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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --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-fea9116 [2019-09-20 19:43:57,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:43:57,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:43:57,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:43:57,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:43:57,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:43:57,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:43:57,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:43:57,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:43:57,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:43:57,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:43:57,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:43:57,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:43:57,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:43:57,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:43:57,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:43:57,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:43:57,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:43:57,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:43:57,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:43:57,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:43:57,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:43:57,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:43:57,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:43:57,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:43:57,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:43:57,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:43:57,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:43:57,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:43:57,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:43:57,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:43:57,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:43:57,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:43:57,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:43:57,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:43:57,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:43:57,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:43:57,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:43:57,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:43:57,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:43:57,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:43:57,637 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 19:43:57,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:43:57,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:43:57,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:43:57,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:43:57,656 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:43:57,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:43:57,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:43:57,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:43:57,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:43:57,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:43:57,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:43:57,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:43:57,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:43:57,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:43:57,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:43:57,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:43:57,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:43:57,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:43:57,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:43:57,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:43:57,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:43:57,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:43:57,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:43:57,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:43:57,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:43:57,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:43:57,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:43:57,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:43:57,661 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 -> SingleStatement 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 19:43:57,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:43:57,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:43:57,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:43:57,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:43:57,713 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:43:57,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-09-20 19:43:57,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84152b586/2ab77a4202be4fde8f9f7d7c688eb32a/FLAG1e1652e6f [2019-09-20 19:43:58,299 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:43:58,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-09-20 19:43:58,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84152b586/2ab77a4202be4fde8f9f7d7c688eb32a/FLAG1e1652e6f [2019-09-20 19:43:58,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84152b586/2ab77a4202be4fde8f9f7d7c688eb32a [2019-09-20 19:43:58,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:43:58,647 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:43:58,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:43:58,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:43:58,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:43:58,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:43:58" (1/1) ... [2019-09-20 19:43:58,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f9e61e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:58, skipping insertion in model container [2019-09-20 19:43:58,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:43:58" (1/1) ... [2019-09-20 19:43:58,662 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:43:58,710 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:43:59,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:43:59,072 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:43:59,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:43:59,133 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:43:59,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59 WrapperNode [2019-09-20 19:43:59,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:43:59,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:43:59,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:43:59,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:43:59,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:43:59,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:43:59,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:43:59,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:43:59,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:59" (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 19:43:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:43:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:43:59,247 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 19:43:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 19:43:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 19:43:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-20 19:43:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 19:43:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 19:43:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-20 19:43:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 19:43:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 19:43:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 19:43:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 19:43:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 19:43:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 19:43:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 19:43:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 19:43:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 19:43:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 19:43:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 19:43:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 19:43:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 19:43:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:43:59,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:43:59,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:43:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 19:43:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 19:43:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 19:43:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-20 19:43:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 19:43:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 19:43:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 19:43:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-20 19:43:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 19:43:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 19:43:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 19:43:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 19:43:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 19:43:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 19:43:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 19:43:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 19:43:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 19:43:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 19:43:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 19:43:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 19:43:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:43:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:43:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:43:59,846 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:43:59,846 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 19:43:59,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:43:59 BoogieIcfgContainer [2019-09-20 19:43:59,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:43:59,849 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:43:59,849 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:43:59,849 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:43:59,851 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:43:59" (1/1) ... [2019-09-20 19:43:59,851 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 19:43:59,875 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:43:59,875 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:43:59,886 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:43:59,896 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:43:59,897 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:44:00,116 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 59 for LOIs [2019-09-20 19:44:00,160 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 54 for LOIs [2019-09-20 19:44:01,448 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 19:44:01,849 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2019-09-20 19:44:01,958 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 19:44:04,526 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-20 19:44:05,467 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 19:44:06,574 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 19:44:06,836 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-20 19:44:07,184 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 19:44:07,505 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-20 19:44:07,956 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 19:44:08,227 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-20 19:44:09,069 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-20 19:44:09,953 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-20 19:44:10,876 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:11,060 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 19:44:11,418 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:11,603 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 19:44:11,855 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 19:44:12,040 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 19:44:12,305 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 19:44:12,543 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 19:44:12,941 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 19:44:13,180 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 19:44:13,472 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2019-09-20 19:44:13,715 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2019-09-20 19:44:14,012 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2019-09-20 19:44:14,290 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2019-09-20 19:44:14,455 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:14,951 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2019-09-20 19:44:15,226 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2019-09-20 19:44:15,536 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 19:44:15,637 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-20 19:44:15,833 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 19:44:16,391 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-20 19:44:16,720 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-20 19:44:16,860 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-09-20 19:44:17,175 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-20 19:44:17,330 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-09-20 19:44:17,605 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-20 19:44:17,707 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-20 19:44:17,954 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-20 19:44:18,075 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 19:44:18,481 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-09-20 19:44:18,699 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-09-20 19:44:19,009 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 19:44:19,111 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 19:44:19,324 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-20 19:44:19,560 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2019-09-20 19:44:19,796 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 19:44:20,098 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-20 19:44:20,360 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2019-09-20 19:44:20,517 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2019-09-20 19:44:20,740 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2019-09-20 19:44:20,917 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2019-09-20 19:44:21,085 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:21,314 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2019-09-20 19:44:21,499 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2019-09-20 19:44:21,779 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 19:44:22,082 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-20 19:44:22,313 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2019-09-20 19:44:22,497 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-20 19:44:22,702 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-20 19:44:22,893 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-20 19:44:23,055 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 36 [2019-09-20 19:44:23,299 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-20 19:44:23,580 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 19:44:23,794 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-09-20 19:44:23,963 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-09-20 19:44:24,247 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 19:44:24,546 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-20 19:44:24,792 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2019-09-20 19:44:25,027 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 19:44:25,329 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-20 19:44:25,432 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 19:44:25,589 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2019-09-20 19:44:25,766 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2019-09-20 19:44:25,980 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2019-09-20 19:44:26,155 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2019-09-20 19:44:26,685 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:26,859 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 19:44:27,184 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:27,381 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:27,563 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 19:44:27,719 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 19:44:28,227 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-20 19:44:29,305 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 19:44:29,586 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-20 19:44:29,938 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 19:44:30,223 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-20 19:44:30,699 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 19:44:30,981 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-20 19:44:31,861 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-20 19:44:32,786 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-20 19:44:33,081 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-20 19:44:33,483 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:33,675 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 19:44:34,025 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:34,209 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 19:44:34,448 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 19:44:34,626 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 19:44:34,864 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 19:44:35,105 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 19:44:35,501 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 19:44:35,735 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 19:44:36,067 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2019-09-20 19:44:36,308 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2019-09-20 19:44:36,589 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2019-09-20 19:44:36,832 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2019-09-20 19:44:37,000 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 19:44:37,307 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2019-09-20 19:44:37,550 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2019-09-20 19:44:37,796 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 19:44:38,031 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-20 19:44:38,462 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-20 19:44:38,715 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-20 19:44:38,821 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-09-20 19:44:39,054 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-20 19:44:39,161 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-09-20 19:44:39,446 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-20 19:44:39,549 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-20 19:44:39,801 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-20 19:44:39,922 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 19:44:40,322 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-09-20 19:44:40,521 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-09-20 19:44:40,797 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 19:44:41,110 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2019-09-20 19:44:41,324 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 36