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/kundu1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:40:44,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:40:44,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:40:44,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:40:44,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:40:44,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:40:44,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:40:44,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:40:44,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:40:44,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:40:44,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:40:44,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:40:44,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:40:44,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:40:44,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:40:44,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:40:44,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:40:44,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:40:44,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:40:44,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:40:44,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:40:44,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:40:44,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:40:44,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:40:44,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:40:44,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:40:44,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:40:44,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:40:44,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:40:44,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:40:44,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:40:44,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:40:44,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:40:44,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:40:44,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:40:44,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:40:44,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:40:44,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:40:44,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:40:44,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:40:44,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:40:44,534 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 20:40:44,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:40:44,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:40:44,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:40:44,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:40:44,557 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:40:44,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:40:44,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:40:44,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:40:44,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:40:44,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:40:44,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:40:44,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:40:44,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:40:44,559 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:40:44,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:40:44,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:40:44,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:40:44,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:40:44,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:40:44,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:40:44,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:40:44,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:40:44,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:40:44,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:40:44,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:40:44,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:40:44,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:40:44,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:40:44,563 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 [2019-09-20 20:40:44,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:40:44,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:40:44,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:40:44,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:40:44,611 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:40:44,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/kundu1.cil.c [2019-09-20 20:40:44,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896119539/937e164401314151894848325763676c/FLAGdd72c3ffd [2019-09-20 20:40:45,176 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:40:45,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/kundu1.cil.c [2019-09-20 20:40:45,186 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896119539/937e164401314151894848325763676c/FLAGdd72c3ffd [2019-09-20 20:40:45,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896119539/937e164401314151894848325763676c [2019-09-20 20:40:45,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:40:45,596 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:40:45,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:40:45,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:40:45,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:40:45,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:40:45" (1/1) ... [2019-09-20 20:40:45,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57edd612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:45, skipping insertion in model container [2019-09-20 20:40:45,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:40:45" (1/1) ... [2019-09-20 20:40:45,611 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:40:45,651 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:40:45,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:40:45,876 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:40:46,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:40:46,026 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:40:46,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46 WrapperNode [2019-09-20 20:40:46,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:40:46,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:40:46,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:40:46,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:40:46,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:40:46,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:40:46,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:40:46,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:40:46,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:40:46" (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 20:40:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:40:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:40:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 20:40:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2019-09-20 20:40:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2019-09-20 20:40:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure P_1 [2019-09-20 20:40:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure is_P_1_triggered [2019-09-20 20:40:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure C_1 [2019-09-20 20:40:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure is_C_1_triggered [2019-09-20 20:40:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 20:40:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 20:40:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 20:40:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 20:40:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 20:40:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 20:40:46,128 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 20:40:46,128 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 20:40:46,128 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 20:40:46,128 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 20:40:46,128 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 20:40:46,129 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 20:40:46,131 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 20:40:46,131 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:40:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:40:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:40:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 20:40:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 20:40:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2019-09-20 20:40:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2019-09-20 20:40:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure P_1 [2019-09-20 20:40:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure is_P_1_triggered [2019-09-20 20:40:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure C_1 [2019-09-20 20:40:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure is_C_1_triggered [2019-09-20 20:40:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 20:40:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 20:40:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 20:40:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 20:40:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 20:40:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 20:40:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 20:40:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 20:40:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 20:40:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 20:40:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 20:40:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 20:40:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:40:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:40:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:40:46,867 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:40:46,867 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 20:40:46,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:40:46 BoogieIcfgContainer [2019-09-20 20:40:46,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:40:46,869 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:40:46,870 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:40:46,870 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:40:46,871 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:40:46" (1/1) ... [2019-09-20 20:40:46,871 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 [2019-09-20 20:40:46,903 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:40:46,903 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:40:46,923 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:40:46,937 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:40:46,939 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:40:47,109 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 62 for LOIs [2019-09-20 20:40:47,242 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 58 for LOIs [2019-09-20 20:40:47,487 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 20:40:48,077 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2019-09-20 20:40:48,583 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 58 [2019-09-20 20:40:48,838 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-20 20:40:49,043 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2019-09-20 20:40:49,874 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2019-09-20 20:40:50,072 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 20:40:50,574 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2019-09-20 20:40:50,768 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 20:40:51,245 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2019-09-20 20:40:51,445 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 20:40:51,933 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2019-09-20 20:40:52,132 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 20:40:52,413 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2019-09-20 20:40:52,580 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2019-09-20 20:40:53,067 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2019-09-20 20:40:53,185 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 20:40:53,306 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 20:40:53,444 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 20:40:54,225 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2019-09-20 20:40:54,582 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 20:40:55,444 WARN L191 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2019-09-20 20:40:55,836 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 20:40:56,063 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:40:56,258 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:40:57,063 WARN L191 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2019-09-20 20:40:57,349 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 20:40:57,563 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:40:57,897 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2019-09-20 20:40:58,217 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-20 20:40:58,319 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 20:40:58,566 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-20 20:40:58,767 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 20:40:58,875 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 20:40:59,054 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 45 [2019-09-20 20:40:59,479 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:00,313 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2019-09-20 20:41:00,604 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 20:41:00,823 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:01,140 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2019-09-20 20:41:02,002 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 100 [2019-09-20 20:41:02,349 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 20:41:03,065 WARN L191 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 100 [2019-09-20 20:41:03,399 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 20:41:03,791 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 83 [2019-09-20 20:41:03,952 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 20:41:04,081 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 20:41:04,873 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2019-09-20 20:41:05,226 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 20:41:05,446 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:06,487 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 125 DAG size of output: 104 [2019-09-20 20:41:06,744 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 20:41:06,938 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:07,176 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2019-09-20 20:41:07,819 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2019-09-20 20:41:07,999 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 20:41:08,248 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 20:41:09,024 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2019-09-20 20:41:09,374 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 20:41:10,171 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2019-09-20 20:41:10,519 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 20:41:10,711 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:11,723 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2019-09-20 20:41:12,016 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 20:41:12,204 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:12,520 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2019-09-20 20:41:13,148 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:14,128 WARN L191 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2019-09-20 20:41:14,456 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 20:41:14,643 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 20:41:14,924 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2019-09-20 20:41:16,059 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 129 DAG size of output: 101 [2019-09-20 20:41:16,373 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 20:41:17,461 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 133 DAG size of output: 101 [2019-09-20 20:41:18,572 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-09-20 20:41:18,908 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 20:41:19,500 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-20 20:41:20,005 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 20:41:20,360 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2019-09-20 20:41:20,657 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 20:41:20,890 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 20:41:21,416 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 77 [2019-09-20 20:41:21,520 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 20:41:21,936 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2019-09-20 20:41:22,721 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2019-09-20 20:41:23,073 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 20:41:23,884 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2019-09-20 20:41:24,246 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 20:41:24,654 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 20:41:25,450 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 101 [2019-09-20 20:41:25,726 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 20:41:26,111 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 20:41:26,442 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 68 [2019-09-20 20:41:26,749 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 56 [2019-09-20 20:41:27,075 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 56 [2019-09-20 20:41:27,579 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66