETER_EARLY_EXITS: 15, TOOLS_POST_APPLICATIONS: 576, TOOLS_POST_TIME[ms]: 241, TOOLS_POST_CALL_APPLICATIONS: 145, TOOLS_POST_CALL_TIME[ms]: 304, TOOLS_POST_RETURN_APPLICATIONS: 140, TOOLS_POST_RETURN_TIME[ms]: 325, TOOLS_QUANTIFIERELIM_APPLICATIONS: 861, TOOLS_QUANTIFIERELIM_TIME[ms]: 649, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 780, FLUID_YES_ANSWERS: 7, DOMAIN_JOIN_APPLICATIONS: 271, DOMAIN_JOIN_TIME[ms]: 58891, DOMAIN_ALPHA_APPLICATIONS: 7, DOMAIN_ALPHA_TIME[ms]: 201, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 3055, DOMAIN_ISSUBSETEQ_APPLICATIONS: 505, DOMAIN_ISSUBSETEQ_TIME[ms]: 822, DOMAIN_ISBOTTOM_APPLICATIONS: 218, DOMAIN_ISBOTTOM_TIME[ms]: 355, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 61418, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 61418, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 140, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 55941, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 492, DAG_COMPRESSION_RETAINED_NODES: 245 - 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 1983#(and (= 1 ~t2_st~0) (= 1 ~t2_pc~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...