./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product30.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 d393979959afb10e9e30542177da744e3bb21846 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 07:09:15,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 07:09:15,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 07:09:15,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 07:09:15,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 07:09:15,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 07:09:15,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 07:09:15,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 07:09:15,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 07:09:15,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 07:09:15,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 07:09:15,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 07:09:15,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 07:09:15,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 07:09:15,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 07:09:15,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 07:09:15,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 07:09:15,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 07:09:15,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 07:09:15,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 07:09:15,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 07:09:15,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 07:09:15,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 07:09:15,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 07:09:15,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 07:09:15,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 07:09:15,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 07:09:15,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 07:09:15,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 07:09:15,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 07:09:15,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 07:09:15,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 07:09:15,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 07:09:15,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 07:09:15,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 07:09:15,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 07:09:15,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 07:09:15,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 07:09:15,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 07:09:15,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 07:09:15,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 07:09:15,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-20 07:09:15,785 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 07:09:15,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 07:09:15,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 07:09:15,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 07:09:15,787 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 07:09:15,787 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 07:09:15,788 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 07:09:15,788 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 07:09:15,788 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 07:09:15,788 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 07:09:15,789 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 07:09:15,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 07:09:15,790 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 07:09:15,790 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 07:09:15,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 07:09:15,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 07:09:15,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 07:09:15,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 07:09:15,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 07:09:15,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 07:09:15,792 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 07:09:15,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 07:09:15,792 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 07:09:15,792 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 07:09:15,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 07:09:15,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 07:09:15,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 07:09:15,793 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 07:09:15,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 07:09:15,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 07:09:15,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 07:09:15,794 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 07:09:15,796 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 07:09:15,796 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 -> d393979959afb10e9e30542177da744e3bb21846 [2020-10-20 07:09:15,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 07:09:16,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 07:09:16,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 07:09:16,004 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 07:09:16,005 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 07:09:16,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product30.cil.c [2020-10-20 07:09:16,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1873821/278cb71fa39841c38ca25fb2ec739b6d/FLAG915bc60a7 [2020-10-20 07:09:16,682 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 07:09:16,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product30.cil.c [2020-10-20 07:09:16,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1873821/278cb71fa39841c38ca25fb2ec739b6d/FLAG915bc60a7 [2020-10-20 07:09:16,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1873821/278cb71fa39841c38ca25fb2ec739b6d [2020-10-20 07:09:16,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 07:09:16,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 07:09:16,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 07:09:16,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 07:09:16,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 07:09:16,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 07:09:16" (1/1) ... [2020-10-20 07:09:16,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b53e437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:16, skipping insertion in model container [2020-10-20 07:09:16,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 07:09:16" (1/1) ... [2020-10-20 07:09:16,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 07:09:17,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 07:09:17,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 07:09:17,676 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 07:09:17,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 07:09:17,948 INFO L208 MainTranslator]: Completed translation [2020-10-20 07:09:17,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17 WrapperNode [2020-10-20 07:09:17,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 07:09:17,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 07:09:17,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 07:09:17,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 07:09:17,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:17,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:18,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 07:09:18,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 07:09:18,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 07:09:18,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 07:09:18,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:18,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:18,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:18,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:19,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:19,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:19,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... [2020-10-20 07:09:19,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 07:09:19,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 07:09:19,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 07:09:19,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 07:09:19,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 07:09:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 07:09:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 07:09:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 07:09:35,289 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 07:09:35,289 INFO L298 CfgBuilder]: Removed 1539 assume(true) statements. [2020-10-20 07:09:35,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:09:35 BoogieIcfgContainer [2020-10-20 07:09:35,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 07:09:35,298 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 07:09:35,298 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 07:09:35,302 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 07:09:35,304 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:09:35,304 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 07:09:16" (1/3) ... [2020-10-20 07:09:35,305 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46c5fb81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 07:09:35, skipping insertion in model container [2020-10-20 07:09:35,306 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:09:35,306 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:09:17" (2/3) ... [2020-10-20 07:09:35,307 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46c5fb81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 07:09:35, skipping insertion in model container [2020-10-20 07:09:35,307 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:09:35,307 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:09:35" (3/3) ... [2020-10-20 07:09:35,309 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product30.cil.c [2020-10-20 07:09:35,361 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 07:09:35,361 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 07:09:35,361 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 07:09:35,362 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 07:09:35,362 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 07:09:35,362 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 07:09:35,362 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 07:09:35,362 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 07:09:35,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6907 states. [2020-10-20 07:09:35,632 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3411 [2020-10-20 07:09:35,632 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 07:09:35,632 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 07:09:35,658 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] [2020-10-20 07:09:35,658 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] [2020-10-20 07:09:35,658 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-20 07:09:35,659 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6907 states. [2020-10-20 07:09:35,741 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3411 [2020-10-20 07:09:35,741 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 07:09:35,741 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 07:09:35,747 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] [2020-10-20 07:09:35,747 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] [2020-10-20 07:09:35,755 INFO L794 eck$LassoCheckResult]: Stem: 1528#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~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.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(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(10);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(95, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string121.base, #t~string121.offset, 1);call write~init~int(93, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 3 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(97, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(116, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(32, #t~string123.base, 3 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 4 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string125.base, #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 2 + #t~string125.offset, 1);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(10);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string129.base, #t~string129.offset, 1);call write~init~int(112, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 2 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string131.base, #t~string131.offset, 1);call write~init~int(111, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(119, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(110, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 4 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(73, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(76, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(95, #t~string133.base, 3 + #t~string133.offset, 1);call write~init~int(112, #t~string133.base, 4 + #t~string133.offset, 1);call write~init~int(58, #t~string133.base, 5 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 6 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(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(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(37, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 3 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string145.base, #t~string145.offset, 1);call write~init~int(70, #t~string145.base, 1 + #t~string145.offset, 1);call write~init~int(95, #t~string145.base, 2 + #t~string145.offset, 1);call write~init~int(112, #t~string145.base, 3 + #t~string145.offset, 1);call write~init~int(58, #t~string145.base, 4 + #t~string145.offset, 1);call write~init~int(0, #t~string145.base, 5 + #t~string145.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string151.base, #t~string151.offset, 1);call write~init~int(37, #t~string151.base, 1 + #t~string151.offset, 1);call write~init~int(105, #t~string151.base, 2 + #t~string151.offset, 1);call write~init~int(0, #t~string151.base, 3 + #t~string151.offset, 1);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string154.base, #t~string154.offset, 1);call write~init~int(37, #t~string154.base, 1 + #t~string154.offset, 1);call write~init~int(105, #t~string154.base, 2 + #t~string154.offset, 1);call write~init~int(0, #t~string154.base, 3 + #t~string154.offset, 1);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string157.base, #t~string157.offset, 1);call write~init~int(37, #t~string157.base, 1 + #t~string157.offset, 1);call write~init~int(105, #t~string157.base, 2 + #t~string157.offset, 1);call write~init~int(0, #t~string157.base, 3 + #t~string157.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string160.base, #t~string160.offset, 1);call write~init~int(37, #t~string160.base, 1 + #t~string160.offset, 1);call write~init~int(105, #t~string160.base, 2 + #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 3 + #t~string160.offset, 1);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string162.base, #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 1 + #t~string162.offset, 1);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(9);~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~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;~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; 6554#L-1true havoc main_#res;havoc main_#t~ret62, main_~retValue_acc~6, main_~tmp~13;havoc main_~retValue_acc~6;havoc main_~tmp~13; 6346#L559true havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 6098#L567true main_#t~ret62 := valid_product_#res;main_~tmp~13 := main_#t~ret62;havoc main_#t~ret62; 6358#L911true assume 0 != main_~tmp~13; 6427#L884true ~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; 4347#L3309true havoc bigMacCall_#t~ret55, bigMacCall_~tmp~10;havoc bigMacCall_~tmp~10;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 968#L1642true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 370#L1667true bigMacCall_#t~ret55 := getOrigin_#res;bigMacCall_~tmp~10 := bigMacCall_#t~ret55;havoc bigMacCall_#t~ret55;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~10;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 992#L1289true assume 0 == initPersonOnFloor_~floor; 950#L1290true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 4025#L1397-1true 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; 5180#L3316true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 3205#L3328-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6195#L1093-2true havoc angelinaCall_#t~ret52, angelinaCall_~tmp~7;havoc angelinaCall_~tmp~7;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 951#L1642-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 371#L1667-1true angelinaCall_#t~ret52 := getOrigin_#res;angelinaCall_~tmp~7 := angelinaCall_#t~ret52;havoc angelinaCall_#t~ret52;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~7;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 994#L1289-1true assume 0 == initPersonOnFloor_~floor; 1050#L1290-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 4029#L1397-3true 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; 5179#L3316-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 3207#L3328-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6201#L1093-5true havoc cleanup_#t~ret56, cleanup_#t~ret57, cleanup_~i~2, cleanup_~tmp~11, cleanup_~tmp___0~2, cleanup_~__cil_tmp4~2;havoc cleanup_~i~2;havoc cleanup_~tmp~11;havoc cleanup_~tmp___0~2;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret116, timeShift_~tmp~26;havoc timeShift_~tmp~26;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6290#L1971true timeShift_#t~ret116 := areDoorsOpen_#res;timeShift_~tmp~26 := timeShift_#t~ret116;havoc timeShift_#t~ret116; 2535#L2921true assume 0 != timeShift_~tmp~26; 2519#L2922true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 4600#L2597-11true havoc __utac_acc__Specification1_spec__3_#t~ret167, __utac_acc__Specification1_spec__3_#t~ret168, __utac_acc__Specification1_spec__3_#t~ret169, __utac_acc__Specification1_spec__3_#t~ret170, __utac_acc__Specification1_spec__3_#t~ret171, __utac_acc__Specification1_spec__3_#t~ret172, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~29, __utac_acc__Specification1_spec__3_~tmp___0~11, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~29;havoc __utac_acc__Specification1_spec__3_~tmp___0~11;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 5823#L1962-2true __utac_acc__Specification1_spec__3_#t~ret167 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~29 := __utac_acc__Specification1_spec__3_#t~ret167;havoc __utac_acc__Specification1_spec__3_#t~ret167;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~29; 6823#L3354true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6888#L3355true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6292#L1971-1true __utac_acc__Specification1_spec__3_#t~ret168 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret168;havoc __utac_acc__Specification1_spec__3_#t~ret168; 6678#L3359true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 99#L3414true cleanup_~i~2 := 0; 6781#L716-2true [2020-10-20 07:09:35,756 INFO L796 eck$LassoCheckResult]: Loop: 6781#L716-2true assume !false; 6676#L717true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 6664#L720true assume cleanup_~i~2 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~13; 5766#L1789true cleanup_#t~ret56 := isBlocked_#res;cleanup_~tmp___0~2 := cleanup_#t~ret56;havoc cleanup_#t~ret56; 6006#L724true assume 1 != cleanup_~tmp___0~2; 6010#L724-1true havoc isIdle_#res;havoc isIdle_#t~ret71, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~4, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~4;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 4294#L1013-122true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 4066#L1040-122true anyStopRequested_#t~ret66 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret66;havoc anyStopRequested_#t~ret66; 4613#L2070true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 5856#L2134true isIdle_#t~ret71 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret71;havoc isIdle_#t~ret71;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 6297#L2147true cleanup_#t~ret57 := isIdle_#res;cleanup_~tmp~11 := cleanup_#t~ret57;havoc cleanup_#t~ret57; 6254#L736true assume !(0 != cleanup_~tmp~11);havoc timeShift_#t~ret116, timeShift_~tmp~26;havoc timeShift_~tmp~26;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6285#L1971-6true timeShift_#t~ret116 := areDoorsOpen_#res;timeShift_~tmp~26 := timeShift_#t~ret116;havoc timeShift_#t~ret116; 2539#L2921-1true assume 0 != timeShift_~tmp~26; 2518#L2922-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 4624#L2597-23true havoc __utac_acc__Specification1_spec__3_#t~ret167, __utac_acc__Specification1_spec__3_#t~ret168, __utac_acc__Specification1_spec__3_#t~ret169, __utac_acc__Specification1_spec__3_#t~ret170, __utac_acc__Specification1_spec__3_#t~ret171, __utac_acc__Specification1_spec__3_#t~ret172, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~29, __utac_acc__Specification1_spec__3_~tmp___0~11, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~29;havoc __utac_acc__Specification1_spec__3_~tmp___0~11;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 5825#L1962-5true __utac_acc__Specification1_spec__3_#t~ret167 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~29 := __utac_acc__Specification1_spec__3_#t~ret167;havoc __utac_acc__Specification1_spec__3_#t~ret167;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~29; 6811#L3354-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6886#L3355-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 6287#L1971-7true __utac_acc__Specification1_spec__3_#t~ret168 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret168;havoc __utac_acc__Specification1_spec__3_#t~ret168; 6677#L3359-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 98#L3414-1true cleanup_~i~2 := 1 + cleanup_~i~2; 6781#L716-2true [2020-10-20 07:09:35,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:09:35,764 INFO L82 PathProgramCache]: Analyzing trace with hash -745177872, now seen corresponding path program 1 times [2020-10-20 07:09:35,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:09:35,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549444542] [2020-10-20 07:09:35,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:09:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:09:36,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:09:36,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549444542] [2020-10-20 07:09:36,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 07:09:36,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 07:09:36,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114727715] [2020-10-20 07:09:36,668 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 07:09:36,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:09:36,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1113299661, now seen corresponding path program 1 times [2020-10-20 07:09:36,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 07:09:36,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447852742] [2020-10-20 07:09:36,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 07:09:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 07:09:36,705 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 07:09:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 07:09:36,728 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 07:09:36,766 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 07:09:37,006 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-10-20 07:09:37,371 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2020-10-20 07:09:37,394 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 07:09:37,396 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 07:09:37,396 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 07:09:37,397 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 07:09:37,397 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-20 07:09:37,397 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:37,397 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 07:09:37,398 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 07:09:37,398 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product30.cil.c_Iteration1_Loop [2020-10-20 07:09:37,398 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 07:09:37,399 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 07:09:37,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:37,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:38,315 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 07:09:38,317 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) [2020-10-20 07:09:38,324 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:09:38,324 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 [2020-10-20 07:09:38,335 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 07:09:38,336 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~3=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~3=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) [2020-10-20 07:09:38,382 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 07:09:38,382 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 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:09:38,434 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-20 07:09:38,435 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:50,488 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-10-20 07:09:50,493 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 07:09:50,493 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 07:09:50,494 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 07:09:50,494 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 07:09:50,494 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-20 07:09:50,494 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:50,494 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 07:09:50,494 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 07:09:50,494 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product30.cil.c_Iteration1_Loop [2020-10-20 07:09:50,495 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 07:09:50,495 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 07:09:50,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:50,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 07:09:51,188 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 07:09:51,194 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:09:51,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,223 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 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 [2020-10-20 07:09:51,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,265 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 07:09:51,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,269 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 07:09:51,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,275 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 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,350 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,383 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,429 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,462 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 07:09:51,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 07:09:51,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,477 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2020-10-20 07:09:51,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,542 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,574 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 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 [2020-10-20 07:09:51,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,633 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,667 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 [2020-10-20 07:09:51,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:09:51,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,805 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 [2020-10-20 07:09:51,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,844 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 [2020-10-20 07:09:51,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,886 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) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:51,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,937 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 07:09:51,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 07:09:51,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 07:09:51,941 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) [2020-10-20 07:09:51,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 07:09:51,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 07:09:51,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 07:09:51,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 07:09:51,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 07:09:51,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 07:09:51,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 07:09:51,980 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 [2020-10-20 07:09:51,984 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-20 07:09:52,003 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-10-20 07:09:52,004 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 07:09:52,023 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-20 07:09:52,023 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-20 07:09:52,023 INFO L510 LassoAnalysis]: Proved termination. [2020-10-20 07:09:52,024 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~2) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~2 Supporting invariants [] Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 07:09:52,059 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-20 07:09:52,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 07:09:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:09:52,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-20 07:09:52,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 07:09:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 07:09:52,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 07:09:52,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 07:09:52,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 07:09:52,385 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2020-10-20 07:09:52,387 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6907 states. Second operand 5 states. [2020-10-20 07:09:53,789 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6907 states.. Second operand 5 states. Result 10378 states and 19586 transitions. Complement of second has 9 states. [2020-10-20 07:09:53,790 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 [2020-10-20 07:09:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-20 07:09:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13103 transitions. [2020-10-20 07:09:53,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13103 transitions. Stem has 33 letters. Loop has 22 letters. [2020-10-20 07:09:53,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 07:09:53,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13103 transitions. Stem has 55 letters. Loop has 22 letters. [2020-10-20 07:09:53,819 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 07:09:53,819 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13103 transitions. Stem has 33 letters. Loop has 44 letters. [2020-10-20 07:09:53,823 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 07:09:53,825 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10378 states and 19586 transitions. [2020-10-20 07:09:53,973 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 07:09:53,977 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10378 states to 0 states and 0 transitions. [2020-10-20 07:09:53,978 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-20 07:09:53,979 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-20 07:09:53,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-20 07:09:53,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 07:09:53,980 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:09:53,980 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:09:53,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 07:09:53,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 07:09:53,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 07:09:53,986 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-10-20 07:09:53,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 07:09:53,989 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-20 07:09:53,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 07:09:53,990 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-20 07:09:53,990 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 07:09:53,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 07:09:53,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-20 07:09:53,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-20 07:09:53,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-20 07:09:53,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 07:09:53,992 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:09:53,992 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:09:53,992 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 07:09:53,992 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-20 07:09:53,992 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-20 07:09:53,992 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 07:09:53,993 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-20 07:09:53,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 07:09:53 BoogieIcfgContainer [2020-10-20 07:09:53,999 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 07:09:54,000 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 07:09:54,000 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 07:09:54,000 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 07:09:54,001 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:09:35" (3/4) ... [2020-10-20 07:09:54,004 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 07:09:54,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 07:09:54,007 INFO L168 Benchmark]: Toolchain (without parser) took 37119.40 ms. Allocated memory was 36.2 MB in the beginning and 246.4 MB in the end (delta: 210.2 MB). Free memory was 13.3 MB in the beginning and 47.7 MB in the end (delta: -34.4 MB). Peak memory consumption was 175.8 MB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,008 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 34.6 MB. Free memory was 10.4 MB in the beginning and 10.3 MB in the end (delta: 45.7 kB). Peak memory consumption was 45.7 kB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1058.61 ms. Allocated memory was 36.2 MB in the beginning and 46.7 MB in the end (delta: 10.5 MB). Free memory was 12.4 MB in the beginning and 17.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 659.91 ms. Allocated memory was 46.7 MB in the beginning and 65.0 MB in the end (delta: 18.4 MB). Free memory was 17.6 MB in the beginning and 16.7 MB in the end (delta: 933.0 kB). Peak memory consumption was 30.0 MB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,011 INFO L168 Benchmark]: Boogie Preprocessor took 1015.05 ms. Allocated memory was 65.0 MB in the beginning and 104.9 MB in the end (delta: 39.8 MB). Free memory was 16.7 MB in the beginning and 23.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,011 INFO L168 Benchmark]: RCFGBuilder took 15670.18 ms. Allocated memory was 104.9 MB in the beginning and 191.4 MB in the end (delta: 86.5 MB). Free memory was 23.9 MB in the beginning and 35.6 MB in the end (delta: -11.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,012 INFO L168 Benchmark]: BuchiAutomizer took 18701.46 ms. Allocated memory was 191.4 MB in the beginning and 246.4 MB in the end (delta: 55.1 MB). Free memory was 35.6 MB in the beginning and 49.1 MB in the end (delta: -13.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,013 INFO L168 Benchmark]: Witness Printer took 4.94 ms. Allocated memory is still 246.4 MB. Free memory was 49.1 MB in the beginning and 47.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 14.3 GB. [2020-10-20 07:09:54,018 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 34.6 MB. Free memory was 10.4 MB in the beginning and 10.3 MB in the end (delta: 45.7 kB). Peak memory consumption was 45.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1058.61 ms. Allocated memory was 36.2 MB in the beginning and 46.7 MB in the end (delta: 10.5 MB). Free memory was 12.4 MB in the beginning and 17.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 659.91 ms. Allocated memory was 46.7 MB in the beginning and 65.0 MB in the end (delta: 18.4 MB). Free memory was 17.6 MB in the beginning and 16.7 MB in the end (delta: 933.0 kB). Peak memory consumption was 30.0 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 1015.05 ms. Allocated memory was 65.0 MB in the beginning and 104.9 MB in the end (delta: 39.8 MB). Free memory was 16.7 MB in the beginning and 23.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 15670.18 ms. Allocated memory was 104.9 MB in the beginning and 191.4 MB in the end (delta: 86.5 MB). Free memory was 23.9 MB in the beginning and 35.6 MB in the end (delta: -11.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 18701.46 ms. Allocated memory was 191.4 MB in the beginning and 246.4 MB in the end (delta: 55.1 MB). Free memory was 35.6 MB in the beginning and 49.1 MB in the end (delta: -13.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 14.3 GB. * Witness Printer took 4.94 ms. Allocated memory is still 246.4 MB. Free memory was 49.1 MB in the beginning and 47.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 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 18.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 16.3s. Construction of modules took 0.0s. Büchi inclusion checks took 1.7s. 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 0.1s 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: 13064 SDtfs, 19514 SDslu, 6491 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: 21ms VariablesStem: 0 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...