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 SequenceOfStatements --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 [2019-09-18 05:41:30,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 05:41:30,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 05:41:30,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 05:41:30,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 05:41:30,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 05:41:30,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 05:41:30,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 05:41:30,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 05:41:30,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 05:41:30,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 05:41:30,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 05:41:30,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 05:41:30,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 05:41:30,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 05:41:30,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 05:41:30,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 05:41:30,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 05:41:30,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 05:41:30,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 05:41:30,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 05:41:30,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 05:41:30,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 05:41:30,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 05:41:30,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 05:41:30,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 05:41:30,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 05:41:30,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 05:41:30,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 05:41:30,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 05:41:30,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 05:41:30,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 05:41:30,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 05:41:30,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 05:41:30,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 05:41:30,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 05:41:30,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 05:41:30,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 05:41:30,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 05:41:30,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 05:41:30,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 05:41:30,492 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 [2019-09-18 05:41:30,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 05:41:30,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 05:41:30,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 05:41:30,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 05:41:30,509 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 05:41:30,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 05:41:30,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 05:41:30,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 05:41:30,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 05:41:30,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 05:41:30,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 05:41:30,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 05:41:30,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 05:41:30,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 05:41:30,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 05:41:30,511 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 05:41:30,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 05:41:30,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 05:41:30,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 05:41:30,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 05:41:30,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 05:41:30,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 05:41:30,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 05:41:30,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 05:41:30,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 05:41:30,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 05:41:30,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 05:41:30,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 05:41:30,514 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 -> SequenceOfStatements 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 [2019-09-18 05:41:30,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 05:41:30,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 05:41:30,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 05:41:30,561 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 05:41:30,562 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 05:41:30,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-18 05:41:30,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/935c2de2b/066ae00a82ea4318aa771e30bf85617c/FLAG3d5873bfd [2019-09-18 05:41:31,184 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 05:41:31,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-18 05:41:31,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/935c2de2b/066ae00a82ea4318aa771e30bf85617c/FLAG3d5873bfd [2019-09-18 05:41:31,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/935c2de2b/066ae00a82ea4318aa771e30bf85617c [2019-09-18 05:41:31,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 05:41:31,489 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 05:41:31,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 05:41:31,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 05:41:31,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 05:41:31,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:41:31" (1/1) ... [2019-09-18 05:41:31,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df0e53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:31, skipping insertion in model container [2019-09-18 05:41:31,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:41:31" (1/1) ... [2019-09-18 05:41:31,506 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 05:41:31,563 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 05:41:31,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:41:31,968 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 05:41:32,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:41:32,075 INFO L192 MainTranslator]: Completed translation [2019-09-18 05:41:32,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32 WrapperNode [2019-09-18 05:41:32,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 05:41:32,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 05:41:32,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 05:41:32,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 05:41:32,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (1/1) ... [2019-09-18 05:41:32,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (1/1) ... [2019-09-18 05:41:32,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (1/1) ... [2019-09-18 05:41:32,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (1/1) ... [2019-09-18 05:41:32,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (1/1) ... [2019-09-18 05:41:32,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (1/1) ... [2019-09-18 05:41:32,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (1/1) ... [2019-09-18 05:41:32,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 05:41:32,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 05:41:32,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 05:41:32,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 05:41:32,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:32" (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 [2019-09-18 05:41:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 05:41:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 05:41:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-18 05:41:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-18 05:41:32,231 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-18 05:41:32,231 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-18 05:41:32,231 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-18 05:41:32,231 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-18 05:41:32,231 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-18 05:41:32,232 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-18 05:41:32,232 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-18 05:41:32,232 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-18 05:41:32,233 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-18 05:41:32,233 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-18 05:41:32,233 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-18 05:41:32,233 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-18 05:41:32,233 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-18 05:41:32,233 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 05:41:32,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-18 05:41:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 05:41:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-18 05:41:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-18 05:41:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-18 05:41:32,234 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-18 05:41:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-18 05:41:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 05:41:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-18 05:41:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-18 05:41:32,235 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-18 05:41:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-18 05:41:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-18 05:41:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-18 05:41:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-18 05:41:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-18 05:41:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-18 05:41:32,236 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-18 05:41:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-18 05:41:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-18 05:41:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-18 05:41:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-18 05:41:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-18 05:41:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 05:41:32,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 05:41:32,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 05:41:33,097 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 05:41:33,098 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-18 05:41:33,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:41:33 BoogieIcfgContainer [2019-09-18 05:41:33,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 05:41:33,100 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 05:41:33,100 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 05:41:33,100 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 05:41:33,102 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:41:33" (1/1) ... [2019-09-18 05:41:33,102 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 [2019-09-18 05:41:33,127 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 05:41:33,128 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 05:41:33,137 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 05:41:33,146 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 05:41:33,147 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 05:41:33,542 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 05:41:33,757 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 05:41:33,959 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 05:41:34,178 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 05:41:34,200 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 178 for LOIs [2019-09-18 05:41:34,390 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-09-18 05:41:34,504 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-09-18 05:41:34,724 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-18 05:41:35,818 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 05:41:36,221 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-09-18 05:41:36,406 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-09-18 05:41:36,640 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-09-18 05:41:36,821 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-09-18 05:41:37,053 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2019-09-18 05:41:37,496 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2019-09-18 05:41:37,613 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 05:41:38,312 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:41:38,513 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:41:39,199 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 27 [2019-09-18 05:41:40,229 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2019-09-18 05:41:40,407 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-18 05:41:44,207 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2019-09-18 05:41:44,587 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-18 05:41:44,762 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:44,956 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:45,120 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 05:41:45,532 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-18 05:41:46,040 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-18 05:41:46,222 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2019-09-18 05:41:46,424 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-18 05:41:46,590 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:46,775 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:46,947 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 05:41:47,392 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-18 05:41:48,332 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:48,510 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:48,708 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-18 05:41:49,447 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:49,628 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2019-09-18 05:41:49,937 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-18 05:41:50,160 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2019-09-18 05:41:50,501 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-18 05:41:50,683 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:50,891 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:51,069 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 05:41:51,494 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-18 05:41:51,987 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-18 05:41:52,306 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-18 05:41:52,463 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:52,640 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 05:41:52,764 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:53,058 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 05:41:53,173 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 05:41:53,346 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 05:41:53,842 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-18 05:41:54,575 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-18 05:41:54,756 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:54,938 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 05:41:55,058 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:55,520 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-18 05:41:56,291 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-18 05:41:56,445 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2019-09-18 05:41:56,627 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-18 05:41:56,789 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:56,971 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-18 05:41:57,103 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-09-18 05:41:57,371 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 05:41:57,652 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 05:41:58,130 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2019-09-18 05:41:58,651 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2019-09-18 05:41:58,923 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2019-09-18 05:41:59,072 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2019-09-18 05:41:59,512 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:59,969 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2019-09-18 05:42:00,856 WARN L191 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 180 [2019-09-18 05:42:01,216 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-09-18 05:42:01,268 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 18 for LOIs [2019-09-18 05:42:08,634 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:08,786 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:08,938 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:09,097 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:09,251 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:09,404 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:09,556 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:09,705 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:09,858 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:10,012 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:10,164 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:10,316 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:10,468 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:10,619 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:10,791 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:10,942 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:11,090 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:11,238 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:11,388 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:11,540 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:11,703 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:11,875 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:12,027 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:12,180 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:12,332 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:12,485 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:12,635 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:12,786 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:12,938 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:13,091 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:13,240 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:13,389 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:13,547 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:13,697 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:13,848 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:14,000 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:14,150 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:14,298 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:14,449 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:14,601 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:14,754 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:14,904 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:15,058 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:15,208 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:15,360 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:15,512 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:15,663 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:15,814 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:15,966 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:16,117 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:16,284 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:16,432 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:16,584 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:16,739 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:16,891 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:17,043 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:17,196 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:17,349 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:17,511 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:17,664 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:17,815 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:17,967 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:18,843 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:19,079 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:19,290 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:19,680 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:20,150 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:20,297 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:20,700 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:20,877 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:21,049 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:21,432 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:21,893 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:22,284 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:22,465 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:22,589 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:23,026 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:23,739 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 05:42:24,035 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 05:42:24,224 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 05:42:24,903 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:25,079 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:25,204 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:25,633 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:26,254 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:26,521 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2019-09-18 05:42:26,715 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 05:42:27,004 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 05:42:27,197 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 05:42:27,616 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 05:42:27,913 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-18 05:42:28,101 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 05:42:28,571 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:28,747 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:28,920 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:29,305 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:30,235 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:30,410 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:30,589 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:30,761 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:31,360 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:31,537 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:31,655 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:31,927 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:32,208 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:32,659 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:33,458 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:33,634 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:33,764 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:34,024 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:34,298 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:34,767 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:35,209 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2019-09-18 05:42:35,608 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:35,793 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:35,961 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:36,355 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:37,095 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:37,272 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:37,393 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:37,826 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:38,405 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:38,677 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:38,998 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-18 05:42:39,392 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:39,564 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-09-18 05:42:39,687 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-18 05:42:39,953 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:40,228 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 05:42:40,701 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:41,176 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2019-09-18 05:42:41,568 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2019-09-18 05:42:41,779 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:41,909 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-18 05:42:42,503 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 for LOIs [2019-09-18 05:42:42,560 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 1 for LOIs [2019-09-18 05:42:42,599 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-09-18 05:42:42,607 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 1 for LOIs [2019-09-18 05:42:42,643 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 6 for LOIs [2019-09-18 05:42:42,679 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 24 for LOIs [2019-09-18 05:42:42,700 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 05:42:42,700 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 05:42:42,703 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 6181#(and (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|)) [2019-09-18 05:42:42,715 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 05:42:42,715 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 05:42:42,716 INFO L168 Benchmark]: Toolchain (without parser) took 71227.47 ms. Allocated memory was 132.6 MB in the beginning and 618.1 MB in the end (delta: 485.5 MB). Free memory was 86.2 MB in the beginning and 119.6 MB in the end (delta: -33.5 MB). Peak memory consumption was 452.0 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:42,716 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 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. [2019-09-18 05:42:42,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.73 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 86.0 MB in the beginning and 166.9 MB in the end (delta: -81.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:42,718 INFO L168 Benchmark]: Boogie Preprocessor took 98.47 ms. Allocated memory is still 198.7 MB. Free memory was 166.9 MB in the beginning and 163.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:42,718 INFO L168 Benchmark]: RCFGBuilder took 924.74 ms. Allocated memory is still 198.7 MB. Free memory was 163.6 MB in the beginning and 103.4 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.3 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:42,719 INFO L168 Benchmark]: Sifa took 69614.92 ms. Allocated memory was 198.7 MB in the beginning and 618.1 MB in the end (delta: 419.4 MB). Free memory was 103.4 MB in the beginning and 119.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 403.2 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:42,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.6 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 585.73 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 86.0 MB in the beginning and 166.9 MB in the end (delta: -81.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.47 ms. Allocated memory is still 198.7 MB. Free memory was 166.9 MB in the beginning and 163.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 924.74 ms. Allocated memory is still 198.7 MB. Free memory was 163.6 MB in the beginning and 103.4 MB in the end (delta: 60.3 MB). Peak memory consumption was 60.3 MB. Max. memory is 7.1 GB. * Sifa took 69614.92 ms. Allocated memory was 198.7 MB in the beginning and 618.1 MB in the end (delta: 419.4 MB). Free memory was 103.4 MB in the beginning and 119.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 403.2 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]: 69576, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 3089, DAG_INTERPRETER_EARLY_EXITS: 37, TOOLS_POST_APPLICATIONS: 2234, TOOLS_POST_TIME[ms]: 989, TOOLS_POST_CALL_APPLICATIONS: 824, TOOLS_POST_CALL_TIME[ms]: 1865, TOOLS_POST_RETURN_APPLICATIONS: 794, TOOLS_POST_RETURN_TIME[ms]: 291, TOOLS_QUANTIFIERELIM_APPLICATIONS: 3848, TOOLS_QUANTIFIERELIM_TIME[ms]: 2761, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 553, FLUID_QUERY_TIME[ms]: 37, FLUID_QUERIES: 3090, FLUID_YES_ANSWERS: 11, DOMAIN_JOIN_APPLICATIONS: 846, DOMAIN_JOIN_TIME[ms]: 65150, DOMAIN_ALPHA_APPLICATIONS: 11, DOMAIN_ALPHA_TIME[ms]: 53, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 574, DOMAIN_ISBOTTOM_TIME[ms]: 732, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19632, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19631, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 794, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 26613, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 26611, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 15, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 197, DAG_COMPRESSION_PROCESSED_NODES: 7384, DAG_COMPRESSION_RETAINED_NODES: 3123 - 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 6181#(and (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...