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/token_ring.01.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:41:07,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:41:07,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:41:07,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:41:07,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:41:07,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:41:07,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:41:07,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:41:07,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:41:07,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:41:07,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:41:07,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:41:07,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:41:07,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:41:07,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:41:07,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:41:07,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:41:07,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:41:07,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:41:07,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:41:07,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:41:07,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:41:07,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:41:07,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:41:07,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:41:07,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:41:07,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:41:07,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:41:07,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:41:07,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:41:07,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:41:07,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:41:07,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:41:07,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:41:07,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:41:07,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:41:07,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:41:07,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:41:07,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:41:07,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:41:07,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:41:07,888 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 20:41:07,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:41:07,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:41:07,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:41:07,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:41:07,903 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:41:07,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:41:07,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:41:07,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:41:07,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:41:07,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:41:07,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:41:07,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:41:07,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:41:07,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:41:07,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:41:07,906 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:41:07,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:41:07,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:41:07,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:41:07,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:41:07,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:41:07,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:41:07,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:41:07,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:41:07,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:41:07,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:41:07,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:41:07,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:41:07,908 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 20:41:07,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:41:07,950 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:41:07,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:41:07,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:41:07,954 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:41:07,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.01.cil-1.c [2019-09-20 20:41:08,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89ad7ec2e/98083a61930c43a296eba1f563687064/FLAGa3d51fb53 [2019-09-20 20:41:08,460 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:41:08,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.01.cil-1.c [2019-09-20 20:41:08,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89ad7ec2e/98083a61930c43a296eba1f563687064/FLAGa3d51fb53 [2019-09-20 20:41:08,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89ad7ec2e/98083a61930c43a296eba1f563687064 [2019-09-20 20:41:08,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:41:08,859 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:41:08,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:41:08,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:41:08,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:41:08,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:41:08" (1/1) ... [2019-09-20 20:41:08,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6758265e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:08, skipping insertion in model container [2019-09-20 20:41:08,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:41:08" (1/1) ... [2019-09-20 20:41:08,875 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:41:08,921 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:41:09,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:41:09,170 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:41:09,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:41:09,327 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:41:09,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09 WrapperNode [2019-09-20 20:41:09,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:41:09,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:41:09,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:41:09,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:41:09,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (1/1) ... [2019-09-20 20:41:09,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (1/1) ... [2019-09-20 20:41:09,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (1/1) ... [2019-09-20 20:41:09,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (1/1) ... [2019-09-20 20:41:09,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (1/1) ... [2019-09-20 20:41:09,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (1/1) ... [2019-09-20 20:41:09,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (1/1) ... [2019-09-20 20:41:09,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:41:09,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:41:09,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:41:09,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:41:09,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:09" (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 20:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 20:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 20:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 20:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 20:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 20:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 20:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 20:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 20:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 20:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 20:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 20:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 20:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 20:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 20:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 20:41:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 20:41:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 20:41:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 20:41:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 20:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 20:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 20:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 20:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 20:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 20:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 20:41:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 20:41:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 20:41:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 20:41:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 20:41:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 20:41:09,438 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 20:41:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 20:41:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 20:41:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 20:41:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 20:41:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 20:41:09,439 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:41:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:41:09,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:41:10,194 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:41:10,194 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 20:41:10,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:41:10 BoogieIcfgContainer [2019-09-20 20:41:10,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:41:10,197 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:41:10,197 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:41:10,197 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:41:10,199 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:41:10" (1/1) ... [2019-09-20 20:41:10,199 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 20:41:10,220 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:41:10,220 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:41:10,231 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:41:10,243 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:41:10,247 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:41:10,391 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 51 for LOIs [2019-09-20 20:41:10,504 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 48 for LOIs [2019-09-20 20:41:12,535 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2019-09-20 20:41:12,658 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 20:41:12,815 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 20:41:13,418 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-20 20:41:13,671 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 20:41:14,290 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-09-20 20:41:14,558 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 20:41:14,685 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 20:41:14,821 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 20:41:15,450 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 69 [2019-09-20 20:41:15,557 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 20:41:15,835 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 69 [2019-09-20 20:41:15,943 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 20:41:16,051 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 20:41:16,180 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 20:41:16,326 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 20:41:16,652 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 70 [2019-09-20 20:41:16,753 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 20:41:17,051 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2019-09-20 20:41:17,175 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 20:41:17,321 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-09-20 20:41:17,638 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-20 20:41:18,129 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2019-09-20 20:41:18,335 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-20 20:41:18,526 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-20 20:41:19,213 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 85 [2019-09-20 20:41:19,463 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 20:41:20,084 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2019-09-20 20:41:20,239 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2019-09-20 20:41:20,518 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 45 [2019-09-20 20:41:20,766 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-09-20 20:41:20,883 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 20:41:20,991 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 20:41:21,097 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 20:41:21,866 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2019-09-20 20:41:22,203 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 20:41:23,333 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 113 DAG size of output: 99 [2019-09-20 20:41:24,004 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2019-09-20 20:41:24,182 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-09-20 20:41:24,356 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-20 20:41:24,637 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-20 20:41:24,810 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2019-09-20 20:41:26,157 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-09-20 20:41:26,526 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2019-09-20 20:41:26,731 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-20 20:41:26,907 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-20 20:41:27,769 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-09-20 20:41:28,136 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 20:41:28,490 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-09-20 20:41:28,720 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 20:41:28,997 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2019-09-20 20:41:29,319 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-20 20:41:29,537 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 31 [2019-09-20 20:41:30,417 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2019-09-20 20:41:30,740 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-20 20:41:30,944 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2019-09-20 20:41:31,851 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-09-20 20:41:32,143 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-20 20:41:32,327 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-20 20:41:32,734 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2019-09-20 20:41:32,927 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2019-09-20 20:41:33,204 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2019-09-20 20:41:33,323 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 20:41:33,638 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2019-09-20 20:41:33,835 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-20 20:41:34,013 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2019-09-20 20:41:34,719 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-20 20:41:35,108 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-20 20:41:35,436 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-09-20 20:41:35,545 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 20:41:35,665 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 20:41:35,784 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 20:41:36,563 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 37 [2019-09-20 20:41:37,136 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 20:41:37,259 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 20:41:37,439 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2019-09-20 20:41:37,655 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 55 [2019-09-20 20:41:37,944 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-09-20 20:41:38,061 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 20:41:38,499 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2019-09-20 20:41:38,612 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 20:41:38,863 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2019-09-20 20:41:38,978 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 20:41:39,094 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 20:41:39,212 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 20:41:39,446 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 80 [2019-09-20 20:41:39,563 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 20:41:40,066 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2019-09-20 20:41:40,206 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 20:41:40,520 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2019-09-20 20:41:40,662 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 20:41:40,804 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 20:41:40,945 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 20:41:41,839 WARN L191 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 101 [2019-09-20 20:41:42,092 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 20:41:42,239 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2019-09-20 20:41:43,148 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 125 [2019-09-20 20:41:43,569 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-20 20:41:45,250 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 138 DAG size of output: 135 [2019-09-20 20:41:46,129 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2019-09-20 20:41:46,386 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2019-09-20 20:41:46,488 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 20:41:46,737 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2019-09-20 20:41:47,695 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2019-09-20 20:41:47,928 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2019-09-20 20:41:48,278 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2019-09-20 20:41:48,576 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2019-09-20 20:41:49,059 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2019-09-20 20:41:49,212 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-20 20:41:49,365 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2019-09-20 20:41:49,580 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2019-09-20 20:41:49,928 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2019-09-20 20:41:51,063 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 64 [2019-09-20 20:41:51,406 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2019-09-20 20:41:51,459 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 56 for LOIs [2019-09-20 20:41:51,886 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2019-09-20 20:41:52,002 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 80