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 IntervalDomain --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.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:38:40,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:38:40,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:38:40,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:38:40,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:38:40,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:38:40,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:38:40,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:38:40,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:38:40,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:38:40,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:38:40,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:38:40,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:38:40,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:38:40,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:38:40,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:38:40,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:38:40,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:38:40,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:38:40,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:38:40,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:38:40,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:38:40,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:38:40,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:38:40,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:38:40,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:38:40,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:38:40,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:38:40,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:38:40,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:38:40,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:38:40,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:38:40,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:38:40,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:38:40,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:38:40,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:38:40,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:38:40,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:38:40,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:38:40,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:38:40,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:38:40,667 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 [2019-09-17 10:38:40,691 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:38:40,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:38:40,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:38:40,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:38:40,694 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:38:40,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:38:40,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:38:40,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:38:40,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:38:40,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:38:40,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:38:40,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:38:40,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:38:40,697 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:38:40,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:38:40,698 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:38:40,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:38:40,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:38:40,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:38:40,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:38:40,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:38:40,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:38:40,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:38:40,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:38:40,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:38:40,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:38:40,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:38:40,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:38:40,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 [2019-09-17 10:38:40,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:38:40,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:38:40,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:38:40,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:38:40,779 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:38:40,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-17 10:38:40,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b73d9dc/d58b59f9528744fa998e81d2712ce2b0/FLAGa1c292692 [2019-09-17 10:38:41,373 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:38:41,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-17 10:38:41,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b73d9dc/d58b59f9528744fa998e81d2712ce2b0/FLAGa1c292692 [2019-09-17 10:38:41,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3b73d9dc/d58b59f9528744fa998e81d2712ce2b0 [2019-09-17 10:38:41,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:38:41,763 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:38:41,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:38:41,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:38:41,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:38:41,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:38:41" (1/1) ... [2019-09-17 10:38:41,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ffec5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:41, skipping insertion in model container [2019-09-17 10:38:41,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:38:41" (1/1) ... [2019-09-17 10:38:41,778 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:38:41,821 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:38:42,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:38:42,233 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:38:42,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:38:42,364 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:38:42,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42 WrapperNode [2019-09-17 10:38:42,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:38:42,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:38:42,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:38:42,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:38:42,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (1/1) ... [2019-09-17 10:38:42,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (1/1) ... [2019-09-17 10:38:42,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (1/1) ... [2019-09-17 10:38:42,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (1/1) ... [2019-09-17 10:38:42,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (1/1) ... [2019-09-17 10:38:42,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (1/1) ... [2019-09-17 10:38:42,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (1/1) ... [2019-09-17 10:38:42,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:38:42,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:38:42,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:38:42,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:38:42,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:38:42" (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 [2019-09-17 10:38:42,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:38:42,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:38:42,503 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-17 10:38:42,503 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-17 10:38:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-17 10:38:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-17 10:38:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-17 10:38:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-17 10:38:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-17 10:38:42,504 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-17 10:38:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-17 10:38:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-17 10:38:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-17 10:38:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-17 10:38:42,505 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-17 10:38:42,506 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-17 10:38:42,506 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-17 10:38:42,506 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:38:42,506 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-17 10:38:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:38:42,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-17 10:38:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-17 10:38:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-17 10:38:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-17 10:38:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-17 10:38:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 10:38:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-17 10:38:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-17 10:38:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-17 10:38:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-17 10:38:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-17 10:38:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-17 10:38:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-17 10:38:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-17 10:38:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-17 10:38:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-17 10:38:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-17 10:38:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-17 10:38:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-17 10:38:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-17 10:38:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-17 10:38:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:38:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:38:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:38:43,858 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:38:43,858 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 10:38:43,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:38:43 BoogieIcfgContainer [2019-09-17 10:38:43,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:38:43,861 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:38:43,861 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:38:43,861 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:38:43,862 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:38:43" (1/1) ... [2019-09-17 10:38:43,863 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-17 10:38:43,905 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:38:43,905 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:38:43,916 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:38:43,928 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:38:43,929 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:38:44,292 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-17 10:38:44,491 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-17 10:38:44,889 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-17 10:38:44,925 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 191 for LOIs [2019-09-17 10:38:49,728 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:38:50,296 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:38:51,844 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 234 DAG size of output: 165 [2019-09-17 10:38:51,868 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 47 for LOIs [2019-09-17 10:38:52,124 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:52,232 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:52,353 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:52,460 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:52,585 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:52,692 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:52,800 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:52,922 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,031 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,163 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,301 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,410 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,517 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,625 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,733 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:53,846 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:38:54,182 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:38:54,514 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:38:54,903 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:38:55,233 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:55,558 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:55,882 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:56,243 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:56,629 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:56,949 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:57,314 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:57,640 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:57,961 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:58,326 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:58,653 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:58,972 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:59,333 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:59,657 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:38:59,987 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:00,354 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:00,695 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:01,025 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:01,347 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:01,723 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:02,055 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:02,416 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:02,770 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:39:03,087 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:39:03,404 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:39:03,721 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:39:04,060 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:39:04,396 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-17 10:39:04,743 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:05,066 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:05,389 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:05,734 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:06,064 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:06,412 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:06,777 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:07,100 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:07,421 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:07,767 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:08,088 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:08,412 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 10:39:08,758 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:08,873 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:09,289 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:11,172 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:11,291 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:11,399 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:11,896 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:12,293 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:12,497 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:12,719 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:12,848 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,147 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,255 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,363 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,475 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,581 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,688 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,812 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:13,915 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:14,119 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:14,811 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:14,915 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:15,017 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:16,113 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:16,318 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:17,116 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:17,617 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:17,818 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:18,319 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:18,826 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:18,938 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:20,625 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:21,417 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:22,614 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:22,722 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:23,020 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:23,313 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:23,446 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 10:39:23,558 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:23,665 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:23,961 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:24,263 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:24,488 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:24,595 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:24,888 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:25,182 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:25,416 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:25,521 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:25,813 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:26,107 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:26,333 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:26,441 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:26,736 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:27,024 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:27,265 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:27,372 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:27,666 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:27,964 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:28,180 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:28,286 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:28,578 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:28,872 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:29,085 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:29,190 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:29,521 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:29,811 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:30,038 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:30,144 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:30,441 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:30,737 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:30,967 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:31,074 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:31,370 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:31,677 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:31,893 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:32,003 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 10:39:32,296 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2019-09-17 10:39:32,591 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-17 10:39:33,056 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:33,630 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:33,902 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:34,214 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:39:34,520 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 10:39:34,627 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 10:39:34,742 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 10:39:34,950 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 10:39:35,257 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 10:39:35,365 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 10:39:35,472 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 10:39:36,088 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:39:36,189 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:39:36,491 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:39:36,959 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:37,469 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:39:38,242 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:38,606 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:38,897 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:39,190 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:39,618 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:39,930 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:40,235 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-17 10:39:40,538 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-17 10:39:40,936 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:41,228 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:41,331 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:39:41,647 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:41,971 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:42,268 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-17 10:39:42,565 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-17 10:39:42,839 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-17 10:39:43,131 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:43,424 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:43,526 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-17 10:39:43,843 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:44,154 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:44,453 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-17 10:39:44,748 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-17 10:39:45,027 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:45,315 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:45,607 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:46,029 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:46,336 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:46,632 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-17 10:39:46,924 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-17 10:39:47,206 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-17 10:39:47,504 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:47,793 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:48,211 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:48,526 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:48,824 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-17 10:39:49,113 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-17 10:39:49,384 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-09-17 10:39:49,644 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-17 10:39:49,932 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:50,222 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:50,633 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:50,943 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:51,238 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-17 10:39:51,538 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-17 10:39:51,826 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:52,114 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 10:39:52,530 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:52,838 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 10:39:53,132 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-17 10:39:53,425 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-17 10:39:53,609 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 71 for LOIs [2019-09-17 10:39:53,875 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-17 10:39:53,876 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 71 for LOIs [2019-09-17 10:39:54,159 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-17 10:39:54,160 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 46 for LOIs [2019-09-17 10:39:54,325 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-17 10:39:54,325 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 70 for LOIs [2019-09-17 10:39:54,584 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-17 10:39:54,584 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 67 for LOIs [2019-09-17 10:39:54,843 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-17 10:39:54,844 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 70 for LOIs [2019-09-17 10:39:55,114 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 10:39:55,115 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:39:55,115 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:39:55,117 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2612#(or (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= (+ ~cs2_new~0 1) 0) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= |assert_#in~arg| 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 0 assert_~arg) (<= assert_~arg 0) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0)) (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= 1 assert_~arg) (<= (+ ~cs2_new~0 1) 0) (<= assert_~arg 1) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 1 |assert_#in~arg|) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= |assert_#in~arg| 1) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0))) [2019-09-17 10:39:55,133 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:39:55,133 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:39:55,134 INFO L168 Benchmark]: Toolchain (without parser) took 73371.10 ms. Allocated memory was 131.6 MB in the beginning and 747.6 MB in the end (delta: 616.0 MB). Free memory was 86.1 MB in the beginning and 523.0 MB in the end (delta: -436.9 MB). Peak memory consumption was 179.2 MB. Max. memory is 7.1 GB. [2019-09-17 10:39:55,135 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:39:55,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.02 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.9 MB in the beginning and 166.7 MB in the end (delta: -80.8 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:39:55,136 INFO L168 Benchmark]: Boogie Preprocessor took 86.17 ms. Allocated memory is still 198.7 MB. Free memory was 166.7 MB in the beginning and 163.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:39:55,136 INFO L168 Benchmark]: RCFGBuilder took 1407.69 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 163.7 MB in the beginning and 164.8 MB in the end (delta: -1.1 MB). Peak memory consumption was 96.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:39:55,137 INFO L168 Benchmark]: Sifa took 71272.17 ms. Allocated memory was 220.7 MB in the beginning and 747.6 MB in the end (delta: 526.9 MB). Free memory was 164.8 MB in the beginning and 523.0 MB in the end (delta: -358.2 MB). Peak memory consumption was 168.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:39:55,140 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 601.02 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 85.9 MB in the beginning and 166.7 MB in the end (delta: -80.8 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.17 ms. Allocated memory is still 198.7 MB. Free memory was 166.7 MB in the beginning and 163.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1407.69 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 163.7 MB in the beginning and 164.8 MB in the end (delta: -1.1 MB). Peak memory consumption was 96.0 MB. Max. memory is 7.1 GB. * Sifa took 71272.17 ms. Allocated memory was 220.7 MB in the beginning and 747.6 MB in the end (delta: 526.9 MB). Free memory was 164.8 MB in the beginning and 523.0 MB in the end (delta: -358.2 MB). Peak memory consumption was 168.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 71213, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1625, DAG_INTERPRETER_EARLY_EXITS: 38, TOOLS_POST_APPLICATIONS: 1147, TOOLS_POST_TIME[ms]: 917, TOOLS_POST_CALL_APPLICATIONS: 439, TOOLS_POST_CALL_TIME[ms]: 814, TOOLS_POST_RETURN_APPLICATIONS: 409, TOOLS_POST_RETURN_TIME[ms]: 204, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1995, TOOLS_QUANTIFIERELIM_TIME[ms]: 1607, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 492, FLUID_QUERY_TIME[ms]: 34, FLUID_QUERIES: 1627, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 614, DOMAIN_JOIN_TIME[ms]: 68303, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 352, DOMAIN_ISBOTTOM_TIME[ms]: 545, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4795, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4795, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 409, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 5137, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5136, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 158, DAG_COMPRESSION_PROCESSED_NODES: 6578, DAG_COMPRESSION_RETAINED_NODES: 1589 - UnprovableResult [Line: 661]: 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 2612#(or (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= (+ ~cs2_new~0 1) 0) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= |assert_#in~arg| 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 0 assert_~arg) (<= assert_~arg 0) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0)) (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= 1 assert_~arg) (<= (+ ~cs2_new~0 1) 0) (<= assert_~arg 1) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 1 |assert_#in~arg|) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= |assert_#in~arg| 1) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...