./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 925cb412d332cbfc263883206c5a1cd7cf1dcb0a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 07:12:27,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 07:12:27,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 07:12:27,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 07:12:27,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 07:12:27,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 07:12:27,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 07:12:27,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 07:12:27,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 07:12:27,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 07:12:27,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 07:12:27,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 07:12:27,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 07:12:27,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 07:12:27,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 07:12:27,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 07:12:27,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 07:12:27,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 07:12:27,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 07:12:27,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 07:12:27,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 07:12:27,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 07:12:27,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 07:12:27,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 07:12:27,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 07:12:27,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 07:12:27,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 07:12:27,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 07:12:27,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 07:12:27,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 07:12:27,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 07:12:27,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 07:12:27,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 07:12:27,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 07:12:27,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 07:12:27,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 07:12:27,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 07:12:27,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 07:12:27,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 07:12:27,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 07:12:27,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 07:12:27,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-20 07:12:27,256 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 07:12:27,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 07:12:27,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 07:12:27,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 07:12:27,258 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 07:12:27,259 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 07:12:27,259 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 07:12:27,259 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 07:12:27,259 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 07:12:27,260 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 07:12:27,260 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 07:12:27,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 07:12:27,260 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 07:12:27,261 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 07:12:27,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 07:12:27,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 07:12:27,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 07:12:27,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 07:12:27,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 07:12:27,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 07:12:27,262 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 07:12:27,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 07:12:27,263 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 07:12:27,263 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 07:12:27,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 07:12:27,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 07:12:27,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 07:12:27,264 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 07:12:27,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 07:12:27,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 07:12:27,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 07:12:27,265 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 07:12:27,266 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 07:12:27,266 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 925cb412d332cbfc263883206c5a1cd7cf1dcb0a [2020-10-20 07:12:27,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 07:12:27,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 07:12:27,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 07:12:27,485 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 07:12:27,486 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 07:12:27,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2020-10-20 07:12:27,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d970f664/33583894d51f4db0ae36e314428aab15/FLAG23a4a80a2 [2020-10-20 07:12:28,223 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 07:12:28,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2020-10-20 07:12:28,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d970f664/33583894d51f4db0ae36e314428aab15/FLAG23a4a80a2 [2020-10-20 07:12:28,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d970f664/33583894d51f4db0ae36e314428aab15 [2020-10-20 07:12:28,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 07:12:28,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 07:12:28,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 07:12:28,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 07:12:28,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 07:12:28,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 07:12:28" (1/1) ... [2020-10-20 07:12:28,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240e128d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:28, skipping insertion in model container [2020-10-20 07:12:28,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 07:12:28" (1/1) ... [2020-10-20 07:12:28,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 07:12:28,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 07:12:29,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 07:12:29,202 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 07:12:29,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 07:12:29,403 INFO L208 MainTranslator]: Completed translation [2020-10-20 07:12:29,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29 WrapperNode [2020-10-20 07:12:29,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 07:12:29,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 07:12:29,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 07:12:29,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 07:12:29,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:29,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:29,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 07:12:29,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 07:12:29,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 07:12:29,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 07:12:29,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:29,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:30,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:30,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:30,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:30,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:30,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (1/1) ... [2020-10-20 07:12:30,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 07:12:30,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 07:12:30,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 07:12:30,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 07:12:30,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 07:12:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 07:12:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 07:12:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 07:12:40,617 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 07:12:40,618 INFO L298 CfgBuilder]: Removed 1123 assume(true) statements. [2020-10-20 07:12:40,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:12:40 BoogieIcfgContainer [2020-10-20 07:12:40,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 07:12:40,626 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 07:12:40,626 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 07:12:40,630 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 07:12:40,631 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:12:40,631 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 07:12:28" (1/3) ... [2020-10-20 07:12:40,633 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7379c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 07:12:40, skipping insertion in model container [2020-10-20 07:12:40,633 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:12:40,633 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:12:29" (2/3) ... [2020-10-20 07:12:40,634 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7379c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 07:12:40, skipping insertion in model container [2020-10-20 07:12:40,634 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:12:40,634 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:12:40" (3/3) ... [2020-10-20 07:12:40,636 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product26.cil.c [2020-10-20 07:12:40,684 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 07:12:40,684 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 07:12:40,684 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 07:12:40,684 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 07:12:40,685 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 07:12:40,685 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 07:12:40,685 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 07:12:40,685 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 07:12:40,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4860 states. [2020-10-20 07:12:40,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2417 [2020-10-20 07:12:40,889 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 07:12:40,889 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 07:12:40,906 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:40,906 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:40,906 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-20 07:12:40,906 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4860 states. [2020-10-20 07:12:40,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2417 [2020-10-20 07:12:40,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 07:12:40,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 07:12:40,970 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:40,970 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:40,977 INFO L794 eck$LassoCheckResult]: Stem: 2242#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string94.base, #t~string94.offset, 1);call write~init~int(95, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(93, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string96.base, #t~string96.offset, 1);call write~init~int(93, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(32, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(97, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(116, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 3 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 4 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string100.base, #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(10);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string104.base, #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 2 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string106.base, #t~string106.offset, 1);call write~init~int(111, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(119, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(110, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(73, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(76, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 5 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 6 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(70, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(95, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(112, #t~string120.base, 3 + #t~string120.offset, 1);call write~init~int(58, #t~string120.base, 4 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 5 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string129.base, #t~string129.offset, 1);call write~init~int(37, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(105, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 3 + #t~string129.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string137.base, #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 1 + #t~string137.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12; 3700#L-1true havoc main_#res;havoc main_#t~ret155, main_~retValue_acc~20, main_~tmp~25;havoc main_~retValue_acc~20;havoc main_~tmp~25; 594#L3251true havoc valid_product_#res;havoc valid_product_~retValue_acc~22;havoc valid_product_~retValue_acc~22;valid_product_~retValue_acc~22 := 1;valid_product_#res := valid_product_~retValue_acc~22; 3776#L3259true main_#t~ret155 := valid_product_#res;main_~tmp~25 := main_#t~ret155;havoc main_#t~ret155; 1297#L3124true assume 0 != main_~tmp~25; 4311#L3096true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 3564#L442true havoc bigMacCall_#t~ret148, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~24;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~24; 901#L3307true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~24 := 4;getOrigin_#res := getOrigin_~retValue_acc~24; 768#L3332true bigMacCall_#t~ret148 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret148;havoc bigMacCall_#t~ret148;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 4744#L2475true assume 0 == initPersonOnFloor_~floor; 4388#L2476true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 3154#L2583-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 225#L2267true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 725#L2279-2true havoc cleanup_#t~ret149, cleanup_#t~ret150, cleanup_~i~1, cleanup_~tmp~23, cleanup_~tmp___0~7, cleanup_~__cil_tmp4~2;havoc cleanup_~i~1;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~7;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret91, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 380#L856true timeShift_#t~ret91 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret91;havoc timeShift_#t~ret91; 254#L1738true assume 0 != timeShift_~tmp~14; 325#L1739true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 2909#L1443-11true havoc __utac_acc__Specification9_spec__3_#t~ret42, __utac_acc__Specification9_spec__3_#t~ret43, __utac_acc__Specification9_spec__3_#t~ret44, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 1508#L847true __utac_acc__Specification9_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret42;havoc __utac_acc__Specification9_spec__3_#t~ret42;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 1706#L907-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 1356#L939-12true __utac_acc__Specification9_spec__3_#t~ret43 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret43;havoc __utac_acc__Specification9_spec__3_#t~ret43; 1042#L485true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1472#L495-1true cleanup_~i~1 := 0; 2299#L2928-2true [2020-10-20 07:12:40,979 INFO L796 eck$LassoCheckResult]: Loop: 2299#L2928-2true assume !false; 2207#L2929true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 1800#L2932true assume cleanup_~i~1 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 1431#L670true cleanup_#t~ret149 := isBlocked_#res;cleanup_~tmp___0~7 := cleanup_#t~ret149;havoc cleanup_#t~ret149; 3099#L2936true assume 1 != cleanup_~tmp___0~7; 3095#L2936-1true havoc isIdle_#res;havoc isIdle_#t~ret53, isIdle_~retValue_acc~10, isIdle_~tmp~8;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~8;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret48, anyStopRequested_#t~ret49, anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~7, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~7;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~16;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~16; 3473#L2204-42true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~16 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~16; 3214#L2231-42true anyStopRequested_#t~ret48 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret48;havoc anyStopRequested_#t~ret48; 848#L955true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 1629#L1019true isIdle_#t~ret53 := anyStopRequested_#res;isIdle_~tmp~8 := isIdle_#t~ret53;havoc isIdle_#t~ret53;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~8 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 386#L1032true cleanup_#t~ret150 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret150;havoc cleanup_#t~ret150; 1293#L2948true assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret91, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 382#L856-2true timeShift_#t~ret91 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret91;havoc timeShift_#t~ret91; 246#L1738-1true assume 0 != timeShift_~tmp~14; 316#L1739-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 2877#L1443-23true havoc __utac_acc__Specification9_spec__3_#t~ret42, __utac_acc__Specification9_spec__3_#t~ret43, __utac_acc__Specification9_spec__3_#t~ret44, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 1492#L847-1true __utac_acc__Specification9_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret42;havoc __utac_acc__Specification9_spec__3_#t~ret42;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 1846#L907-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 1331#L939-25true __utac_acc__Specification9_spec__3_#t~ret43 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret43;havoc __utac_acc__Specification9_spec__3_#t~ret43; 1034#L485-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1478#L495-3true cleanup_~i~1 := 1 + cleanup_~i~1; 2299#L2928-2true [2020-10-20 07:12:40,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:12:40,986 INFO L82 PathProgramCache]: Analyzing trace with hash -2120884841, now seen corresponding path program 1 times [2020-10-20 07:12:40,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:12:40,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758595122] [2020-10-20 07:12:40,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:12:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:12:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:12:41,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758595122] [2020-10-20 07:12:41,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 07:12:41,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 07:12:41,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756772103] [2020-10-20 07:12:41,455 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 07:12:41,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:12:41,456 INFO L82 PathProgramCache]: Analyzing trace with hash 467648044, now seen corresponding path program 1 times [2020-10-20 07:12:41,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:12:41,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440963656] [2020-10-20 07:12:41,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:12:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:12:41,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:12:41,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440963656] [2020-10-20 07:12:41,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 07:12:41,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 07:12:41,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330519014] [2020-10-20 07:12:41,502 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 07:12:41,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 07:12:41,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 07:12:41,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 07:12:41,532 INFO L87 Difference]: Start difference. First operand 4860 states. Second operand 4 states. [2020-10-20 07:12:43,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 07:12:43,180 INFO L93 Difference]: Finished difference Result 12925 states and 24453 transitions. [2020-10-20 07:12:43,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 07:12:43,183 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12925 states and 24453 transitions. [2020-10-20 07:12:43,316 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8797 [2020-10-20 07:12:43,528 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12925 states to 12883 states and 24404 transitions. [2020-10-20 07:12:43,530 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12883 [2020-10-20 07:12:43,549 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12883 [2020-10-20 07:12:43,550 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12883 states and 24404 transitions. [2020-10-20 07:12:43,585 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 07:12:43,585 INFO L691 BuchiCegarLoop]: Abstraction has 12883 states and 24404 transitions. [2020-10-20 07:12:43,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12883 states and 24404 transitions. [2020-10-20 07:12:43,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12883 to 4845. [2020-10-20 07:12:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4845 states. [2020-10-20 07:12:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4845 states to 4845 states and 9174 transitions. [2020-10-20 07:12:43,799 INFO L714 BuchiCegarLoop]: Abstraction has 4845 states and 9174 transitions. [2020-10-20 07:12:43,799 INFO L594 BuchiCegarLoop]: Abstraction has 4845 states and 9174 transitions. [2020-10-20 07:12:43,799 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-20 07:12:43,799 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4845 states and 9174 transitions. [2020-10-20 07:12:43,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2419 [2020-10-20 07:12:43,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 07:12:43,824 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 07:12:43,827 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:43,827 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:43,827 INFO L794 eck$LassoCheckResult]: Stem: 20779#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string94.base, #t~string94.offset, 1);call write~init~int(95, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(93, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string96.base, #t~string96.offset, 1);call write~init~int(93, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(32, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(97, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(116, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 3 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 4 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string100.base, #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(10);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string104.base, #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 2 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string106.base, #t~string106.offset, 1);call write~init~int(111, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(119, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(110, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(73, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(76, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 5 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 6 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(70, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(95, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(112, #t~string120.base, 3 + #t~string120.offset, 1);call write~init~int(58, #t~string120.base, 4 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 5 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string129.base, #t~string129.offset, 1);call write~init~int(37, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(105, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 3 + #t~string129.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string137.base, #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 1 + #t~string137.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12; 20780#L-1 havoc main_#res;havoc main_#t~ret155, main_~retValue_acc~20, main_~tmp~25;havoc main_~retValue_acc~20;havoc main_~tmp~25; 18824#L3251 havoc valid_product_#res;havoc valid_product_~retValue_acc~22;havoc valid_product_~retValue_acc~22;valid_product_~retValue_acc~22 := 1;valid_product_#res := valid_product_~retValue_acc~22; 18825#L3259 main_#t~ret155 := valid_product_#res;main_~tmp~25 := main_#t~ret155;havoc main_#t~ret155; 19604#L3124 assume 0 != main_~tmp~25; 19605#L3096 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 21924#L442 havoc bigMacCall_#t~ret148, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~24;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~24; 19072#L3307 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~24 := 4;getOrigin_#res := getOrigin_~retValue_acc~24; 18147#L3332 bigMacCall_#t~ret148 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret148;havoc bigMacCall_#t~ret148;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 18968#L2475 assume 0 == initPersonOnFloor_~floor; 22513#L2476 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 17896#L2583-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 18307#L2267 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 18119#L2279-2 havoc cleanup_#t~ret149, cleanup_#t~ret150, cleanup_~i~1, cleanup_~tmp~23, cleanup_~tmp___0~7, cleanup_~__cil_tmp4~2;havoc cleanup_~i~1;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~7;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret91, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18500#L856 timeShift_#t~ret91 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret91;havoc timeShift_#t~ret91; 18368#L1738 assume 0 != timeShift_~tmp~14; 18370#L1739 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 18433#L1443-11 havoc __utac_acc__Specification9_spec__3_#t~ret42, __utac_acc__Specification9_spec__3_#t~ret43, __utac_acc__Specification9_spec__3_#t~ret44, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 19810#L847 __utac_acc__Specification9_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret42;havoc __utac_acc__Specification9_spec__3_#t~ret42;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 19811#L907-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 19364#L939-12 __utac_acc__Specification9_spec__3_#t~ret43 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret43;havoc __utac_acc__Specification9_spec__3_#t~ret43; 19281#L485 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18501#L856-1 __utac_acc__Specification9_spec__3_#t~ret44 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret44;havoc __utac_acc__Specification9_spec__3_#t~ret44; 18502#L495 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 18318#L495-1 cleanup_~i~1 := 0; 19762#L2928-2 [2020-10-20 07:12:43,891 INFO L796 eck$LassoCheckResult]: Loop: 19762#L2928-2 assume !false; 20739#L2929 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 20096#L2932 assume cleanup_~i~1 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 19710#L670 cleanup_#t~ret149 := isBlocked_#res;cleanup_~tmp___0~7 := cleanup_#t~ret149;havoc cleanup_#t~ret149; 19711#L2936 assume 1 != cleanup_~tmp___0~7; 21580#L2936-1 havoc isIdle_#res;havoc isIdle_#t~ret53, isIdle_~retValue_acc~10, isIdle_~tmp~8;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~8;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret48, anyStopRequested_#t~ret49, anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~7, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~7;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~16;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~16; 21581#L2204-42 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~16 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~16; 21114#L2231-42 anyStopRequested_#t~ret48 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret48;havoc anyStopRequested_#t~ret48; 19016#L955 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 18753#L1019 isIdle_#t~ret53 := anyStopRequested_#res;isIdle_~tmp~8 := isIdle_#t~ret53;havoc isIdle_#t~ret53;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~8 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 18508#L1032 cleanup_#t~ret150 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret150;havoc cleanup_#t~ret150; 18509#L2948 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret91, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18503#L856-2 timeShift_#t~ret91 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret91;havoc timeShift_#t~ret91; 18350#L1738-1 assume 0 != timeShift_~tmp~14; 18352#L1739-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 18424#L1443-23 havoc __utac_acc__Specification9_spec__3_#t~ret42, __utac_acc__Specification9_spec__3_#t~ret43, __utac_acc__Specification9_spec__3_#t~ret44, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 19790#L847-1 __utac_acc__Specification9_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret42;havoc __utac_acc__Specification9_spec__3_#t~ret42;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 19791#L907-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 19327#L939-25 __utac_acc__Specification9_spec__3_#t~ret43 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret43;havoc __utac_acc__Specification9_spec__3_#t~ret43; 19273#L485-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 18504#L856-3 __utac_acc__Specification9_spec__3_#t~ret44 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret44;havoc __utac_acc__Specification9_spec__3_#t~ret44; 18505#L495-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 18330#L495-3 cleanup_~i~1 := 1 + cleanup_~i~1; 19762#L2928-2 [2020-10-20 07:12:43,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:12:43,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1939500596, now seen corresponding path program 1 times [2020-10-20 07:12:43,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:12:43,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855152643] [2020-10-20 07:12:43,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:12:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:12:43,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:12:43,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855152643] [2020-10-20 07:12:43,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 07:12:43,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 07:12:43,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768014927] [2020-10-20 07:12:43,989 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 07:12:43,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:12:43,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1561055767, now seen corresponding path program 1 times [2020-10-20 07:12:43,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:12:43,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915534565] [2020-10-20 07:12:43,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:12:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:12:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:12:44,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915534565] [2020-10-20 07:12:44,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 07:12:44,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-20 07:12:44,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254903112] [2020-10-20 07:12:44,067 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 07:12:44,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 07:12:44,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 07:12:44,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-20 07:12:44,070 INFO L87 Difference]: Start difference. First operand 4845 states and 9174 transitions. cyclomatic complexity: 4330 Second operand 7 states. [2020-10-20 07:12:45,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 07:12:45,387 INFO L93 Difference]: Finished difference Result 7976 states and 14976 transitions. [2020-10-20 07:12:45,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-20 07:12:45,389 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7976 states and 14976 transitions. [2020-10-20 07:12:45,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6395 [2020-10-20 07:12:45,573 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7976 states to 7976 states and 14976 transitions. [2020-10-20 07:12:45,573 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7976 [2020-10-20 07:12:45,581 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7976 [2020-10-20 07:12:45,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7976 states and 14976 transitions. [2020-10-20 07:12:45,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 07:12:45,594 INFO L691 BuchiCegarLoop]: Abstraction has 7976 states and 14976 transitions. [2020-10-20 07:12:45,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7976 states and 14976 transitions. [2020-10-20 07:12:45,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7976 to 4319. [2020-10-20 07:12:45,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4319 states. [2020-10-20 07:12:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 4319 states and 8148 transitions. [2020-10-20 07:12:45,707 INFO L714 BuchiCegarLoop]: Abstraction has 4319 states and 8148 transitions. [2020-10-20 07:12:45,707 INFO L594 BuchiCegarLoop]: Abstraction has 4319 states and 8148 transitions. [2020-10-20 07:12:45,707 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-20 07:12:45,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4319 states and 8148 transitions. [2020-10-20 07:12:45,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2767 [2020-10-20 07:12:45,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 07:12:45,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 07:12:45,731 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:45,731 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 07:12:45,732 INFO L794 eck$LassoCheckResult]: Stem: 33004#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string94.base, #t~string94.offset, 1);call write~init~int(95, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(93, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string96.base, #t~string96.offset, 1);call write~init~int(93, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(32, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(97, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(116, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 3 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 4 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string100.base, #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(10);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string104.base, #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 2 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string106.base, #t~string106.offset, 1);call write~init~int(111, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(119, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(110, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(73, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(76, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 5 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 6 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(70, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(95, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(112, #t~string120.base, 3 + #t~string120.offset, 1);call write~init~int(58, #t~string120.base, 4 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 5 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string129.base, #t~string129.offset, 1);call write~init~int(37, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(105, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 3 + #t~string129.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string137.base, #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 1 + #t~string137.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12; 33005#L-1 havoc main_#res;havoc main_#t~ret155, main_~retValue_acc~20, main_~tmp~25;havoc main_~retValue_acc~20;havoc main_~tmp~25; 31447#L3251 havoc valid_product_#res;havoc valid_product_~retValue_acc~22;havoc valid_product_~retValue_acc~22;valid_product_~retValue_acc~22 := 1;valid_product_#res := valid_product_~retValue_acc~22; 31448#L3259 main_#t~ret155 := valid_product_#res;main_~tmp~25 := main_#t~ret155;havoc main_#t~ret155; 32055#L3124 assume 0 != main_~tmp~25; 32056#L3096 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 33899#L442 havoc bigMacCall_#t~ret148, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~24;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~24; 31645#L3307 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~24 := 4;getOrigin_#res := getOrigin_~retValue_acc~24; 30921#L3332 bigMacCall_#t~ret148 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret148;havoc bigMacCall_#t~ret148;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 31554#L2475 assume 0 == initPersonOnFloor_~floor; 34381#L2476 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 30736#L2583-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 31041#L2267 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 30896#L2279-2 havoc cleanup_#t~ret149, cleanup_#t~ret150, cleanup_~i~1, cleanup_~tmp~23, cleanup_~tmp___0~7, cleanup_~__cil_tmp4~2;havoc cleanup_~i~1;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~7;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret91, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 31184#L856 timeShift_#t~ret91 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret91;havoc timeShift_#t~ret91; 31086#L1738 assume 0 != timeShift_~tmp~14; 31087#L1739 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 31132#L1443-11 havoc __utac_acc__Specification9_spec__3_#t~ret42, __utac_acc__Specification9_spec__3_#t~ret43, __utac_acc__Specification9_spec__3_#t~ret44, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 32215#L847 __utac_acc__Specification9_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret42;havoc __utac_acc__Specification9_spec__3_#t~ret42;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 32216#L907-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 31869#L939-12 __utac_acc__Specification9_spec__3_#t~ret43 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret43;havoc __utac_acc__Specification9_spec__3_#t~ret43; 31806#L485 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 31185#L856-1 __utac_acc__Specification9_spec__3_#t~ret44 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret44;havoc __utac_acc__Specification9_spec__3_#t~ret44; 31186#L495 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 32114#L496 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 32094#L497 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 31051#L495-1 cleanup_~i~1 := 0; 32181#L2928-2 [2020-10-20 07:12:45,732 INFO L796 eck$LassoCheckResult]: Loop: 32181#L2928-2 assume !false; 32970#L2929 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 32971#L2932 assume cleanup_~i~1 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 34521#L670 cleanup_#t~ret149 := isBlocked_#res;cleanup_~tmp___0~7 := cleanup_#t~ret149;havoc cleanup_#t~ret149; 34506#L2936 assume 1 != cleanup_~tmp___0~7; 34505#L2936-1 havoc isIdle_#res;havoc isIdle_#t~ret53, isIdle_~retValue_acc~10, isIdle_~tmp~8;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~8;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret48, anyStopRequested_#t~ret49, anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~7, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~7;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~16;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~16; 34503#L2204-42 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~16 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~16; 33624#L2231-42 anyStopRequested_#t~ret48 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret48;havoc anyStopRequested_#t~ret48; 31602#L955 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 31394#L1019 isIdle_#t~ret53 := anyStopRequested_#res;isIdle_~tmp~8 := isIdle_#t~ret53;havoc isIdle_#t~ret53;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~8 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 31190#L1032 cleanup_#t~ret150 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret150;havoc cleanup_#t~ret150; 31191#L2948 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret91, timeShift_~tmp~14;havoc timeShift_~tmp~14;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 31187#L856-2 timeShift_#t~ret91 := areDoorsOpen_#res;timeShift_~tmp~14 := timeShift_#t~ret91;havoc timeShift_#t~ret91; 31069#L1738-1 assume 0 != timeShift_~tmp~14; 31070#L1739-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 31123#L1443-23 havoc __utac_acc__Specification9_spec__3_#t~ret42, __utac_acc__Specification9_spec__3_#t~ret43, __utac_acc__Specification9_spec__3_#t~ret44, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~3, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~3;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 32198#L847-1 __utac_acc__Specification9_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~3 := __utac_acc__Specification9_spec__3_#t~ret42;havoc __utac_acc__Specification9_spec__3_#t~ret42;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~3;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 32199#L907-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 31842#L939-25 __utac_acc__Specification9_spec__3_#t~ret43 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret43;havoc __utac_acc__Specification9_spec__3_#t~ret43; 32076#L485-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 34771#L856-3 __utac_acc__Specification9_spec__3_#t~ret44 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret44;havoc __utac_acc__Specification9_spec__3_#t~ret44; 32183#L495-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 32184#L496-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 32097#L497-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 31057#L495-3 cleanup_~i~1 := 1 + cleanup_~i~1; 32181#L2928-2 [2020-10-20 07:12:45,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:12:45,733 INFO L82 PathProgramCache]: Analyzing trace with hash -157269105, now seen corresponding path program 1 times [2020-10-20 07:12:45,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:12:45,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283026936] [2020-10-20 07:12:45,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:12:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:12:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:12:45,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283026936] [2020-10-20 07:12:45,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 07:12:45,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 07:12:45,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370386947] [2020-10-20 07:12:45,882 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 07:12:45,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:12:45,884 INFO L82 PathProgramCache]: Analyzing trace with hash -1232168348, now seen corresponding path program 1 times [2020-10-20 07:12:45,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:12:45,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140912118] [2020-10-20 07:12:45,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:12:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 07:12:45,902 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 07:12:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 07:12:45,913 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 07:12:45,965 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 07:12:46,291 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2020-10-20 07:12:46,519 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2020-10-20 07:12:46,532 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 07:12:46,533 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 07:12:46,533 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 07:12:46,533 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 07:12:46,534 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-20 07:12:46,534 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:46,534 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 07:12:46,534 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 07:12:46,534 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product26.cil.c_Iteration3_Loop [2020-10-20 07:12:46,534 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 07:12:46,535 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 07:12:46,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:46,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:47,544 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-10-20 07:12:47,569 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 07:12:47,570 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,583 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,584 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:47,599 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,599 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~3=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Honda state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~3=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,634 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,634 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:47,640 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,640 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~persons_0~0=1} Honda state: {~persons_0~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:47,690 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,690 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,695 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,695 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret53=0} Honda state: {ULTIMATE.start_isIdle_#t~ret53=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:47,750 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,750 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,756 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,756 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret150=0} Honda state: {ULTIMATE.start_cleanup_#t~ret150=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:47,808 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,808 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,812 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,813 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret43=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret43=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:47,859 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,859 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,863 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,863 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,919 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:47,923 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,923 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret42=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret42=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,949 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:47,952 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,952 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret44=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret44=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:47,983 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:47,983 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:47,987 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:47,987 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,017 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:48,017 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:48,022 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:48,023 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~8=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~8=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,050 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:48,050 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:48,054 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:12:48,055 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:48,081 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:12:48,081 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,110 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-20 07:12:48,110 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 07:12:48,144 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-20 07:12:48,146 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 07:12:48,146 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 07:12:48,146 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 07:12:48,146 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 07:12:48,146 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-20 07:12:48,147 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,147 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 07:12:48,147 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 07:12:48,148 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product26.cil.c_Iteration3_Loop [2020-10-20 07:12:48,148 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 07:12:48,148 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 07:12:48,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:12:48,778 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 07:12:48,785 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:48,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:48,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:48,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:48,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:48,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:48,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:48,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:48,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:48,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:48,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:48,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:48,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:48,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:48,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:48,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:48,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:48,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:48,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:48,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:48,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:48,917 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 07:12:48,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:48,921 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 07:12:48,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:48,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:48,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:48,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:48,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:48,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:48,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:48,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:48,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:48,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,058 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,233 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,267 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 07:12:49,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,268 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 07:12:49,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,462 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 07:12:49,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,466 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 07:12:49,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,673 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 07:12:49,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,676 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 07:12:49,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,748 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:12:49,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:12:49,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:12:49,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:12:49,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:12:49,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:12:49,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:12:49,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:12:49,881 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-20 07:12:49,909 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-10-20 07:12:49,909 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:12:49,914 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-20 07:12:49,915 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-20 07:12:49,915 INFO L510 LassoAnalysis]: Proved termination. [2020-10-20 07:12:49,916 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1 Supporting invariants [] Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:12:49,953 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-20 07:12:50,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:12:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:12:50,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 07:12:50,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 07:12:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:12:50,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 07:12:50,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 07:12:50,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:12:50,259 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2020-10-20 07:12:50,260 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4319 states and 8148 transitions. cyclomatic complexity: 3830 Second operand 5 states. [2020-10-20 07:12:50,796 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4319 states and 8148 transitions. cyclomatic complexity: 3830. Second operand 5 states. Result 7086 states and 13370 transitions. Complement of second has 8 states. [2020-10-20 07:12:50,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-10-20 07:12:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-20 07:12:50,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6946 transitions. [2020-10-20 07:12:50,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6946 transitions. Stem has 27 letters. Loop has 25 letters. [2020-10-20 07:12:50,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 07:12:50,810 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6946 transitions. Stem has 52 letters. Loop has 25 letters. [2020-10-20 07:12:50,811 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 07:12:50,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6946 transitions. Stem has 27 letters. Loop has 50 letters. [2020-10-20 07:12:50,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 07:12:50,815 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7086 states and 13370 transitions. [2020-10-20 07:12:50,896 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 07:12:50,896 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7086 states to 0 states and 0 transitions. [2020-10-20 07:12:50,897 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-20 07:12:50,897 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-20 07:12:50,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-20 07:12:50,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 07:12:50,897 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:12:50,897 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:12:50,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 07:12:50,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 07:12:50,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 07:12:50,898 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-10-20 07:12:50,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 07:12:50,898 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-20 07:12:50,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 07:12:50,898 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-20 07:12:50,899 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 07:12:50,899 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 07:12:50,899 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-20 07:12:50,899 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-20 07:12:50,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-20 07:12:50,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 07:12:50,899 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:12:50,899 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:12:50,899 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:12:50,900 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-10-20 07:12:50,900 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-20 07:12:50,900 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 07:12:50,900 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-20 07:12:50,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 07:12:50 BoogieIcfgContainer [2020-10-20 07:12:50,908 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 07:12:50,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 07:12:50,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 07:12:50,909 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 07:12:50,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:12:40" (3/4) ... [2020-10-20 07:12:50,914 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 07:12:50,914 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 07:12:50,918 INFO L168 Benchmark]: Toolchain (without parser) took 22544.17 ms. Allocated memory was 37.2 MB in the beginning and 277.3 MB in the end (delta: 240.1 MB). Free memory was 16.3 MB in the beginning and 144.0 MB in the end (delta: -127.7 MB). Peak memory consumption was 112.4 MB. Max. memory is 14.3 GB. [2020-10-20 07:12:50,919 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 34.6 MB. Free memory was 11.4 MB in the beginning and 11.4 MB in the end (delta: 45.6 kB). Peak memory consumption was 45.6 kB. Max. memory is 14.3 GB. [2020-10-20 07:12:50,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1026.90 ms. Allocated memory was 37.2 MB in the beginning and 46.1 MB in the end (delta: 8.9 MB). Free memory was 15.4 MB in the beginning and 14.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 14.3 GB. [2020-10-20 07:12:50,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 543.40 ms. Allocated memory was 46.1 MB in the beginning and 64.5 MB in the end (delta: 18.4 MB). Free memory was 14.1 MB in the beginning and 28.7 MB in the end (delta: -14.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 14.3 GB. [2020-10-20 07:12:50,929 INFO L168 Benchmark]: Boogie Preprocessor took 742.31 ms. Allocated memory was 64.5 MB in the beginning and 87.0 MB in the end (delta: 22.5 MB). Free memory was 28.7 MB in the beginning and 30.0 MB in the end (delta: -1.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 14.3 GB. [2020-10-20 07:12:50,930 INFO L168 Benchmark]: RCFGBuilder took 9933.11 ms. Allocated memory was 87.0 MB in the beginning and 173.0 MB in the end (delta: 86.0 MB). Free memory was 30.0 MB in the beginning and 77.5 MB in the end (delta: -47.5 MB). Peak memory consumption was 98.9 MB. Max. memory is 14.3 GB. [2020-10-20 07:12:50,931 INFO L168 Benchmark]: BuchiAutomizer took 10282.70 ms. Allocated memory was 173.0 MB in the beginning and 277.3 MB in the end (delta: 104.3 MB). Free memory was 77.5 MB in the beginning and 144.0 MB in the end (delta: -66.5 MB). Peak memory consumption was 37.8 MB. Max. memory is 14.3 GB. [2020-10-20 07:12:50,932 INFO L168 Benchmark]: Witness Printer took 5.26 ms. Allocated memory is still 277.3 MB. Free memory is still 144.0 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 07:12:50,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 34.6 MB. Free memory was 11.4 MB in the beginning and 11.4 MB in the end (delta: 45.6 kB). Peak memory consumption was 45.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1026.90 ms. Allocated memory was 37.2 MB in the beginning and 46.1 MB in the end (delta: 8.9 MB). Free memory was 15.4 MB in the beginning and 14.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 543.40 ms. Allocated memory was 46.1 MB in the beginning and 64.5 MB in the end (delta: 18.4 MB). Free memory was 14.1 MB in the beginning and 28.7 MB in the end (delta: -14.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 742.31 ms. Allocated memory was 64.5 MB in the beginning and 87.0 MB in the end (delta: 22.5 MB). Free memory was 28.7 MB in the beginning and 30.0 MB in the end (delta: -1.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 14.3 GB. * RCFGBuilder took 9933.11 ms. Allocated memory was 87.0 MB in the beginning and 173.0 MB in the end (delta: 86.0 MB). Free memory was 30.0 MB in the beginning and 77.5 MB in the end (delta: -47.5 MB). Peak memory consumption was 98.9 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 10282.70 ms. Allocated memory was 173.0 MB in the beginning and 277.3 MB in the end (delta: 104.3 MB). Free memory was 77.5 MB in the beginning and 144.0 MB in the end (delta: -66.5 MB). Peak memory consumption was 37.8 MB. Max. memory is 14.3 GB. * Witness Printer took 5.26 ms. Allocated memory is still 277.3 MB. Free memory is still 144.0 MB. There was no memory consumed. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.2s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 5.0s. Construction of modules took 1.2s. Büchi inclusion checks took 2.5s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 11695 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.6s Buchi closure took 0.0s. Biggest automaton had 4845 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 30400 SDtfs, 58233 SDslu, 68802 SDs, 0 SdLazy, 267 SolverSat, 284 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital121 mio100 ax100 hnf100 lsp14 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 24ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...