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 TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:27:21,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:27:21,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:27:21,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:27:21,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:27:21,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:27:21,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:27:21,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:27:21,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:27:21,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:27:21,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:27:21,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:27:21,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:27:21,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:27:21,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:27:21,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:27:21,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:27:21,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:27:21,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:27:21,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:27:21,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:27:21,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:27:21,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:27:21,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:27:21,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:27:21,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:27:21,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:27:21,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:27:21,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:27:21,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:27:21,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:27:21,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:27:21,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:27:21,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:27:21,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:27:21,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:27:21,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:27:21,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:27:21,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:27:21,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:27:21,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:27:21,119 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 00:27:21,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:27:21,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:27:21,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:27:21,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:27:21,135 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:27:21,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:27:21,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:27:21,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:27:21,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:27:21,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:27:21,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:27:21,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:27:21,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:27:21,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:27:21,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:27:21,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:27:21,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:27:21,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:27:21,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:27:21,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:27:21,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:27:21,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:27:21,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:27:21,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:27:21,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:27:21,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:27:21,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:27:21,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:27:21,140 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:27:21,171 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:27:21,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:27:21,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:27:21,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:27:21,192 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:27:21,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 00:27:21,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7547e7eb0/a707d77711aa44a890eb1a9b028473f2/FLAG70a1cf5a4 [2019-09-20 00:27:21,730 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:27:21,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 00:27:21,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7547e7eb0/a707d77711aa44a890eb1a9b028473f2/FLAG70a1cf5a4 [2019-09-20 00:27:22,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7547e7eb0/a707d77711aa44a890eb1a9b028473f2 [2019-09-20 00:27:22,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:27:22,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:27:22,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:27:22,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:27:22,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:27:22,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a67fb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22, skipping insertion in model container [2019-09-20 00:27:22,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,129 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:27:22,193 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:27:22,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:27:22,660 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:27:22,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:27:22,760 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:27:22,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22 WrapperNode [2019-09-20 00:27:22,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:27:22,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:27:22,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:27:22,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:27:22,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (1/1) ... [2019-09-20 00:27:22,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:27:22,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:27:22,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:27:22,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:27:22,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:27:22" (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 00:27:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:27:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:27:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-20 00:27:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-20 00:27:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-20 00:27:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-20 00:27:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-20 00:27:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-20 00:27:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-20 00:27:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-20 00:27:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 00:27:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-20 00:27:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-20 00:27:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-20 00:27:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-20 00:27:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-20 00:27:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 00:27:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:27:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-20 00:27:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:27:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 00:27:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 00:27:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-20 00:27:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-20 00:27:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-20 00:27:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 00:27:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-20 00:27:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-20 00:27:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-20 00:27:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-20 00:27:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-20 00:27:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-20 00:27:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-20 00:27:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-20 00:27:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 00:27:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-20 00:27:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-20 00:27:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-20 00:27:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-20 00:27:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-20 00:27:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 00:27:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:27:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:27:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:27:24,351 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:27:24,351 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 00:27:24,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:27:24 BoogieIcfgContainer [2019-09-20 00:27:24,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:27:24,355 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:27:24,355 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:27:24,355 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:27:24,357 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:27:24" (1/1) ... [2019-09-20 00:27:24,358 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 00:27:24,394 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:27:24,394 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:27:24,412 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:27:24,427 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:27:24,429 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:27:24,830 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 00:27:25,085 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 00:27:25,314 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 00:27:25,496 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 00:27:25,533 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 178 for LOIs [2019-09-20 00:27:25,739 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 00:27:25,921 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 00:27:26,443 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-09-20 00:27:26,689 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2019-09-20 00:27:27,355 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-20 00:27:28,067 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-20 00:27:28,611 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-20 00:27:29,350 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-20 00:30:46,101 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-20 00:30:46,414 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-20 00:30:46,551 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-20 00:30:46,655 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-20 00:30:46,775 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-20 00:30:53,462 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 382720 conjuctions. This might take some time...