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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:43:58,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:43:58,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:43:58,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:43:58,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:43:58,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:43:58,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:43:58,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:43:58,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:43:58,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:43:58,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:43:58,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:43:58,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:43:58,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:43:58,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:43:58,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:43:58,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:43:58,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:43:58,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:43:58,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:43:58,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:43:58,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:43:58,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:43:58,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:43:58,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:43:58,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:43:58,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:43:58,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:43:58,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:43:58,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:43:58,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:43:58,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:43:58,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:43:58,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:43:58,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:43:58,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:43:58,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:43:58,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:43:58,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:43:58,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:43:58,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:43:58,323 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 17:43:58,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:43:58,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:43:58,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:43:58,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:43:58,339 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:43:58,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:43:58,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:43:58,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:43:58,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:43:58,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:43:58,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:43:58,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:43:58,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:43:58,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:43:58,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:43:58,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:43:58,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:43:58,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:43:58,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:43:58,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:43:58,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:43:58,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:43:58,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:43:58,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:43:58,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:43:58,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:43:58,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:43:58,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:43:58,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:43:58,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:43:58,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:43:58,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:43:58,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:43:58,404 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:43:58,405 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 17:43:58,468 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9776c3222/ec5a636af6d743f798c5687430430e31/FLAGf2097b09e [2019-09-20 17:43:58,944 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:43:58,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 17:43:58,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9776c3222/ec5a636af6d743f798c5687430430e31/FLAGf2097b09e [2019-09-20 17:43:59,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9776c3222/ec5a636af6d743f798c5687430430e31 [2019-09-20 17:43:59,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:43:59,316 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:43:59,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:59,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:43:59,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:43:59,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6712ea0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59, skipping insertion in model container [2019-09-20 17:43:59,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,333 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:43:59,368 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:43:59,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:59,594 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:43:59,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:59,745 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:43:59,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59 WrapperNode [2019-09-20 17:43:59,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:59,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:43:59,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:43:59,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:43:59,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (1/1) ... [2019-09-20 17:43:59,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:43:59,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:43:59,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:43:59,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:43:59,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:59" (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 17:43:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:43:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:43:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 17:43:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 17:43:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 17:43:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 17:43:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 17:43:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 17:43:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 17:43:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 17:43:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 17:43:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 17:43:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 17:43:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 17:43:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 17:43:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 17:43:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 17:43:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 17:43:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 17:43:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 17:43:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:43:59,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:43:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:43:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 17:43:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 17:43:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 17:43:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 17:43:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 17:43:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 17:43:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 17:43:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 17:43:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 17:43:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 17:43:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 17:43:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 17:43:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 17:43:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 17:43:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 17:43:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 17:43:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 17:43:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 17:43:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:43:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:43:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:44:00,586 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:44:00,587 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 17:44:00,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:44:00 BoogieIcfgContainer [2019-09-20 17:44:00,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:44:00,590 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:44:00,590 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:44:00,590 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:44:00,592 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:44:00" (1/1) ... [2019-09-20 17:44:00,592 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 17:44:00,629 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:44:00,629 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:44:00,647 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:44:00,662 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:44:00,664 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:44:00,975 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 42 for LOIs [2019-09-20 17:44:01,029 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 41 for LOIs [2019-09-20 17:44:01,787 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 17:44:01,970 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 17:44:03,344 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-20 17:44:03,552 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:44:03,704 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-20 17:44:03,924 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:44:04,864 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2019-09-20 17:44:05,138 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-20 17:44:05,526 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-20 17:44:05,743 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:44:05,876 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-20 17:44:06,079 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:44:07,056 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-20 17:44:07,176 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 17:44:07,353 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-20 17:44:08,074 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 17:44:08,200 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 17:44:08,532 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 59 [2019-09-20 17:44:09,010 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2019-09-20 17:44:09,130 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:44:09,453 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2019-09-20 17:44:09,610 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:44:09,759 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:44:10,040 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-20 17:44:10,878 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2019-09-20 17:44:11,000 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:44:11,241 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 38 [2019-09-20 17:44:11,367 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:44:11,593 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 38 [2019-09-20 17:44:13,223 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-20 17:44:13,425 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:44:13,563 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-20 17:44:13,772 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 17:44:14,718 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2019-09-20 17:44:15,838 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 61 [2019-09-20 17:44:15,998 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 17:44:16,397 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-20 17:44:16,696 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2019-09-20 17:44:16,833 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 17:44:16,960 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2019-09-20 17:44:17,256 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 62 [2019-09-20 17:44:17,262 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 48 for LOIs [2019-09-20 17:44:17,521 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 60 [2019-09-20 17:44:17,624 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 17:44:17,869 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-09-20 17:44:18,285 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2019-09-20 17:44:18,417 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 17:44:18,726 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2019-09-20 17:44:19,158 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2019-09-20 17:44:19,334 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 17:44:19,733 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2019-09-20 17:44:20,074 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 76 [2019-09-20 17:44:20,216 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:44:20,606 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2019-09-20 17:44:20,959 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 76 [2019-09-20 17:44:21,101 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:44:21,467 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2019-09-20 17:44:21,890 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 84 [2019-09-20 17:44:22,082 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 17:44:22,480 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2019-09-20 17:44:22,757 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 59 [2019-09-20 17:44:22,998 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-20 17:44:23,437 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2019-09-20 17:44:23,549 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:44:23,836 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2019-09-20 17:44:24,262 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2019-09-20 17:44:24,375 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:44:24,634 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2019-09-20 17:44:24,965 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-20 17:44:25,115 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 17:44:25,404 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-20 17:44:25,799 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2019-09-20 17:44:25,952 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:44:26,246 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2019-09-20 17:44:26,735 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 90 [2019-09-20 17:44:26,982 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 17:44:27,477 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2019-09-20 17:44:27,997 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2019-09-20 17:44:28,251 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:44:28,767 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 90 [2019-09-20 17:44:29,313 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2019-09-20 17:44:29,557 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:44:30,053 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2019-09-20 17:44:30,846 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 82 [2019-09-20 17:44:31,138 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 17:44:31,669 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2019-09-20 17:44:32,134 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2019-09-20 17:44:32,259 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 17:44:32,544 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2019-09-20 17:44:33,004 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2019-09-20 17:44:33,127 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 17:44:33,407 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2019-09-20 17:44:33,928 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2019-09-20 17:44:34,156 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:44:34,637 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 85 [2019-09-20 17:44:35,022 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2019-09-20 17:44:35,127 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 17:44:35,351 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2019-09-20 17:44:35,848 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 66 [2019-09-20 17:44:35,980 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:44:36,286 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2019-09-20 17:44:36,758 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 66 [2019-09-20 17:44:36,887 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:44:37,188 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2019-09-20 17:44:37,543 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2019-09-20 17:44:37,721 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 17:44:38,127 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2019-09-20 17:44:38,594 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2019-09-20 17:44:38,784 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 17:44:39,180 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 78 [2019-09-20 17:44:39,779 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 90 [2019-09-20 17:44:40,086 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 17:44:40,700 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2019-09-20 17:44:41,293 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2019-09-20 17:44:41,590 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:44:42,212 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91