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/token_ring.01.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:43:51,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:43:51,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:43:51,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:43:51,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:43:51,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:43:51,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:43:51,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:43:51,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:43:51,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:43:51,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:43:51,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:43:51,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:43:51,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:43:51,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:43:51,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:43:51,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:43:51,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:43:51,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:43:51,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:43:51,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:43:51,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:43:51,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:43:51,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:43:51,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:43:51,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:43:51,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:43:51,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:43:51,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:43:51,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:43:51,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:43:51,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:43:51,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:43:51,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:43:51,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:43:51,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:43:51,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:43:51,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:43:51,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:43:51,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:43:51,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:43:51,292 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 17:43:51,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:43:51,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:43:51,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:43:51,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:43:51,318 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:43:51,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:43:51,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:43:51,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:43:51,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:43:51,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:43:51,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:43:51,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:43:51,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:43:51,321 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:43:51,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:43:51,322 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:43:51,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:43:51,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:43:51,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:43:51,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:43:51,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:43:51,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:43:51,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:43:51,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:43:51,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:43:51,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:43:51,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:43:51,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:43:51,324 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 17:43:51,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:43:51,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:43:51,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:43:51,387 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:43:51,388 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:43:51,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.01.cil-1.c [2019-09-20 17:43:51,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4648bf67a/c7d274e63caa4aa1be218c1f2c75c5cc/FLAGbff99bf4a [2019-09-20 17:43:51,936 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:43:51,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.01.cil-1.c [2019-09-20 17:43:51,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4648bf67a/c7d274e63caa4aa1be218c1f2c75c5cc/FLAGbff99bf4a [2019-09-20 17:43:52,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4648bf67a/c7d274e63caa4aa1be218c1f2c75c5cc [2019-09-20 17:43:52,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:43:52,300 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:43:52,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:52,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:43:52,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:43:52,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52, skipping insertion in model container [2019-09-20 17:43:52,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,315 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:43:52,360 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:43:52,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:52,561 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:43:52,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:52,744 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:43:52,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52 WrapperNode [2019-09-20 17:43:52,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:52,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:43:52,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:43:52,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:43:52,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (1/1) ... [2019-09-20 17:43:52,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:43:52,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:43:52,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:43:52,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:43:52,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:52" (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 17:43:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:43:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:43:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 17:43:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 17:43:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 17:43:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 17:43:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 17:43:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 17:43:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 17:43:52,849 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 17:43:52,850 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 17:43:52,851 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 17:43:52,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:43:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:43:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 17:43:52,851 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 17:43:52,853 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 17:43:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 17:43:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:43:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 17:43:52,855 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 17:43:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 17:43:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 17:43:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 17:43:52,856 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 17:43:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 17:43:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 17:43:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 17:43:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 17:43:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 17:43:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 17:43:52,857 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 17:43:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 17:43:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:43:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:43:52,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:43:53,628 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:43:53,628 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 17:43:53,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:43:53 BoogieIcfgContainer [2019-09-20 17:43:53,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:43:53,631 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:43:53,631 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:43:53,631 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:43:53,632 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:43:53" (1/1) ... [2019-09-20 17:43:53,633 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 17:43:53,659 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:43:53,659 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:43:53,668 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:43:53,678 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:43:53,680 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:43:54,066 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2019-09-20 17:43:54,090 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 55 for LOIs [2019-09-20 17:43:54,171 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 54 for LOIs [2019-09-20 17:43:54,953 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 17:43:55,147 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 17:43:57,045 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:43:57,149 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 17:43:57,352 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:43:57,609 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-20 17:43:57,936 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:43:58,219 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-20 17:43:58,476 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-20 17:43:59,275 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2019-09-20 17:43:59,838 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:00,127 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-20 17:44:00,379 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-20 17:44:00,687 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-20 17:44:01,287 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2019-09-20 17:44:01,454 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-20 17:44:01,671 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:01,953 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-09-20 17:44:02,208 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2019-09-20 17:44:02,356 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 17:44:02,629 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-09-20 17:44:02,929 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 44 [2019-09-20 17:44:03,264 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2019-09-20 17:44:03,437 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 44 [2019-09-20 17:44:03,775 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2019-09-20 17:44:04,179 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2019-09-20 17:44:04,724 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 63 [2019-09-20 17:44:04,906 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 17:44:05,321 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 65 [2019-09-20 17:44:05,855 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 65 [2019-09-20 17:44:06,015 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 17:44:06,410 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 67 [2019-09-20 17:44:06,607 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:44:06,798 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 17:44:07,240 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2019-09-20 17:44:08,216 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:08,501 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:08,767 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-20 17:44:09,084 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-20 17:44:10,022 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2019-09-20 17:44:10,629 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:10,951 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:11,231 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-20 17:44:11,361 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2019-09-20 17:44:11,550 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-20 17:44:12,156 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-09-20 17:44:12,324 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-20 17:44:12,535 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:12,851 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 17:44:13,114 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-20 17:44:13,445 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 17:44:14,252 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-20 17:44:14,709 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 77 [2019-09-20 17:44:14,874 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 17:44:15,325 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2019-09-20 17:44:15,619 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 76 [2019-09-20 17:44:15,750 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:44:16,126 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-20 17:44:16,137 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 56 for LOIs [2019-09-20 17:44:16,627 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2019-09-20 17:44:16,754 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:44:16,978 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2019-09-20 17:44:17,187 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2019-09-20 17:44:17,553 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-20 17:44:17,658 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:44:18,044 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-09-20 17:44:18,325 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2019-09-20 17:44:18,458 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 17:44:18,701 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2019-09-20 17:44:19,137 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 77 [2019-09-20 17:44:19,266 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 17:44:19,513 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2019-09-20 17:44:19,730 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2019-09-20 17:44:20,130 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2019-09-20 17:44:20,232 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 17:44:20,621 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-20 17:44:21,150 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 101 [2019-09-20 17:44:21,381 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:44:21,898 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2019-09-20 17:44:22,465 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2019-09-20 17:44:22,733 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 17:44:23,376 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2019-09-20 17:44:24,137 WARN L191 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2019-09-20 17:44:24,518 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 17:44:25,313 WARN L191 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2019-09-20 17:44:26,141 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2019-09-20 17:44:26,370 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 17:44:26,895 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2019-09-20 17:44:27,366 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 95 [2019-09-20 17:44:27,579 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:44:28,057 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-09-20 17:44:28,263 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:44:28,462 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:44:28,917 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-09-20 17:44:29,473 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 100 [2019-09-20 17:44:29,701 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 17:44:30,191 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 101 [2019-09-20 17:44:30,695 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2019-09-20 17:44:30,937 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 17:44:31,414 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2019-09-20 17:44:32,105 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 114 [2019-09-20 17:44:32,439 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 17:44:33,136 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2019-09-20 17:44:33,791 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2019-09-20 17:44:34,100 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 17:44:34,784 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2019-09-20 17:44:35,773 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-20 17:44:36,268 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 126