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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 20:25:04,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 20:25:04,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 20:25:04,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 20:25:04,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 20:25:04,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 20:25:04,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 20:25:04,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 20:25:04,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 20:25:04,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 20:25:04,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 20:25:04,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 20:25:04,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 20:25:04,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 20:25:04,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 20:25:04,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 20:25:04,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 20:25:04,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 20:25:04,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 20:25:04,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 20:25:04,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 20:25:04,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 20:25:04,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 20:25:04,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 20:25:04,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 20:25:04,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 20:25:04,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 20:25:04,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 20:25:04,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 20:25:04,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 20:25:04,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 20:25:04,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 20:25:04,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 20:25:04,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 20:25:04,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 20:25:04,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 20:25:04,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 20:25:04,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 20:25:04,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 20:25:04,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 20:25:04,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 20:25:04,861 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 [2019-09-16 20:25:04,875 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 20:25:04,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 20:25:04,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 20:25:04,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 20:25:04,877 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 20:25:04,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 20:25:04,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 20:25:04,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 20:25:04,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 20:25:04,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 20:25:04,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 20:25:04,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 20:25:04,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 20:25:04,879 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 20:25:04,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 20:25:04,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 20:25:04,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 20:25:04,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 20:25:04,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 20:25:04,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 20:25:04,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 20:25:04,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 20:25:04,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 20:25:04,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 20:25:04,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 20:25:04,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 20:25:04,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 20:25:04,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 20:25:04,882 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 -> 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 [2019-09-16 20:25:04,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 20:25:04,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 20:25:04,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 20:25:04,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 20:25:04,933 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 20:25:04,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-16 20:25:04,995 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ab13ec6/9f220fb484004b4dbfe20e979316f884/FLAGd99c23af1 [2019-09-16 20:25:05,543 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 20:25:05,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-16 20:25:05,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ab13ec6/9f220fb484004b4dbfe20e979316f884/FLAGd99c23af1 [2019-09-16 20:25:05,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ab13ec6/9f220fb484004b4dbfe20e979316f884 [2019-09-16 20:25:05,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 20:25:05,839 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 20:25:05,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 20:25:05,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 20:25:05,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 20:25:05,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:25:05" (1/1) ... [2019-09-16 20:25:05,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:05, skipping insertion in model container [2019-09-16 20:25:05,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:25:05" (1/1) ... [2019-09-16 20:25:05,858 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 20:25:05,918 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 20:25:06,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:25:06,313 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 20:25:06,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:25:06,431 INFO L192 MainTranslator]: Completed translation [2019-09-16 20:25:06,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06 WrapperNode [2019-09-16 20:25:06,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 20:25:06,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 20:25:06,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 20:25:06,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 20:25:06,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (1/1) ... [2019-09-16 20:25:06,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (1/1) ... [2019-09-16 20:25:06,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (1/1) ... [2019-09-16 20:25:06,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (1/1) ... [2019-09-16 20:25:06,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (1/1) ... [2019-09-16 20:25:06,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (1/1) ... [2019-09-16 20:25:06,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (1/1) ... [2019-09-16 20:25:06,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 20:25:06,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 20:25:06,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 20:25:06,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 20:25:06,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:25:06" (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 [2019-09-16 20:25:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 20:25:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 20:25:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-16 20:25:06,567 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-16 20:25:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-16 20:25:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-16 20:25:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-16 20:25:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-16 20:25:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-16 20:25:06,568 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-16 20:25:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-16 20:25:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-16 20:25:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-16 20:25:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-16 20:25:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-16 20:25:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-16 20:25:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-16 20:25:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 20:25:06,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-16 20:25:06,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 20:25:06,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-16 20:25:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-16 20:25:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-16 20:25:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-16 20:25:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-16 20:25:06,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 20:25:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-16 20:25:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-16 20:25:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-16 20:25:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-16 20:25:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-16 20:25:06,572 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-16 20:25:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-16 20:25:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-16 20:25:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-16 20:25:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-16 20:25:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-16 20:25:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-16 20:25:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-16 20:25:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-16 20:25:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-16 20:25:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 20:25:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 20:25:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 20:25:07,878 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 20:25:07,879 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-16 20:25:07,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:25:07 BoogieIcfgContainer [2019-09-16 20:25:07,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 20:25:07,881 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 20:25:07,881 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 20:25:07,881 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 20:25:07,883 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:25:07" (1/1) ... [2019-09-16 20:25:07,883 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 20:25:07,915 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 20:25:07,915 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 20:25:07,925 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 20:25:07,937 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 20:25:07,939 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 20:25:08,308 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-16 20:25:08,571 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 20:25:08,808 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 20:25:08,982 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 20:25:09,008 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 178 for LOIs [2019-09-16 20:25:09,207 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-16 20:25:09,373 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-16 20:25:09,974 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2019-09-16 20:25:10,808 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-16 20:25:11,528 WARN L191 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-16 20:25:12,223 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-16 20:25:12,895 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-16 20:25:13,212 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-16 20:25:13,323 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2019-09-16 20:25:13,610 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-16 20:25:13,719 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-16 20:25:13,843 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-16 20:25:13,968 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-16 20:25:14,497 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-16 20:25:14,603 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-16 20:25:14,720 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-16 20:25:15,361 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:15,625 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:15,883 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:16,101 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:16,314 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:16,541 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:16,781 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:17,012 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:17,245 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:17,489 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:17,715 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-16 20:25:17,970 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-16 20:25:18,247 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-16 20:25:18,549 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-16 20:25:18,880 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-09-16 20:25:19,007 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-16 20:25:19,205 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-16 20:25:19,538 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2019-09-16 20:25:19,801 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:19,910 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:25:20,115 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:20,220 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:25:20,450 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:20,819 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-16 20:25:21,092 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-16 20:25:21,406 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-09-16 20:25:21,519 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-16 20:25:21,749 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:21,876 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:25:22,085 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:22,375 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:22,732 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:23,039 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:23,153 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:25:23,358 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:23,692 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:23,998 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:24,100 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 20:25:24,297 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:24,638 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:24,942 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:25,227 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:25,563 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:25,843 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:26,126 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 20:25:26,433 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:26,645 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:26,853 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:27,080 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:27,288 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:27,492 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:27,704 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:27,939 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:28,157 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:28,373 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:28,588 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:28,799 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:29,006 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:29,216 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-16 20:25:29,423 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-16 20:25:29,631 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-16 20:25:29,841 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-16 20:25:30,049 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-16 20:25:30,269 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-16 20:25:30,482 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-16 20:25:30,776 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:30,990 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:31,238 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-16 20:25:31,450 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:31,663 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:31,874 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:32,090 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:32,307 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:32,525 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:32,761 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-16 20:25:32,972 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:33,204 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:33,442 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:33,653 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-16 20:25:33,769 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2019-09-16 20:25:34,211 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2019-09-16 20:25:34,362 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2019-09-16 20:25:35,521 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:35,734 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:35,914 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:36,020 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:36,126 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:36,326 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:36,541 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:36,725 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:36,833 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:36,938 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:37,106 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:37,497 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:37,606 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:37,713 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 9 [2019-09-16 20:25:38,010 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-16 20:25:38,255 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-16 20:25:38,499 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-16 20:25:38,741 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-16 20:25:39,020 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:39,219 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:39,401 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:39,583 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-16 20:25:41,589 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 195 [2019-09-16 20:25:42,004 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-09-16 20:25:42,278 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 18 for LOIs [2019-09-16 20:25:42,552 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:42,668 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:42,926 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:43,032 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:43,290 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:43,394 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:43,649 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:43,758 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:44,010 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:44,116 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:44,364 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:44,469 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:44,716 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:44,823 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:45,070 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:45,176 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:45,426 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:45,528 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:45,798 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:45,903 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:46,150 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:46,255 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:46,501 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:46,605 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:46,856 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:46,965 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:47,210 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:47,318 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:47,562 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:47,667 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:47,910 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:48,014 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:48,279 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-09-16 20:25:48,388 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-16 20:25:48,642 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2019-09-16 20:25:48,767 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:25:49,022 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2019-09-16 20:25:49,148 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:25:49,438 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-16 20:25:49,579 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 20:25:49,922 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:50,099 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:50,395 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:50,523 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:50,792 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:50,931 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:51,253 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:51,404 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:51,694 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:51,820 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:52,085 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:52,213 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:52,550 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:52,679 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:52,959 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:53,095 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:53,361 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:53,502 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:53,812 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:53,940 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:54,202 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:54,336 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:54,626 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:54,759 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:55,085 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:55,227 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:55,489 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:55,620 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:55,897 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:56,029 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:56,285 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:56,414 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:56,721 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:56,852 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:57,120 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:57,246 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:57,512 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:57,648 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:57,961 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:58,086 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:58,352 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:58,479 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:58,739 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:25:58,871 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:25:59,155 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2019-09-16 20:25:59,287 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:25:59,542 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2019-09-16 20:25:59,665 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:25:59,957 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-16 20:26:00,103 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 20:26:00,363 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2019-09-16 20:26:00,488 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:26:00,757 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2019-09-16 20:26:00,880 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 20:26:01,169 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-16 20:26:01,309 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 20:26:01,605 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:01,739 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:02,011 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:02,141 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:02,408 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:02,538 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:02,857 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:02,989 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:03,265 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:03,396 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:03,666 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:03,796 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:04,198 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:04,406 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:04,675 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:04,804 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:05,066 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:05,195 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:05,488 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:05,622 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:05,882 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:06,012 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:06,278 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-16 20:26:06,410 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:06,779 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 61 [2019-09-16 20:26:07,035 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:07,140 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:07,385 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:07,713 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:07,815 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:08,044 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:08,375 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:08,697 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:09,033 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:09,134 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:09,365 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:09,466 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:09,701 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:09,805 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:10,035 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:10,140 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:10,372 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:10,705 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:11,037 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:11,364 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:11,694 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:12,028 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:12,132 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:12,358 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:12,680 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:13,008 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:13,111 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:13,344 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:13,450 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:13,688 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:13,790 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:14,024 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:14,352 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:14,455 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:14,687 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:14,790 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:26:15,022 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-16 20:26:15,357 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:15,458 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-16 20:26:15,694 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:16,024 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:16,354 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:16,688 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:17,016 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:17,353 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:17,676 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:17,778 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-16 20:26:18,008 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:18,338 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:18,439 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-16 20:26:18,665 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-16 20:26:18,907 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-09-16 20:26:19,298 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:19,631 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:19,972 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:20,304 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:20,641 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:20,974 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:21,304 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:21,641 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:21,979 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:22,319 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:22,684 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 65 [2019-09-16 20:26:23,051 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 65 [2019-09-16 20:26:23,393 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:23,728 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:24,062 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:24,392 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:24,728 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:25,062 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:25,400 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:25,768 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 65 [2019-09-16 20:26:26,104 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:26,441 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:26,785 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:27,116 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:27,446 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 62 [2019-09-16 20:26:27,634 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:27,888 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:28,145 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:28,402 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:28,655 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:28,925 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:29,177 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:29,427 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:29,678 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:29,938 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:30,197 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-09-16 20:26:30,543 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:30,679 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:30,838 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:30,986 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:31,128 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:31,271 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:31,420 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:31,559 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:31,697 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:31,835 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 20:26:32,122 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:32,270 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:32,411 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:32,734 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:32,881 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:33,025 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:33,329 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:33,478 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:33,622 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:33,915 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:34,057 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:34,198 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:34,491 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:34,647 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:34,786 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:35,084 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:35,234 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:35,379 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:35,668 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:35,813 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:35,958 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:36,255 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:36,403 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:36,543 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:36,850 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:37,012 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:37,158 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:37,451 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:37,595 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:37,738 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:38,034 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-16 20:26:38,175 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:38,315 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 9 [2019-09-16 20:26:38,462 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-09-16 20:26:39,065 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-16 20:26:39,180 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 20:26:39,445 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-16 20:26:39,567 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 20:26:39,825 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-16 20:26:39,937 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 20:26:40,192 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-16 20:26:40,304 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 20:26:40,571 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-16 20:26:40,687 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 20:26:40,949 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-16 20:26:41,065 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 20:26:41,327 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-16 20:26:41,439 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 20:26:41,763 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-16 20:26:42,073 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-16 20:26:42,372 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-16 20:26:42,682 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-16 20:26:42,985 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-16 20:26:43,293 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-16 20:26:43,595 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-16 20:26:44,545 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 for LOIs [2019-09-16 20:26:44,603 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 1 for LOIs [2019-09-16 20:26:44,642 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-09-16 20:26:44,643 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 1 for LOIs [2019-09-16 20:26:44,681 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 33 for LOIs [2019-09-16 20:26:44,720 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 24 for LOIs [2019-09-16 20:26:44,741 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 20:26:44,741 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 20:26:44,743 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 3546#(and (= assert_~arg |assert_#in~arg|) (= 0 |assert_#in~arg|)) [2019-09-16 20:26:44,753 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 20:26:44,753 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 20:26:44,754 INFO L168 Benchmark]: Toolchain (without parser) took 98916.33 ms. Allocated memory was 131.6 MB in the beginning and 509.6 MB in the end (delta: 378.0 MB). Free memory was 86.1 MB in the beginning and 470.0 MB in the end (delta: -383.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 20:26:44,754 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 20:26:44,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.11 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 85.9 MB in the beginning and 168.9 MB in the end (delta: -82.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-16 20:26:44,755 INFO L168 Benchmark]: Boogie Preprocessor took 69.01 ms. Allocated memory is still 199.8 MB. Free memory was 168.9 MB in the beginning and 165.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-16 20:26:44,755 INFO L168 Benchmark]: RCFGBuilder took 1379.02 ms. Allocated memory was 199.8 MB in the beginning and 221.2 MB in the end (delta: 21.5 MB). Free memory was 165.3 MB in the beginning and 166.1 MB in the end (delta: -776.5 kB). Peak memory consumption was 97.2 MB. Max. memory is 7.1 GB. [2019-09-16 20:26:44,755 INFO L168 Benchmark]: Sifa took 96872.35 ms. Allocated memory was 221.2 MB in the beginning and 509.6 MB in the end (delta: 288.4 MB). Free memory was 166.1 MB in the beginning and 470.0 MB in the end (delta: -303.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 20:26:44,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 592.11 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 85.9 MB in the beginning and 168.9 MB in the end (delta: -82.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.01 ms. Allocated memory is still 199.8 MB. Free memory was 168.9 MB in the beginning and 165.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1379.02 ms. Allocated memory was 199.8 MB in the beginning and 221.2 MB in the end (delta: 21.5 MB). Free memory was 165.3 MB in the beginning and 166.1 MB in the end (delta: -776.5 kB). Peak memory consumption was 97.2 MB. Max. memory is 7.1 GB. * Sifa took 96872.35 ms. Allocated memory was 221.2 MB in the beginning and 509.6 MB in the end (delta: 288.4 MB). Free memory was 166.1 MB in the beginning and 470.0 MB in the end (delta: -303.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 96829, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1618, DAG_INTERPRETER_EARLY_EXITS: 38, TOOLS_POST_APPLICATIONS: 1146, TOOLS_POST_TIME[ms]: 963, TOOLS_POST_CALL_APPLICATIONS: 433, TOOLS_POST_CALL_TIME[ms]: 1368, TOOLS_POST_RETURN_APPLICATIONS: 403, TOOLS_POST_RETURN_TIME[ms]: 946, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1978, TOOLS_QUANTIFIERELIM_TIME[ms]: 3012, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 568, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 1619, FLUID_YES_ANSWERS: 9, DOMAIN_JOIN_APPLICATIONS: 613, DOMAIN_JOIN_TIME[ms]: 92616, DOMAIN_ALPHA_APPLICATIONS: 9, DOMAIN_ALPHA_TIME[ms]: 28, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 352, DOMAIN_ISBOTTOM_TIME[ms]: 527, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 25858, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25857, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 403, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31894, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31892, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 156, DAG_COMPRESSION_PROCESSED_NODES: 6582, DAG_COMPRESSION_RETAINED_NODES: 1591 - UnprovableResult [Line: 662]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 3546#(and (= assert_~arg |assert_#in~arg|) (= 0 |assert_#in~arg|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...