./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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_spec1_product18.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 0d1deeffdceb790b9224322de54b514049fe1d60 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 19:15:08,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 19:15:08,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 19:15:08,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 19:15:08,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 19:15:08,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 19:15:08,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 19:15:08,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 19:15:08,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 19:15:08,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 19:15:08,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 19:15:08,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 19:15:08,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 19:15:08,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 19:15:08,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 19:15:08,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 19:15:08,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 19:15:08,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 19:15:08,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 19:15:08,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 19:15:08,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 19:15:08,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 19:15:08,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 19:15:08,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 19:15:08,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 19:15:08,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 19:15:08,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 19:15:08,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 19:15:08,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 19:15:08,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 19:15:08,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 19:15:08,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 19:15:08,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 19:15:08,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 19:15:08,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 19:15:08,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 19:15:08,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 19:15:08,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 19:15:08,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 19:15:08,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 19:15:08,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 19:15:08,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 19:15:08,561 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 19:15:08,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 19:15:08,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 19:15:08,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 19:15:08,564 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 19:15:08,564 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 19:15:08,564 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 19:15:08,565 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 19:15:08,565 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 19:15:08,565 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 19:15:08,566 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 19:15:08,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 19:15:08,566 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 19:15:08,566 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 19:15:08,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 19:15:08,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 19:15:08,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 19:15:08,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 19:15:08,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 19:15:08,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 19:15:08,568 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 19:15:08,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 19:15:08,569 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 19:15:08,569 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 19:15:08,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 19:15:08,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 19:15:08,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 19:15:08,570 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 19:15:08,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 19:15:08,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 19:15:08,571 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 19:15:08,572 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 19:15:08,573 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 19:15:08,573 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 -> 0d1deeffdceb790b9224322de54b514049fe1d60 [2020-10-19 19:15:08,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 19:15:08,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 19:15:08,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 19:15:08,912 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 19:15:08,912 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 19:15:08,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c [2020-10-19 19:15:08,996 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b1923b1/830a762a9fd248e1b5d9c5de0e7e94aa/FLAG214657544 [2020-10-19 19:15:09,636 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 19:15:09,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product18.cil.c [2020-10-19 19:15:09,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b1923b1/830a762a9fd248e1b5d9c5de0e7e94aa/FLAG214657544 [2020-10-19 19:15:09,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b1923b1/830a762a9fd248e1b5d9c5de0e7e94aa [2020-10-19 19:15:09,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 19:15:09,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 19:15:09,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 19:15:09,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 19:15:09,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 19:15:09,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:15:09" (1/1) ... [2020-10-19 19:15:09,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f290273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:09, skipping insertion in model container [2020-10-19 19:15:09,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:15:09" (1/1) ... [2020-10-19 19:15:09,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 19:15:09,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 19:15:10,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:15:10,642 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 19:15:10,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:15:10,861 INFO L208 MainTranslator]: Completed translation [2020-10-19 19:15:10,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10 WrapperNode [2020-10-19 19:15:10,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 19:15:10,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 19:15:10,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 19:15:10,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 19:15:10,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:10,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 19:15:11,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 19:15:11,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 19:15:11,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 19:15:11,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (1/1) ... [2020-10-19 19:15:11,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 19:15:11,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 19:15:11,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 19:15:11,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 19:15:11,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (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 [2020-10-19 19:15:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 19:15:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 19:15:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 19:15:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 19:15:20,283 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 19:15:20,284 INFO L298 CfgBuilder]: Removed 1003 assume(true) statements. [2020-10-19 19:15:20,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:15:20 BoogieIcfgContainer [2020-10-19 19:15:20,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 19:15:20,292 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 19:15:20,292 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 19:15:20,296 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 19:15:20,297 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:15:20,297 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 07:15:09" (1/3) ... [2020-10-19 19:15:20,298 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42950bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:15:20, skipping insertion in model container [2020-10-19 19:15:20,298 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:15:20,298 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:10" (2/3) ... [2020-10-19 19:15:20,299 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42950bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:15:20, skipping insertion in model container [2020-10-19 19:15:20,299 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:15:20,300 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:15:20" (3/3) ... [2020-10-19 19:15:20,301 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product18.cil.c [2020-10-19 19:15:20,341 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 19:15:20,342 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 19:15:20,342 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 19:15:20,342 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 19:15:20,342 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 19:15:20,342 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 19:15:20,342 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 19:15:20,342 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 19:15:20,419 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4583 states. [2020-10-19 19:15:20,547 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2249 [2020-10-19 19:15:20,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:15:20,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:15:20,566 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, 1, 1, 1, 1, 1, 1] [2020-10-19 19:15:20,566 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] [2020-10-19 19:15:20,566 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 19:15:20,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4583 states. [2020-10-19 19:15:20,625 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2249 [2020-10-19 19:15:20,625 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:15:20,625 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:15:20,630 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, 1, 1, 1, 1, 1, 1] [2020-10-19 19:15:20,630 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] [2020-10-19 19:15:20,638 INFO L794 eck$LassoCheckResult]: Stem: 3156#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~string94.base, #t~string94.offset := #Ultimate.allocOnStack(10);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(95, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(93, #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(4);call write~init~int(91, #t~string98.base, #t~string98.offset, 1);call write~init~int(93, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(97, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(116, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(32, #t~string100.base, 3 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 4 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string102.base, #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 2 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(10);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string106.base, #t~string106.offset, 1);call write~init~int(112, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 2 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string108.base, #t~string108.offset, 1);call write~init~int(111, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(119, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(110, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 4 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(73, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(76, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(95, #t~string110.base, 3 + #t~string110.offset, 1);call write~init~int(112, #t~string110.base, 4 + #t~string110.offset, 1);call write~init~int(58, #t~string110.base, 5 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 6 + #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(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(70, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(95, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(112, #t~string122.base, 3 + #t~string122.offset, 1);call write~init~int(58, #t~string122.base, 4 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 5 + #t~string122.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(37, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(105, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(37, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(105, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 3 + #t~string131.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(37, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(105, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 3 + #t~string134.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string139.base, #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 1 + #t~string139.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(9);~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;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_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;~cleanupTimeShifts~0 := 12; 3995#L-1true havoc main_#res;havoc main_#t~ret164, main_~retValue_acc~25, main_~tmp~26;havoc main_~retValue_acc~25;havoc main_~tmp~26; 4265#L3007true havoc valid_product_#res;havoc valid_product_~retValue_acc~23;havoc valid_product_~retValue_acc~23;valid_product_~retValue_acc~23 := 1;valid_product_#res := valid_product_~retValue_acc~23; 3122#L3015true main_#t~ret164 := valid_product_#res;main_~tmp~26 := main_#t~ret164;havoc main_#t~ret164; 3058#L3372true assume 0 != main_~tmp~26; 4031#L3347true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 2745#L1108true havoc bigMacCall_#t~ret157, bigMacCall_~tmp~23;havoc bigMacCall_~tmp~23;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~20;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~20; 4069#L2815true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~20 := 4;getOrigin_#res := getOrigin_~retValue_acc~20; 3177#L2840true bigMacCall_#t~ret157 := getOrigin_#res;bigMacCall_~tmp~23 := bigMacCall_#t~ret157;havoc bigMacCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~23;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 837#L415true assume 0 == initPersonOnFloor_~floor; 771#L416true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 945#L523-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 2404#L1115true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 40#L1127-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1712#L219-2true havoc angelinaCall_#t~ret154, angelinaCall_~tmp~20;havoc angelinaCall_~tmp~20;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~20;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~20; 4117#L2815-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~20 := 4;getOrigin_#res := getOrigin_~retValue_acc~20; 3174#L2840-1true angelinaCall_#t~ret154 := getOrigin_#res;angelinaCall_~tmp~20 := angelinaCall_#t~ret154;havoc angelinaCall_#t~ret154;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 815#L415-1true assume 0 == initPersonOnFloor_~floor; 534#L416-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 939#L523-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 2376#L1115-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 30#L1127-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1704#L219-5true havoc cleanup_#t~ret158, cleanup_#t~ret159, cleanup_~i~3, cleanup_~tmp~24, cleanup_~tmp___0~9, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~24;havoc cleanup_~tmp___0~9;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret93, timeShift_~tmp~13;havoc timeShift_~tmp~13;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 3214#L1515true timeShift_#t~ret93 := areDoorsOpen_#res;timeShift_~tmp~13 := timeShift_#t~ret93;havoc timeShift_#t~ret93; 3265#L2397true assume 0 != timeShift_~tmp~13; 3137#L2398true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1227#L2102-11true havoc __utac_acc__Specification1_spec__3_#t~ret42, __utac_acc__Specification1_spec__3_#t~ret43, __utac_acc__Specification1_spec__3_#t~ret44, __utac_acc__Specification1_spec__3_#t~ret45, __utac_acc__Specification1_spec__3_#t~ret46, __utac_acc__Specification1_spec__3_#t~ret47, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~3, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~3;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 4521#L1506true __utac_acc__Specification1_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~3 := __utac_acc__Specification1_spec__3_#t~ret42;havoc __utac_acc__Specification1_spec__3_#t~ret42;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~3; 4560#L1153true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 4391#L1154true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 3220#L1515-1true __utac_acc__Specification1_spec__3_#t~ret43 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret43;havoc __utac_acc__Specification1_spec__3_#t~ret43; 4360#L1158true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 398#L1213true cleanup_~i~3 := 0; 4551#L3179-2true [2020-10-19 19:15:20,639 INFO L796 eck$LassoCheckResult]: Loop: 4551#L3179-2true assume !false; 4394#L3180true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 4276#L3183true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~6;havoc isBlocked_~retValue_acc~6;isBlocked_~retValue_acc~6 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~6; 3554#L1353true cleanup_#t~ret158 := isBlocked_#res;cleanup_~tmp___0~9 := cleanup_#t~ret158;havoc cleanup_#t~ret158; 4211#L3187true assume 1 != cleanup_~tmp___0~9; 4208#L3187-1true havoc isIdle_#res;havoc isIdle_#t~ret55, isIdle_~retValue_acc~13, isIdle_~tmp~7;havoc isIdle_~retValue_acc~13;havoc isIdle_~tmp~7;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_#t~ret54, anyStopRequested_~retValue_acc~12, anyStopRequested_~tmp~6, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~12;havoc anyStopRequested_~tmp~6;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 2906#L139-42true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 1078#L166-42true anyStopRequested_#t~ret50 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret50;havoc anyStopRequested_#t~ret50; 3646#L1614true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~12 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~12; 3688#L1678true isIdle_#t~ret55 := anyStopRequested_#res;isIdle_~tmp~7 := isIdle_#t~ret55;havoc isIdle_#t~ret55;isIdle_~retValue_acc~13 := (if 0 == isIdle_~tmp~7 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~13; 3225#L1691true cleanup_#t~ret159 := isIdle_#res;cleanup_~tmp~24 := cleanup_#t~ret159;havoc cleanup_#t~ret159; 3017#L3199true assume !(0 != cleanup_~tmp~24);havoc timeShift_#t~ret93, timeShift_~tmp~13;havoc timeShift_~tmp~13;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 3205#L1515-6true timeShift_#t~ret93 := areDoorsOpen_#res;timeShift_~tmp~13 := timeShift_#t~ret93;havoc timeShift_#t~ret93; 3266#L2397-1true assume 0 != timeShift_~tmp~13; 3143#L2398-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1213#L2102-23true havoc __utac_acc__Specification1_spec__3_#t~ret42, __utac_acc__Specification1_spec__3_#t~ret43, __utac_acc__Specification1_spec__3_#t~ret44, __utac_acc__Specification1_spec__3_#t~ret45, __utac_acc__Specification1_spec__3_#t~ret46, __utac_acc__Specification1_spec__3_#t~ret47, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~3, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~3;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~7;havoc getCurrentFloorID_~retValue_acc~7;getCurrentFloorID_~retValue_acc~7 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~7; 4522#L1506-1true __utac_acc__Specification1_spec__3_#t~ret42 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~3 := __utac_acc__Specification1_spec__3_#t~ret42;havoc __utac_acc__Specification1_spec__3_#t~ret42;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~3; 4564#L1153-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 4392#L1154-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~8;havoc areDoorsOpen_~retValue_acc~8;areDoorsOpen_~retValue_acc~8 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~8; 3191#L1515-7true __utac_acc__Specification1_spec__3_#t~ret43 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret43;havoc __utac_acc__Specification1_spec__3_#t~ret43; 4348#L1158-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 405#L1213-1true cleanup_~i~3 := 1 + cleanup_~i~3; 4551#L3179-2true [2020-10-19 19:15:20,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:20,647 INFO L82 PathProgramCache]: Analyzing trace with hash -996860492, now seen corresponding path program 1 times [2020-10-19 19:15:20,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:20,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645475043] [2020-10-19 19:15:20,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:21,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645475043] [2020-10-19 19:15:21,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:21,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 19:15:21,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468763253] [2020-10-19 19:15:21,053 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 19:15:21,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:21,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1730722953, now seen corresponding path program 1 times [2020-10-19 19:15:21,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:21,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494153518] [2020-10-19 19:15:21,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 19:15:21,073 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 19:15:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 19:15:21,084 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 19:15:21,142 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 19:15:21,354 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-10-19 19:15:21,576 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2020-10-19 19:15:21,589 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 19:15:21,590 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 19:15:21,590 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 19:15:21,591 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 19:15:21,591 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 19:15:21,591 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,591 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 19:15:21,591 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 19:15:21,592 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product18.cil.c_Iteration1_Loop [2020-10-19 19:15:21,592 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 19:15:21,592 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 19:15:21,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,305 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 19:15:22,306 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) [2020-10-19 19:15:22,313 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,313 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:22,326 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,327 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret158=0} Honda state: {ULTIMATE.start_cleanup_#t~ret158=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) [2020-10-19 19:15:22,368 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,368 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:22,373 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,373 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} 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) [2020-10-19 19:15:22,425 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,425 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 [2020-10-19 19:15:22,430 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,430 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret55=0} Honda state: {ULTIMATE.start_isIdle_#t~ret55=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) [2020-10-19 19:15:22,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,482 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 [2020-10-19 19:15:22,487 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,487 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret159=0} Honda state: {ULTIMATE.start_cleanup_#t~ret159=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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:22,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,556 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,564 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,565 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_getCurrentFloorID_#res=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification1_spec__3_~floor~0=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~7=0, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp~3=0} Honda state: {ULTIMATE.start_getCurrentFloorID_#res=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification1_spec__3_~floor~0=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~7=0, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp~3=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) [2020-10-19 19:15:22,603 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,603 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 [2020-10-19 19:15:22,606 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,607 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 [2020-10-19 19:15:22,642 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,642 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,646 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,646 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___1~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___1~0=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 [2020-10-19 19:15:22,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,690 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,691 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret93=0} Honda state: {ULTIMATE.start_timeShift_#t~ret93=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 [2020-10-19 19:15:22,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,730 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,731 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~12=1, ULTIMATE.start_isIdle_~tmp~7=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~12=1, ULTIMATE.start_isIdle_~tmp~7=1} 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 [2020-10-19 19:15:22,759 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,760 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,764 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,764 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~13=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~13=0} 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) [2020-10-19 19:15:22,913 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,913 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:22,925 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,926 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=-2, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~0=-2, ~doorState~0=-2, ULTIMATE.start_timeShift_~tmp~13=-2, ULTIMATE.start_areDoorsOpen_~retValue_acc~8=-2} Honda state: {ULTIMATE.start_areDoorsOpen_#res=-2, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~0=-2, ~doorState~0=-2, ULTIMATE.start_timeShift_~tmp~13=-2, ULTIMATE.start_areDoorsOpen_~retValue_acc~8=-2} 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) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:22,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,957 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,958 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 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 [2020-10-19 19:15:22,980 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:22,980 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,983 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:22,984 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___2~1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___2~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,006 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:23,006 INFO L160 nArgumentSynthesizer]: Using integer mode. 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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,045 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 19:15:23,045 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:23,709 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 19:15:23,711 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 19:15:23,711 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 19:15:23,711 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 19:15:23,711 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 19:15:23,712 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 19:15:23,712 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,712 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 19:15:23,712 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 19:15:23,712 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product18.cil.c_Iteration1_Loop [2020-10-19 19:15:23,712 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 19:15:23,712 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 19:15:23,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:24,365 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 19:15:24,372 INFO L489 LassoAnalysis]: Using template 'affine'. 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) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,377 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 [2020-10-19 19:15:24,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,387 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 [2020-10-19 19:15:24,432 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 [2020-10-19 19:15:24,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,440 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 [2020-10-19 19:15:24,478 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 [2020-10-19 19:15:24,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,486 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) [2020-10-19 19:15:24,528 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 [2020-10-19 19:15:24,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,533 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 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,570 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 [2020-10-19 19:15:24,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,575 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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,607 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 [2020-10-19 19:15:24,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,612 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) [2020-10-19 19:15:24,639 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 [2020-10-19 19:15:24,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,642 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 [2020-10-19 19:15:24,644 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 [2020-10-19 19:15:24,667 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 [2020-10-19 19:15:24,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,670 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) [2020-10-19 19:15:24,708 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 [2020-10-19 19:15:24,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,715 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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,742 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 [2020-10-19 19:15:24,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,747 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 [2020-10-19 19:15:24,769 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 [2020-10-19 19:15:24,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,775 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) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,808 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 [2020-10-19 19:15:24,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,813 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) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,840 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 [2020-10-19 19:15:24,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,850 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 19:15:24,872 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-10-19 19:15:24,872 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. 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 [2020-10-19 19:15:24,876 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 19:15:24,876 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 19:15:24,877 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 19:15:24,877 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2020-10-19 19:15:24,901 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 19:15:24,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:25,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 19:15:25,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 19:15:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:25,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-19 19:15:25,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 19:15:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:25,189 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 [2020-10-19 19:15:25,191 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4583 states. Second operand 5 states. [2020-10-19 19:15:25,755 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4583 states.. Second operand 5 states. Result 6892 states and 13016 transitions. Complement of second has 9 states. [2020-10-19 19:15:25,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-10-19 19:15:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-19 19:15:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8723 transitions. [2020-10-19 19:15:25,780 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8723 transitions. Stem has 33 letters. Loop has 22 letters. [2020-10-19 19:15:25,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:15:25,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8723 transitions. Stem has 55 letters. Loop has 22 letters. [2020-10-19 19:15:25,783 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:15:25,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8723 transitions. Stem has 33 letters. Loop has 44 letters. [2020-10-19 19:15:25,785 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:15:25,786 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6892 states and 13016 transitions. [2020-10-19 19:15:25,872 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:15:25,876 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6892 states to 0 states and 0 transitions. [2020-10-19 19:15:25,877 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 19:15:25,877 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 19:15:25,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,878 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:15:25,878 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,878 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 19:15:25,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 19:15:25,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 19:15:25,885 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-10-19 19:15:25,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 19:15:25,888 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-19 19:15:25,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-19 19:15:25,889 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,890 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:15:25,890 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 19:15:25,890 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 19:15:25,890 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 19:15:25,890 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,891 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:15:25,891 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,891 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,891 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,891 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 19:15:25,891 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,892 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:15:25,892 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 19:15:25,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 07:15:25 BoogieIcfgContainer [2020-10-19 19:15:25,900 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 19:15:25,901 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 19:15:25,901 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 19:15:25,901 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 19:15:25,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:15:20" (3/4) ... [2020-10-19 19:15:25,905 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 19:15:25,906 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 19:15:25,908 INFO L168 Benchmark]: Toolchain (without parser) took 16072.52 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 574.6 MB). Free memory was 947.7 MB in the beginning and 970.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 552.3 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,908 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:15:25,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1021.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 947.7 MB in the beginning and 1.1 GB in the end (delta: -138.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,911 INFO L168 Benchmark]: Boogie Preprocessor took 338.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.2 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,912 INFO L168 Benchmark]: RCFGBuilder took 8790.23 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 206.6 MB). Free memory was 999.2 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 424.1 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,913 INFO L168 Benchmark]: BuchiAutomizer took 5608.86 ms. Allocated memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: 230.2 MB). Free memory was 1.1 GB in the beginning and 970.1 MB in the end (delta: 164.5 MB). Peak memory consumption was 394.6 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,913 INFO L168 Benchmark]: Witness Printer took 4.87 ms. Allocated memory is still 1.6 GB. Free memory is still 970.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:15:25,917 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 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1021.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 947.7 MB in the beginning and 1.1 GB in the end (delta: -138.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 297.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 338.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.2 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 8790.23 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 206.6 MB). Free memory was 999.2 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 424.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5608.86 ms. Allocated memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: 230.2 MB). Free memory was 1.1 GB in the beginning and 970.1 MB in the end (delta: 164.5 MB). Peak memory consumption was 394.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.87 ms. Allocated memory is still 1.6 GB. Free memory is still 970.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 8684 SDtfs, 12959 SDslu, 4301 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital109 mio100 ax100 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 13ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 13 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...