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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/token_ring.02.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:44:36,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:44:36,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:44:36,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:44:36,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:44:36,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:44:36,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:44:36,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:44:36,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:44:36,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:44:36,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:44:36,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:44:36,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:44:36,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:44:36,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:44:36,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:44:36,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:44:36,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:44:36,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:44:36,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:44:36,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:44:36,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:44:36,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:44:36,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:44:36,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:44:36,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:44:36,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:44:36,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:44:36,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:44:36,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:44:36,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:44:36,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:44:36,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:44:36,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:44:36,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:44:36,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:44:36,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:44:36,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:44:36,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:44:36,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:44:36,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:44:36,063 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 21:44:36,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:44:36,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:44:36,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:44:36,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:44:36,088 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:44:36,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:44:36,088 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:44:36,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:44:36,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:44:36,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:44:36,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:44:36,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:44:36,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:44:36,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:44:36,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:44:36,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:44:36,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:44:36,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:44:36,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:44:36,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:44:36,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:44:36,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:44:36,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:44:36,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:44:36,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:44:36,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:44:36,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:44:36,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:44:36,094 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 -> InterpretCallSummarizer 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 21:44:36,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:44:36,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:44:36,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:44:36,172 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:44:36,173 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:44:36,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.02.cil-2.c [2019-09-20 21:44:36,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab2e5153/874277d7887b427ca2cb405ec404d26f/FLAG19845af4d [2019-09-20 21:44:36,696 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:44:36,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.02.cil-2.c [2019-09-20 21:44:36,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab2e5153/874277d7887b427ca2cb405ec404d26f/FLAG19845af4d [2019-09-20 21:44:37,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab2e5153/874277d7887b427ca2cb405ec404d26f [2019-09-20 21:44:37,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:44:37,100 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:44:37,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:44:37,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:44:37,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:44:37,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e770697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37, skipping insertion in model container [2019-09-20 21:44:37,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,118 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:44:37,162 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:44:37,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:44:37,394 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:44:37,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:44:37,547 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:44:37,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37 WrapperNode [2019-09-20 21:44:37,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:44:37,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:44:37,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:44:37,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:44:37,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (1/1) ... [2019-09-20 21:44:37,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:44:37,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:44:37,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:44:37,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:44:37,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:44:37" (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 21:44:37,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:44:37,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:44:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 21:44:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 21:44:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 21:44:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-20 21:44:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 21:44:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 21:44:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-20 21:44:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 21:44:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 21:44:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 21:44:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 21:44:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 21:44:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 21:44:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 21:44:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 21:44:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 21:44:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 21:44:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 21:44:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 21:44:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 21:44:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:44:37,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:44:37,646 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 21:44:37,646 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 21:44:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 21:44:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-20 21:44:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 21:44:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:44:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 21:44:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 21:44:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-20 21:44:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 21:44:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 21:44:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 21:44:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 21:44:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 21:44:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 21:44:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 21:44:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 21:44:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 21:44:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 21:44:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 21:44:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 21:44:37,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:44:37,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:44:37,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:44:38,582 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:44:38,582 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 21:44:38,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:44:38 BoogieIcfgContainer [2019-09-20 21:44:38,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:44:38,584 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:44:38,584 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:44:38,585 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:44:38,586 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:44:38" (1/1) ... [2019-09-20 21:44:38,586 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:44:38,608 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:44:38,609 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:44:38,618 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:44:38,626 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:44:38,628 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:44:38,817 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 71 for LOIs [2019-09-20 21:44:38,946 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 66 for LOIs [2019-09-20 21:44:39,166 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2019-09-20 21:44:39,393 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 50 [2019-09-20 21:44:39,997 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2019-09-20 21:44:40,223 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 50 [2019-09-20 21:44:41,044 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2019-09-20 21:44:41,970 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 81 [2019-09-20 21:44:42,207 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 21:44:42,417 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-20 21:44:43,370 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2019-09-20 21:44:43,752 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 21:44:44,540 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2019-09-20 21:44:44,932 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 21:44:45,270 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2019-09-20 21:44:45,481 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 21:44:46,311 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2019-09-20 21:44:46,670 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 21:44:48,039 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 125 DAG size of output: 125 [2019-09-20 21:44:48,697 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-20 21:44:49,688 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-20 21:44:49,996 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 21:44:51,458 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 157 DAG size of output: 136 [2019-09-20 21:44:52,071 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 21:44:53,330 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 149 DAG size of output: 136 [2019-09-20 21:44:53,956 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 21:44:54,534 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 60 [2019-09-20 21:44:54,657 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 21:44:54,958 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 48 [2019-09-20 21:44:55,678 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 61 [2019-09-20 21:44:55,828 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 21:44:55,980 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 21:44:56,130 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 21:44:56,967 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2019-09-20 21:44:57,108 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 21:44:57,411 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 68 [2019-09-20 21:44:57,544 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 21:44:57,678 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 21:44:57,811 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 21:44:59,153 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 151 DAG size of output: 129 [2019-09-20 21:44:59,772 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 21:45:00,177 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 48 [2019-09-20 21:45:00,368 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 49 [2019-09-20 21:45:00,744 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2019-09-20 21:45:00,957 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2019-09-20 21:45:01,518 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2019-09-20 21:45:01,718 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 21:45:01,822 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 21:45:02,079 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2019-09-20 21:45:02,604 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 53 [2019-09-20 21:45:03,142 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-20 21:45:03,361 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 21:45:03,580 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 21:45:03,803 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 21:45:05,722 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 160 DAG size of output: 140 [2019-09-20 21:45:06,588 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 21:45:09,851 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 174 DAG size of output: 153 [2019-09-20 21:45:10,211 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 60 [2019-09-20 21:45:10,314 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 21:45:11,475 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 153 DAG size of output: 109 [2019-09-20 21:45:11,822 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 21:45:12,619 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 112 [2019-09-20 21:45:13,028 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2019-09-20 21:45:13,413 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-20 21:45:13,838 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-20 21:45:14,395 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 74 [2019-09-20 21:45:14,499 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 21:45:14,715 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-20 21:45:15,479 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-20 21:45:15,749 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 21:45:15,985 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 45 [2019-09-20 21:45:16,761 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2019-09-20 21:45:17,135 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-09-20 21:45:17,461 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2019-09-20 21:45:17,616 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-20 21:45:18,174 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 21:45:18,399 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-09-20 21:45:19,052 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 115 [2019-09-20 21:45:19,245 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 21:45:19,749 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 116 [2019-09-20 21:45:20,302 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-09-20 21:45:20,576 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-09-20 21:45:20,772 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39