./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer --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 03d2eba0c96e405e42abc242d8ae37d66c66f111 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:40:20,673 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:40:20,674 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:40:20,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:40:20,683 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:40:20,683 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:40:20,684 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:40:20,686 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:40:20,687 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:40:20,688 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:40:20,688 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:40:20,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:40:20,689 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:40:20,690 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:40:20,691 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:40:20,691 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:40:20,692 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:40:20,693 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:40:20,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:40:20,696 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:40:20,697 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:40:20,698 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:40:20,699 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:40:20,699 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:40:20,700 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:40:20,700 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:40:20,701 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:40:20,702 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:40:20,702 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:40:20,703 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:40:20,703 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:40:20,704 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:40:20,704 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:40:20,704 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:40:20,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:40:20,705 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:40:20,705 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-09 13:40:20,717 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:40:20,717 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:40:20,718 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:40:20,718 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:40:20,718 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 13:40:20,718 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-09 13:40:20,718 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-09 13:40:20,718 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-09 13:40:20,719 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-09 13:40:20,719 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-09 13:40:20,719 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-09 13:40:20,719 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:40:20,719 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:40:20,719 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 13:40:20,719 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:40:20,719 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:40:20,720 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:40:20,720 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-09 13:40:20,720 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-09 13:40:20,720 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-09 13:40:20,720 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:40:20,720 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:40:20,720 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-09 13:40:20,721 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:40:20,721 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-09 13:40:20,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:40:20,721 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 13:40:20,721 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-09 13:40:20,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:40:20,721 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 13:40:20,721 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-09 13:40:20,722 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-09 13:40:20,722 INFO L133 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer 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 -> 03d2eba0c96e405e42abc242d8ae37d66c66f111 [2018-12-09 13:40:20,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:40:20,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:40:20,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:40:20,755 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:40:20,755 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:40:20,756 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c [2018-12-09 13:40:20,789 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/data/b0256414f/adb207042d9643da8f15907de10a03af/FLAG139f1897f [2018-12-09 13:40:21,240 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:40:21,240 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/sv-benchmarks/c/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c [2018-12-09 13:40:21,247 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/data/b0256414f/adb207042d9643da8f15907de10a03af/FLAG139f1897f [2018-12-09 13:40:21,255 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/data/b0256414f/adb207042d9643da8f15907de10a03af [2018-12-09 13:40:21,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:40:21,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:40:21,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:40:21,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:40:21,260 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:40:21,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21, skipping insertion in model container [2018-12-09 13:40:21,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:40:21,290 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:40:21,473 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:40:21,476 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:40:21,572 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:40:21,581 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:40:21,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21 WrapperNode [2018-12-09 13:40:21,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:40:21,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:40:21,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:40:21,582 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:40:21,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:40:21,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:40:21,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:40:21,622 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:40:21,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... [2018-12-09 13:40:21,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:40:21,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:40:21,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:40:21,652 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:40:21,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:40:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:40:22,254 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:40:22,254 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 13:40:22,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:22 BoogieIcfgContainer [2018-12-09 13:40:22,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:40:22,255 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-09 13:40:22,255 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-09 13:40:22,258 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-09 13:40:22,259 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:40:22,259 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.12 01:40:21" (1/3) ... [2018-12-09 13:40:22,260 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7108b2ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 01:40:22, skipping insertion in model container [2018-12-09 13:40:22,260 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:40:22,260 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:40:21" (2/3) ... [2018-12-09 13:40:22,261 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7108b2ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 01:40:22, skipping insertion in model container [2018-12-09 13:40:22,261 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:40:22,261 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:22" (3/3) ... [2018-12-09 13:40:22,262 INFO L375 chiAutomizerObserver]: Analyzing ICFG Problem02_label22_true-unreach-call_false-termination.c [2018-12-09 13:40:22,307 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 13:40:22,308 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-09 13:40:22,308 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-09 13:40:22,308 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-09 13:40:22,308 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 13:40:22,308 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 13:40:22,308 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-09 13:40:22,308 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 13:40:22,309 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-09 13:40:22,325 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2018-12-09 13:40:22,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2018-12-09 13:40:22,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:22,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:22,354 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:22,354 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-12-09 13:40:22,354 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-09 13:40:22,354 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2018-12-09 13:40:22,358 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2018-12-09 13:40:22,359 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:22,359 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:22,359 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:22,359 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-12-09 13:40:22,364 INFO L794 eck$LassoCheckResult]: Stem: 78#ULTIMATE.startENTRYtrue ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9#L-1true havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 164#L606-2true [2018-12-09 13:40:22,364 INFO L796 eck$LassoCheckResult]: Loop: 164#L606-2true assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 65#L611true assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 191#L30true assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 206#L597true main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 164#L606-2true [2018-12-09 13:40:22,368 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:22,368 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-12-09 13:40:22,369 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:22,369 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:22,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:22,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:22,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:22,433 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:22,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1268139, now seen corresponding path program 1 times [2018-12-09 13:40:22,434 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:22,434 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:22,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:22,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:22,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:22,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:22,451 INFO L82 PathProgramCache]: Analyzing trace with hash 889695341, now seen corresponding path program 1 times [2018-12-09 13:40:22,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:22,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:22,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:22,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:22,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:40:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:40:22,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:40:22,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 13:40:22,622 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:40:22,623 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:40:22,623 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:40:22,624 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:40:22,624 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:40:22,624 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:22,624 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:40:22,624 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:40:22,624 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label22_true-unreach-call_false-termination.c_Iteration1_Loop [2018-12-09 13:40:22,625 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:40:22,625 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:40:22,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:22,854 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:40:22,854 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:22,859 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:22,859 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:22,864 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:22,864 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:22,879 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:22,879 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:22,883 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:22,883 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=1, ~a28~0=9} Honda state: {~a25~0=1, ~a28~0=9} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:22,898 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:22,898 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:22,903 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:22,903 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:22,926 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:22,926 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:22,929 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:22,929 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=1} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:22,954 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:22,954 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:22,956 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:22,956 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:22,971 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:22,971 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:22,974 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:22,974 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:22,989 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:22,989 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:22,993 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:22,994 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Honda state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:23,008 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:23,008 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:23,026 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:40:23,026 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:23,048 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-09 13:40:23,049 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:40:23,049 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:40:23,049 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:40:23,049 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:40:23,050 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:40:23,050 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:23,050 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:40:23,050 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:40:23,050 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label22_true-unreach-call_false-termination.c_Iteration1_Loop [2018-12-09 13:40:23,050 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:40:23,050 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:40:23,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:23,253 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:40:23,257 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:40:23,259 INFO L122 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 [2018-12-09 13:40:23,260 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,260 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,261 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,263 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:23,263 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,272 INFO L122 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 [2018-12-09 13:40:23,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,273 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,274 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,274 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:23,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,276 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,277 INFO L122 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 [2018-12-09 13:40:23,277 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,277 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,277 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,277 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,279 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,296 INFO L122 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 [2018-12-09 13:40:23,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,296 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,297 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,297 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:23,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,300 INFO L122 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 [2018-12-09 13:40:23,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,301 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,301 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:23,301 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,303 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,303 INFO L122 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 [2018-12-09 13:40:23,304 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,304 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,304 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:23,304 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,306 INFO L122 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 [2018-12-09 13:40:23,306 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,307 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,307 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:23,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,308 INFO L122 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 [2018-12-09 13:40:23,309 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,309 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,309 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:23,309 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,313 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:40:23,313 INFO L122 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 [2018-12-09 13:40:23,314 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,314 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,314 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,315 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,315 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,320 INFO L122 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 [2018-12-09 13:40:23,321 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,321 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,321 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,321 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,321 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,324 INFO L122 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 [2018-12-09 13:40:23,324 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,324 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,325 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,325 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,326 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:40:23,326 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,337 INFO L122 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 [2018-12-09 13:40:23,338 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,338 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,338 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,339 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,342 INFO L122 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 [2018-12-09 13:40:23,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,342 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,343 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,344 INFO L122 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 [2018-12-09 13:40:23,345 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,345 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,345 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,345 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,346 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,346 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,347 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,347 INFO L122 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 [2018-12-09 13:40:23,348 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,348 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,348 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,348 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,348 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,349 INFO L122 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 [2018-12-09 13:40:23,350 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,350 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,350 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,350 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,350 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,354 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:40:23,354 INFO L122 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 [2018-12-09 13:40:23,355 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,355 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,356 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,360 INFO L122 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 [2018-12-09 13:40:23,361 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,361 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,362 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,363 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,364 INFO L122 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 [2018-12-09 13:40:23,364 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,364 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,364 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,364 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,365 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:40:23,366 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,375 INFO L122 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 [2018-12-09 13:40:23,376 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,376 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,377 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,377 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,379 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,379 INFO L122 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 [2018-12-09 13:40:23,380 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,380 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,380 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,380 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,380 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,380 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,380 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,382 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,382 INFO L122 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 [2018-12-09 13:40:23,382 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,382 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,383 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,383 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,383 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,383 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,383 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,385 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,385 INFO L122 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 [2018-12-09 13:40:23,385 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,386 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,386 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,387 INFO L122 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 [2018-12-09 13:40:23,387 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,387 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,388 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,388 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,388 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:23,388 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,391 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:40:23,392 INFO L122 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 [2018-12-09 13:40:23,392 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,392 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,393 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,398 INFO L122 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 [2018-12-09 13:40:23,398 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,398 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,399 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,401 INFO L122 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 [2018-12-09 13:40:23,401 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,401 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,401 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,401 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,401 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,403 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:40:23,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,442 INFO L122 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 [2018-12-09 13:40:23,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,442 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,443 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,445 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,446 INFO L122 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 [2018-12-09 13:40:23,446 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,446 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,446 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,446 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,448 INFO L122 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 [2018-12-09 13:40:23,448 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,448 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,449 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,449 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,449 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,449 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,449 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,451 INFO L122 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 [2018-12-09 13:40:23,451 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,451 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,452 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,452 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,452 INFO L122 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 [2018-12-09 13:40:23,453 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:23,453 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,453 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,453 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,454 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:23,454 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,457 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:40:23,457 INFO L122 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 [2018-12-09 13:40:23,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,458 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,458 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,458 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,459 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,459 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,468 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,468 INFO L122 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 [2018-12-09 13:40:23,469 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,469 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,469 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,469 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,469 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,469 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,470 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,470 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,472 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,472 INFO L122 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 [2018-12-09 13:40:23,472 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,472 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,473 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,473 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,474 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:40:23,474 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,491 INFO L122 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 [2018-12-09 13:40:23,491 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,491 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,491 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,491 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,492 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,495 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,495 INFO L122 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 [2018-12-09 13:40:23,495 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,495 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,496 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,496 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,496 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,496 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,498 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,498 INFO L122 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 [2018-12-09 13:40:23,498 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,499 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,499 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,499 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,499 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,499 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,499 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,501 INFO L122 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 [2018-12-09 13:40:23,501 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,501 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,501 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,502 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,502 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:23,502 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,503 INFO L122 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 [2018-12-09 13:40:23,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,503 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,503 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,503 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:23,504 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,507 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:40:23,507 INFO L122 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 [2018-12-09 13:40:23,508 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,508 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,508 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,509 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,516 INFO L122 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 [2018-12-09 13:40:23,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,517 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,517 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,517 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,517 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,520 INFO L122 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 [2018-12-09 13:40:23,520 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,520 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,520 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,520 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,520 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,522 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:40:23,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,540 INFO L122 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 [2018-12-09 13:40:23,541 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,541 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,541 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,542 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,545 INFO L122 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 [2018-12-09 13:40:23,545 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,545 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,545 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,545 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,546 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,548 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,548 INFO L122 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 [2018-12-09 13:40:23,548 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,548 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,548 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,549 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,549 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,551 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,551 INFO L122 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 [2018-12-09 13:40:23,551 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,551 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,552 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,552 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,552 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,552 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,552 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,552 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,553 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,553 INFO L122 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 [2018-12-09 13:40:23,553 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,553 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:23,553 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,554 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,554 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,554 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:23,554 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,559 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:40:23,559 INFO L122 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 [2018-12-09 13:40:23,560 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,560 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,560 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,560 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,561 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,568 INFO L122 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 [2018-12-09 13:40:23,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,569 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,569 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,569 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,572 INFO L122 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 [2018-12-09 13:40:23,573 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,573 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,573 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,573 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,573 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,576 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:40:23,576 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,597 INFO L122 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 [2018-12-09 13:40:23,598 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,598 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,598 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,599 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,603 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,603 INFO L122 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 [2018-12-09 13:40:23,603 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,603 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,604 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,604 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,606 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,607 INFO L122 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 [2018-12-09 13:40:23,607 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,607 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,607 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,608 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,608 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,611 INFO L122 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 [2018-12-09 13:40:23,611 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,611 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,611 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,611 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,611 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,612 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:23,612 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,612 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,613 INFO L122 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 [2018-12-09 13:40:23,613 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,613 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,613 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,613 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,613 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:23,614 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:23,614 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,620 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:40:23,621 INFO L122 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 [2018-12-09 13:40:23,621 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,621 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,621 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,622 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,627 INFO L122 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 [2018-12-09 13:40:23,628 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,628 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,628 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,628 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,628 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,629 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,630 INFO L122 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 [2018-12-09 13:40:23,630 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,630 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,630 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,630 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,631 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:40:23,631 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,641 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,641 INFO L122 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 [2018-12-09 13:40:23,642 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,642 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,642 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,642 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,645 INFO L122 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 [2018-12-09 13:40:23,645 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,645 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,645 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,646 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,647 INFO L122 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 [2018-12-09 13:40:23,647 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,647 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,648 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,648 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,649 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,649 INFO L122 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 [2018-12-09 13:40:23,650 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,650 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,650 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,650 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:23,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,651 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,651 INFO L122 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 [2018-12-09 13:40:23,651 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,652 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:23,652 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,652 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,652 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:23,652 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:23,652 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,656 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,656 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:40:23,656 INFO L122 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 [2018-12-09 13:40:23,656 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,656 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,657 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,657 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,673 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,674 INFO L122 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 [2018-12-09 13:40:23,674 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,674 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,674 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,674 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,674 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,675 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,675 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,677 INFO L122 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 [2018-12-09 13:40:23,677 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,677 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,677 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,677 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-12-09 13:40:23,677 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,679 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:40:23,679 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,724 INFO L122 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 [2018-12-09 13:40:23,724 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,724 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,725 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,725 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,725 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,730 INFO L122 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 [2018-12-09 13:40:23,730 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,730 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,730 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,730 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,731 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,733 INFO L122 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 [2018-12-09 13:40:23,733 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,733 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,733 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,734 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,734 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,734 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,734 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,735 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,736 INFO L122 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 [2018-12-09 13:40:23,736 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,736 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,736 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:23,736 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,737 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:23,737 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,738 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,738 INFO L122 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 [2018-12-09 13:40:23,738 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:23,739 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:23,739 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:23,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:23,739 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:23,739 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:23,740 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:40:23,740 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:23,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:23,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:40:23,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:40:23,755 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2018-12-09 13:40:24,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:40:24,176 INFO L93 Difference]: Finished difference Result 379 states and 480 transitions. [2018-12-09 13:40:24,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:40:24,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 379 states and 480 transitions. [2018-12-09 13:40:24,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2018-12-09 13:40:24,185 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 379 states to 306 states and 407 transitions. [2018-12-09 13:40:24,186 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 306 [2018-12-09 13:40:24,187 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 306 [2018-12-09 13:40:24,187 INFO L73 IsDeterministic]: Start isDeterministic. Operand 306 states and 407 transitions. [2018-12-09 13:40:24,188 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 13:40:24,188 INFO L705 BuchiCegarLoop]: Abstraction has 306 states and 407 transitions. [2018-12-09 13:40:24,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states and 407 transitions. [2018-12-09 13:40:24,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 305. [2018-12-09 13:40:24,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2018-12-09 13:40:24,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2018-12-09 13:40:24,212 INFO L728 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2018-12-09 13:40:24,212 INFO L608 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2018-12-09 13:40:24,212 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-09 13:40:24,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 305 states and 405 transitions. [2018-12-09 13:40:24,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2018-12-09 13:40:24,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:24,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:24,214 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:24,214 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:40:24,215 INFO L794 eck$LassoCheckResult]: Stem: 764#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 635#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 636#L606-2 [2018-12-09 13:40:24,215 INFO L796 eck$LassoCheckResult]: Loop: 636#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 721#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 752#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 758#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 789#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 713#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 714#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 707#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 638#L54 assume (((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a28~0 := 7;~a11~0 := 1;~a25~0 := 0;calculate_output_#res := -1; 639#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 636#L606-2 [2018-12-09 13:40:24,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:24,215 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2018-12-09 13:40:24,215 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:24,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:24,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:24,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:24,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:24,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:24,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1948456188, now seen corresponding path program 1 times [2018-12-09 13:40:24,222 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:24,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:24,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:24,222 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:40:24,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:24,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:24,232 INFO L82 PathProgramCache]: Analyzing trace with hash -141898178, now seen corresponding path program 1 times [2018-12-09 13:40:24,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:24,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:24,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:24,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:24,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:40:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:40:24,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:40:24,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 13:40:24,324 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:40:24,324 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:40:24,324 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:40:24,324 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:40:24,324 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:40:24,324 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:24,324 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:40:24,324 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:40:24,324 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label22_true-unreach-call_false-termination.c_Iteration2_Loop [2018-12-09 13:40:24,324 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:40:24,325 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:40:24,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,429 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:40:24,429 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:24,431 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:24,431 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:24,434 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:24,434 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:24,449 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:24,450 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:24,453 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:24,453 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:24,477 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:24,477 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:24,479 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:24,479 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=4} Honda state: {~a19~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:24,494 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:24,494 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:24,497 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:24,497 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:24,520 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:24,520 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:24,522 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:24,522 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:24,542 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:24,542 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:24,569 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:40:24,569 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:24,594 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-09 13:40:24,596 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:40:24,596 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:40:24,596 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:40:24,596 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:40:24,596 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:40:24,596 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:24,596 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:40:24,596 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:40:24,596 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label22_true-unreach-call_false-termination.c_Iteration2_Loop [2018-12-09 13:40:24,596 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:40:24,596 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:40:24,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:24,726 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:40:24,727 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:40:24,727 INFO L122 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 [2018-12-09 13:40:24,727 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,727 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,728 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,728 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:24,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,729 INFO L122 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 [2018-12-09 13:40:24,729 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,730 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,730 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,730 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,730 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,730 INFO L122 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 [2018-12-09 13:40:24,730 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,731 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,731 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,731 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,731 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,731 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:24,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,732 INFO L122 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 [2018-12-09 13:40:24,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,732 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,732 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,732 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:24,732 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,733 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,733 INFO L122 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 [2018-12-09 13:40:24,733 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,733 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,733 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,734 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,734 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,734 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,735 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,735 INFO L122 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 [2018-12-09 13:40:24,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,735 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,736 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,736 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,738 INFO L122 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 [2018-12-09 13:40:24,738 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,738 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,738 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,738 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:24,739 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,740 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,740 INFO L122 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 [2018-12-09 13:40:24,740 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,741 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:40:24,741 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:40:24,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,741 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,742 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:40:24,742 INFO L122 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 [2018-12-09 13:40:24,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,742 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,742 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,743 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,743 INFO L122 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 [2018-12-09 13:40:24,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,744 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,744 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,744 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,744 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,745 INFO L122 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 [2018-12-09 13:40:24,745 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,745 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,745 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,746 INFO L122 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 [2018-12-09 13:40:24,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,747 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,747 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,748 INFO L122 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 [2018-12-09 13:40:24,748 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,748 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,748 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,748 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,750 INFO L122 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 [2018-12-09 13:40:24,750 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,750 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,750 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,751 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,751 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,751 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,753 INFO L122 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 [2018-12-09 13:40:24,753 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,754 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,754 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,754 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,756 INFO L122 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 [2018-12-09 13:40:24,756 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,756 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,756 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,757 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,757 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,758 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:40:24,758 INFO L122 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 [2018-12-09 13:40:24,758 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,758 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,758 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,759 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,759 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,759 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,760 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,760 INFO L122 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 [2018-12-09 13:40:24,760 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,760 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,760 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,760 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,761 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,761 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,761 INFO L122 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 [2018-12-09 13:40:24,761 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,761 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,762 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,762 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,762 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,762 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,762 INFO L122 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 [2018-12-09 13:40:24,763 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,763 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,763 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,763 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,764 INFO L122 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 [2018-12-09 13:40:24,764 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,764 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,765 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,765 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,765 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,767 INFO L122 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 [2018-12-09 13:40:24,767 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,767 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,767 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,767 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,768 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,771 INFO L122 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 [2018-12-09 13:40:24,771 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,771 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,771 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,772 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,774 INFO L122 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 [2018-12-09 13:40:24,774 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,774 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,775 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,775 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,776 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,776 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:40:24,776 INFO L122 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 [2018-12-09 13:40:24,777 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,777 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,777 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,777 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,778 INFO L122 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 [2018-12-09 13:40:24,779 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,779 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,779 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,779 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,779 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:24,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,780 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,780 INFO L122 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 [2018-12-09 13:40:24,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,780 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,780 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,781 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,781 INFO L122 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 [2018-12-09 13:40:24,781 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,782 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,782 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,782 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,783 INFO L122 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 [2018-12-09 13:40:24,783 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,784 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,784 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,784 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,784 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:24,784 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,786 INFO L122 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 [2018-12-09 13:40:24,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,787 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,787 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,787 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:24,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,791 INFO L122 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 [2018-12-09 13:40:24,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,791 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,792 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,794 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,794 INFO L122 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 [2018-12-09 13:40:24,794 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:40:24,795 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,795 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,795 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,795 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,795 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,797 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,797 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:40:24,797 INFO L122 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 [2018-12-09 13:40:24,797 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,797 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,798 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,798 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,800 INFO L122 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 [2018-12-09 13:40:24,800 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,800 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,800 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,800 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,800 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,801 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,801 INFO L122 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 [2018-12-09 13:40:24,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,802 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,802 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,802 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,802 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,803 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,803 INFO L122 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 [2018-12-09 13:40:24,803 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,803 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,804 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,804 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,804 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,805 INFO L122 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 [2018-12-09 13:40:24,806 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,806 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,806 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,806 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,806 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,807 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,807 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,809 INFO L122 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 [2018-12-09 13:40:24,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,810 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,810 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,810 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,811 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,815 INFO L122 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 [2018-12-09 13:40:24,815 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,816 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,816 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,816 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,820 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,821 INFO L122 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 [2018-12-09 13:40:24,821 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,821 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,821 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,821 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,821 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,821 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:40:24,822 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:40:24,822 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,823 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,824 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:40:24,824 INFO L122 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 [2018-12-09 13:40:24,824 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,824 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,824 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,824 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,824 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,824 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,825 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,825 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,826 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,827 INFO L122 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 [2018-12-09 13:40:24,827 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,827 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,827 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,827 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,828 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,829 INFO L122 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 [2018-12-09 13:40:24,829 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,829 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,829 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,830 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,830 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,830 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,831 INFO L122 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 [2018-12-09 13:40:24,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,831 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,831 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,832 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,832 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,832 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,834 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,834 INFO L122 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 [2018-12-09 13:40:24,834 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,834 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,834 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,834 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,834 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,835 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,835 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,839 INFO L122 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 [2018-12-09 13:40:24,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,840 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,840 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,840 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,841 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,841 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,848 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,848 INFO L122 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 [2018-12-09 13:40:24,848 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,848 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,849 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,849 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,849 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,850 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,853 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,853 INFO L122 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 [2018-12-09 13:40:24,854 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,854 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:40:24,854 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,854 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,854 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,854 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,855 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,857 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,857 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:40:24,857 INFO L122 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 [2018-12-09 13:40:24,858 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,858 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,858 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,858 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,858 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,859 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,922 INFO L122 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 [2018-12-09 13:40:24,922 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,922 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,922 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,923 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,923 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,923 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,923 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:24,923 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,924 INFO L122 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 [2018-12-09 13:40:24,924 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,924 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,924 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,925 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,925 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,926 INFO L122 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 [2018-12-09 13:40:24,926 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,926 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,926 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,926 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,926 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,926 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,927 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,928 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,929 INFO L122 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 [2018-12-09 13:40:24,929 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,929 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,929 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,929 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,930 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:24,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,935 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,935 INFO L122 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 [2018-12-09 13:40:24,935 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,936 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,936 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,936 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,936 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,937 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-12-09 13:40:24,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,947 INFO L122 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 [2018-12-09 13:40:24,947 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,947 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,947 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,948 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,948 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,953 INFO L122 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 [2018-12-09 13:40:24,954 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,954 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,954 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,954 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,954 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,954 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:40:24,955 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:40:24,955 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,958 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:40:24,958 INFO L122 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 [2018-12-09 13:40:24,958 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,958 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,959 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,959 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,959 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,960 INFO L122 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 [2018-12-09 13:40:24,960 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,960 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,960 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,960 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,960 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,960 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,961 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,962 INFO L122 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 [2018-12-09 13:40:24,962 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,962 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,962 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,963 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,963 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,963 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,963 INFO L122 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 [2018-12-09 13:40:24,964 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,964 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,964 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,964 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,964 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,964 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,964 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,965 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,965 INFO L122 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 [2018-12-09 13:40:24,965 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,965 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,966 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,966 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,966 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,966 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,966 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,966 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,969 INFO L122 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 [2018-12-09 13:40:24,969 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,969 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,969 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,969 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,969 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,969 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,970 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 13:40:24,970 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,973 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,973 INFO L122 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 [2018-12-09 13:40:24,974 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,974 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,974 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,974 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,974 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,974 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,978 INFO L122 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 [2018-12-09 13:40:24,978 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,978 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:40:24,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,979 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:40:24,979 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:40:24,979 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,981 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,981 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:40:24,981 INFO L122 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 [2018-12-09 13:40:24,981 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,981 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,981 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,981 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,982 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:24,982 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,982 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,983 INFO L122 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 [2018-12-09 13:40:24,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,984 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,984 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,984 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,984 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:24,984 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:40:24,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,985 INFO L122 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 [2018-12-09 13:40:24,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,986 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,986 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,986 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:24,986 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,986 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,987 INFO L122 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 [2018-12-09 13:40:24,988 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,988 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:24,988 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:24,988 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:24,988 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,989 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,990 INFO L122 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 [2018-12-09 13:40:24,990 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,990 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,990 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,990 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,990 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,990 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:24,991 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:40:24,991 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:24,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:24,997 INFO L122 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 [2018-12-09 13:40:24,997 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:24,997 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:24,997 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:24,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:24,998 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 13:40:24,998 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:24,998 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:40:24,999 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:25,008 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:25,008 INFO L122 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 [2018-12-09 13:40:25,008 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:25,008 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:25,008 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:25,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:25,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:25,008 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:25,009 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:25,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:25,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:25,018 INFO L122 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 [2018-12-09 13:40:25,018 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:40:25,018 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:40:25,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:40:25,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:40:25,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:40:25,018 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:40:25,019 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:40:25,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:40:25,022 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:40:25,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:40:25,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:40:25,022 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. cyclomatic complexity: 101 Second operand 3 states. [2018-12-09 13:40:25,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:40:25,305 INFO L93 Difference]: Finished difference Result 590 states and 749 transitions. [2018-12-09 13:40:25,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:40:25,306 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 590 states and 749 transitions. [2018-12-09 13:40:25,308 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2018-12-09 13:40:25,310 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 590 states to 590 states and 749 transitions. [2018-12-09 13:40:25,310 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2018-12-09 13:40:25,311 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 590 [2018-12-09 13:40:25,311 INFO L73 IsDeterministic]: Start isDeterministic. Operand 590 states and 749 transitions. [2018-12-09 13:40:25,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 13:40:25,312 INFO L705 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2018-12-09 13:40:25,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states and 749 transitions. [2018-12-09 13:40:25,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2018-12-09 13:40:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2018-12-09 13:40:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 749 transitions. [2018-12-09 13:40:25,323 INFO L728 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2018-12-09 13:40:25,323 INFO L608 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2018-12-09 13:40:25,323 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-12-09 13:40:25,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 590 states and 749 transitions. [2018-12-09 13:40:25,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2018-12-09 13:40:25,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:25,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:25,326 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:25,326 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:40:25,326 INFO L794 eck$LassoCheckResult]: Stem: 1666#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 1539#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 1540#L606-2 [2018-12-09 13:40:25,326 INFO L796 eck$LassoCheckResult]: Loop: 1540#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 1627#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 1657#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 1663#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 1536#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1898#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 1894#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 1890#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 1695#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 1674#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 1675#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 1848#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 1844#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 1840#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 1836#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 1832#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 1828#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 1824#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 1820#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 1815#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 1814#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 1745#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 1746#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 1806#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 1805#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 1804#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 1803#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 1743#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 1744#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 1797#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 1793#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 1788#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 1787#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 1786#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 1784#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 1782#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 1777#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 1774#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 1773#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 1772#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 1771#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 1769#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 1767#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 1708#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 1709#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 1872#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 1868#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 1864#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 1862#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 1861#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 1859#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 1857#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 1855#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 1853#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 1679#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1540#L606-2 [2018-12-09 13:40:25,326 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:25,326 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2018-12-09 13:40:25,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:25,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:25,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:25,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:25,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:25,330 INFO L82 PathProgramCache]: Analyzing trace with hash -695559695, now seen corresponding path program 1 times [2018-12-09 13:40:25,330 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:25,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:25,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,331 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:40:25,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:40:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:40:25,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:40:25,367 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 13:40:25,367 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-09 13:40:25,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 13:40:25,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:40:25,367 INFO L87 Difference]: Start difference. First operand 590 states and 749 transitions. cyclomatic complexity: 160 Second operand 4 states. [2018-12-09 13:40:25,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:40:25,809 INFO L93 Difference]: Finished difference Result 1154 states and 1436 transitions. [2018-12-09 13:40:25,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 13:40:25,809 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1154 states and 1436 transitions. [2018-12-09 13:40:25,815 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1150 [2018-12-09 13:40:25,820 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1154 states to 1154 states and 1436 transitions. [2018-12-09 13:40:25,820 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1154 [2018-12-09 13:40:25,821 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1154 [2018-12-09 13:40:25,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1154 states and 1436 transitions. [2018-12-09 13:40:25,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 13:40:25,822 INFO L705 BuchiCegarLoop]: Abstraction has 1154 states and 1436 transitions. [2018-12-09 13:40:25,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states and 1436 transitions. [2018-12-09 13:40:25,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1151. [2018-12-09 13:40:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2018-12-09 13:40:25,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1430 transitions. [2018-12-09 13:40:25,840 INFO L728 BuchiCegarLoop]: Abstraction has 1151 states and 1430 transitions. [2018-12-09 13:40:25,840 INFO L608 BuchiCegarLoop]: Abstraction has 1151 states and 1430 transitions. [2018-12-09 13:40:25,840 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-12-09 13:40:25,840 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1151 states and 1430 transitions. [2018-12-09 13:40:25,844 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1147 [2018-12-09 13:40:25,844 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:25,844 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:25,846 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:25,846 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:40:25,846 INFO L794 eck$LassoCheckResult]: Stem: 3434#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 3291#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 3292#L606-2 [2018-12-09 13:40:25,846 INFO L796 eck$LassoCheckResult]: Loop: 3292#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3683#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3682#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3681#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3680#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3679#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3678#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3677#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 3288#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3909#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3904#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3892#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 3338#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3875#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3872#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3869#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3866#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3863#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3859#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3857#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3856#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3855#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3850#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3849#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3848#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3847#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3845#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3843#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3841#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3839#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 3837#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 3835#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 3833#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 3831#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 3829#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 3827#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 3825#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 3823#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 3821#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 3819#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 3817#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 3815#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 3813#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 3811#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 3809#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 3807#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 3805#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3803#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 3801#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 3799#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 3797#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 3795#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 3793#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3791#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 3789#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 3787#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 3785#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 3783#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 3781#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 3779#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 3772#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 3685#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 3684#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3292#L606-2 [2018-12-09 13:40:25,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:25,846 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2018-12-09 13:40:25,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:25,847 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:25,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:25,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:25,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:25,850 INFO L82 PathProgramCache]: Analyzing trace with hash -917902191, now seen corresponding path program 1 times [2018-12-09 13:40:25,851 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:25,851 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:25,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,851 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:40:25,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:40:25,874 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 13:40:25,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:40:25,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 13:40:25,874 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-09 13:40:25,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:40:25,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:40:25,875 INFO L87 Difference]: Start difference. First operand 1151 states and 1430 transitions. cyclomatic complexity: 281 Second operand 3 states. [2018-12-09 13:40:26,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:40:26,144 INFO L93 Difference]: Finished difference Result 1291 states and 1575 transitions. [2018-12-09 13:40:26,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:40:26,145 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1291 states and 1575 transitions. [2018-12-09 13:40:26,150 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-12-09 13:40:26,153 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1291 states to 1291 states and 1575 transitions. [2018-12-09 13:40:26,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1291 [2018-12-09 13:40:26,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1291 [2018-12-09 13:40:26,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1291 states and 1575 transitions. [2018-12-09 13:40:26,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 13:40:26,156 INFO L705 BuchiCegarLoop]: Abstraction has 1291 states and 1575 transitions. [2018-12-09 13:40:26,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states and 1575 transitions. [2018-12-09 13:40:26,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 1291. [2018-12-09 13:40:26,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1291 states. [2018-12-09 13:40:26,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1291 states and 1575 transitions. [2018-12-09 13:40:26,167 INFO L728 BuchiCegarLoop]: Abstraction has 1291 states and 1575 transitions. [2018-12-09 13:40:26,167 INFO L608 BuchiCegarLoop]: Abstraction has 1291 states and 1575 transitions. [2018-12-09 13:40:26,167 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2018-12-09 13:40:26,167 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1291 states and 1575 transitions. [2018-12-09 13:40:26,171 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-12-09 13:40:26,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:26,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:26,172 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:26,172 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2018-12-09 13:40:26,172 INFO L794 eck$LassoCheckResult]: Stem: 5882#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 5738#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 5739#L606-2 [2018-12-09 13:40:26,172 INFO L796 eck$LassoCheckResult]: Loop: 5739#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6148#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6147#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6146#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6145#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6144#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6143#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6142#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 6141#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 6140#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 6139#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 6138#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 6137#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 6136#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6135#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 6134#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 6133#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 6132#L106 assume (1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0;~a17~0 := 8;~a25~0 := 0;~a19~0 := 0;~a28~0 := 11;~a11~0 := 0;calculate_output_#res := 23; 5812#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6335#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6332#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6329#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 5786#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6333#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6330#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6327#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6324#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6321#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6318#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6316#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6315#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 6314#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 6313#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 6312#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 6311#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 6310#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 6309#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6307#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 6305#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 6303#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 6301#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 6299#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 6297#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 6295#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 6293#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 6291#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 6289#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 6287#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 6285#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 6283#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 6281#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 6279#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 6277#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 6275#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 6273#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 6271#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 6269#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6267#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 6265#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 6263#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 6261#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 6259#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 6257#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6255#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 6253#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 6250#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 6248#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 6246#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 6244#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 6241#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 6236#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 6150#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 6149#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 5739#L606-2 [2018-12-09 13:40:26,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:26,173 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2018-12-09 13:40:26,173 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:26,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:26,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:26,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:26,177 INFO L82 PathProgramCache]: Analyzing trace with hash -925782543, now seen corresponding path program 1 times [2018-12-09 13:40:26,177 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:26,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:26,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,177 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:40:26,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:40:26,198 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 13:40:26,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:40:26,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 13:40:26,198 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-09 13:40:26,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:40:26,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:40:26,198 INFO L87 Difference]: Start difference. First operand 1291 states and 1575 transitions. cyclomatic complexity: 286 Second operand 3 states. [2018-12-09 13:40:26,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:40:26,500 INFO L93 Difference]: Finished difference Result 1290 states and 1468 transitions. [2018-12-09 13:40:26,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:40:26,501 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1290 states and 1468 transitions. [2018-12-09 13:40:26,505 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-12-09 13:40:26,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1290 states to 1290 states and 1468 transitions. [2018-12-09 13:40:26,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1290 [2018-12-09 13:40:26,511 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1290 [2018-12-09 13:40:26,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1290 states and 1468 transitions. [2018-12-09 13:40:26,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 13:40:26,512 INFO L705 BuchiCegarLoop]: Abstraction has 1290 states and 1468 transitions. [2018-12-09 13:40:26,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states and 1468 transitions. [2018-12-09 13:40:26,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1290. [2018-12-09 13:40:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1290 states. [2018-12-09 13:40:26,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1468 transitions. [2018-12-09 13:40:26,527 INFO L728 BuchiCegarLoop]: Abstraction has 1290 states and 1468 transitions. [2018-12-09 13:40:26,527 INFO L608 BuchiCegarLoop]: Abstraction has 1290 states and 1468 transitions. [2018-12-09 13:40:26,527 INFO L442 BuchiCegarLoop]: ======== Iteration 6============ [2018-12-09 13:40:26,528 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1290 states and 1468 transitions. [2018-12-09 13:40:26,532 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-12-09 13:40:26,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:26,532 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:26,533 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:26,533 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:40:26,533 INFO L794 eck$LassoCheckResult]: Stem: 8462#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 8325#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 8326#L606-2 [2018-12-09 13:40:26,534 INFO L796 eck$LassoCheckResult]: Loop: 8326#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 8712#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 8710#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 8708#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 8706#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 8704#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 8702#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 8685#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 8683#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 8680#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 8677#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 8674#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 8671#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 8668#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 8665#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 8662#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 8659#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 8656#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 8652#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 8649#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 8646#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 8643#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 8640#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 8637#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 8634#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 8631#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 8628#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 8625#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 8622#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 8374#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 8682#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 8679#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 8676#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 8673#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 8670#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 8667#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 8664#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 8661#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 8658#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 8654#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 8651#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 8648#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 8645#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 8642#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 8639#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 8636#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 8633#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 8630#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 8627#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 8624#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 8621#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 8618#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 8615#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 8612#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 8609#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 8606#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 8603#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 8600#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 8597#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 8594#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 8591#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 8588#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 8585#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 8582#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 8579#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 8576#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 8573#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 8566#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 8564#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 8561#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 8558#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 8555#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 8552#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 8549#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 8546#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 8543#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 8540#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 8536#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 8532#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 8533#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 8326#L606-2 [2018-12-09 13:40:26,534 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:26,534 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2018-12-09 13:40:26,534 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:26,534 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:26,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:26,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:26,538 INFO L82 PathProgramCache]: Analyzing trace with hash -568851643, now seen corresponding path program 1 times [2018-12-09 13:40:26,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:26,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:26,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,539 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:40:26,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:40:26,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:40:26,579 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:40:26,579 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 13:40:26,579 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-09 13:40:26,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:40:26,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:40:26,579 INFO L87 Difference]: Start difference. First operand 1290 states and 1468 transitions. cyclomatic complexity: 180 Second operand 3 states. [2018-12-09 13:40:26,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:40:26,721 INFO L93 Difference]: Finished difference Result 1279 states and 1424 transitions. [2018-12-09 13:40:26,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:40:26,721 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1279 states and 1424 transitions. [2018-12-09 13:40:26,724 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 1276 [2018-12-09 13:40:26,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1279 states to 1279 states and 1424 transitions. [2018-12-09 13:40:26,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1279 [2018-12-09 13:40:26,727 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1279 [2018-12-09 13:40:26,727 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1279 states and 1424 transitions. [2018-12-09 13:40:26,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 13:40:26,728 INFO L705 BuchiCegarLoop]: Abstraction has 1279 states and 1424 transitions. [2018-12-09 13:40:26,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states and 1424 transitions. [2018-12-09 13:40:26,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1279. [2018-12-09 13:40:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1279 states. [2018-12-09 13:40:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1424 transitions. [2018-12-09 13:40:26,737 INFO L728 BuchiCegarLoop]: Abstraction has 1279 states and 1424 transitions. [2018-12-09 13:40:26,737 INFO L608 BuchiCegarLoop]: Abstraction has 1279 states and 1424 transitions. [2018-12-09 13:40:26,737 INFO L442 BuchiCegarLoop]: ======== Iteration 7============ [2018-12-09 13:40:26,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1279 states and 1424 transitions. [2018-12-09 13:40:26,739 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 1276 [2018-12-09 13:40:26,739 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:26,739 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:26,740 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-12-09 13:40:26,740 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:40:26,740 INFO L794 eck$LassoCheckResult]: Stem: 11021#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 10900#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 10901#L606-2 [2018-12-09 13:40:26,741 INFO L796 eck$LassoCheckResult]: Loop: 10901#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 11770#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 11768#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 11766#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 11765#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 11763#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 11761#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 11726#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 11727#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 11802#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 11800#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 11798#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 11796#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 11794#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 11792#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 11790#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 11788#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 11786#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 11784#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 11782#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 11780#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 11778#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 11776#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 11774#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 11772#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11771#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 11769#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 11767#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 11728#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 11729#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 12096#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 12095#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 12094#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 12093#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 12092#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 12091#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 12089#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 12087#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 12085#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 12083#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 12081#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 12078#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 11924#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 11922#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 11921#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 11735#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 11736#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 11746#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 11744#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 11742#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 11740#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 11719#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 11049#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 11028#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 11015#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 11016#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 10913#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 10914#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 10969#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 10970#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 10975#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 10976#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 12158#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 11037#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 10890#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 10891#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 10972#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 10965#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 10956#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 10957#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 10954#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 10955#L394 assume !(((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 10886#L398 assume !((8 == ~a17~0 && ((4 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)); 10887#L402 assume !(((!(1 == ~a11~0) && ((1 == ~a19~0 && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)); 11000#L404 assume !((1 == ~a11~0 && 1 == ~a19~0 && 1 == ~a21~0 && (9 == ~a17~0 && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 8 == ~a28~0); 11031#L407 assume !(!(1 == ~a11~0) && 1 == ~a21~0 && (1 == ~a19~0 && 8 == ~a17~0 && 1 == ~a25~0 && 5 == calculate_output_~input) && 11 == ~a28~0); 10884#L409 assume !(1 == ~a19~0 && 8 == ~a17~0 && ((((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input) && !(1 == ~a11~0)) && 1 == ~a21~0); 10885#L414 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10924#L414-2 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10918#L417-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10888#L420-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10889#L423-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 11036#L426-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11032#L429-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11025#L432-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 11026#L435-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10995#L438-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10996#L441-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10953#L444-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10925#L447-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10917#L450-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 10882#L453-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10883#L456-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11046#L459-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11029#L462-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11024#L465-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10999#L468-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10994#L471-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10958#L474-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 10951#L477-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10952#L480-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 12125#L483-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 12124#L486-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12123#L489-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 12122#L492-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 12121#L495-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 12120#L498-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 12119#L501-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 12118#L504-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 12117#L507-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12116#L510-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12115#L513-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12114#L516-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 12107#L519-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11936#L522-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11935#L525-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11934#L528-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11932#L531-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11931#L534-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11810#L537-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11809#L540-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11807#L543-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11805#L546-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11804#L549-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11803#L552-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11801#L555-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11799#L558-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11797#L561-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11795#L564-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11793#L567-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11791#L570-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11789#L573-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11787#L576-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11785#L579-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 11783#L582-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11781#L585-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11779#L588-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11777#L591-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11775#L594-1 calculate_output_#res := -2; 11773#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10901#L606-2 [2018-12-09 13:40:26,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:26,741 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 7 times [2018-12-09 13:40:26,741 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:26,741 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:26,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:26,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:26,744 INFO L82 PathProgramCache]: Analyzing trace with hash 2053340219, now seen corresponding path program 1 times [2018-12-09 13:40:26,744 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:26,744 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:26,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:26,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:26,767 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:26,767 INFO L82 PathProgramCache]: Analyzing trace with hash 41143549, now seen corresponding path program 1 times [2018-12-09 13:40:26,767 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:26,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:26,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:26,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:40:27,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:40:27,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:40:27,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 13:40:27,651 WARN L180 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 69 [2018-12-09 13:40:27,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 13:40:27,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-12-09 13:40:27,714 INFO L87 Difference]: Start difference. First operand 1279 states and 1424 transitions. cyclomatic complexity: 148 Second operand 10 states. [2018-12-09 13:40:28,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:40:28,147 INFO L93 Difference]: Finished difference Result 1225 states and 1369 transitions. [2018-12-09 13:40:28,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 13:40:28,148 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1225 states and 1369 transitions. [2018-12-09 13:40:28,150 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1136 [2018-12-09 13:40:28,153 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1225 states to 1191 states and 1335 transitions. [2018-12-09 13:40:28,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1191 [2018-12-09 13:40:28,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1191 [2018-12-09 13:40:28,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1191 states and 1335 transitions. [2018-12-09 13:40:28,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 13:40:28,156 INFO L705 BuchiCegarLoop]: Abstraction has 1191 states and 1335 transitions. [2018-12-09 13:40:28,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1191 states and 1335 transitions. [2018-12-09 13:40:28,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1191 to 1191. [2018-12-09 13:40:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1191 states. [2018-12-09 13:40:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1335 transitions. [2018-12-09 13:40:28,170 INFO L728 BuchiCegarLoop]: Abstraction has 1191 states and 1335 transitions. [2018-12-09 13:40:28,170 INFO L608 BuchiCegarLoop]: Abstraction has 1191 states and 1335 transitions. [2018-12-09 13:40:28,170 INFO L442 BuchiCegarLoop]: ======== Iteration 8============ [2018-12-09 13:40:28,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1191 states and 1335 transitions. [2018-12-09 13:40:28,173 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1136 [2018-12-09 13:40:28,173 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:40:28,173 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:40:28,174 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-12-09 13:40:28,174 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:40:28,174 INFO L794 eck$LassoCheckResult]: Stem: 13549#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 13429#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 13430#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14305#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14303#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14301#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 13503#L597 [2018-12-09 13:40:28,174 INFO L796 eck$LassoCheckResult]: Loop: 13503#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13504#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 13505#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 13539#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 13543#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 13558#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 13498#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 13499#L47 assume ((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0;~a25~0 := 0;calculate_output_#res := -1; 13503#L597 [2018-12-09 13:40:28,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:28,175 INFO L82 PathProgramCache]: Analyzing trace with hash 889694475, now seen corresponding path program 1 times [2018-12-09 13:40:28,175 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:28,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:28,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:28,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:28,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:28,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:28,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1141479969, now seen corresponding path program 1 times [2018-12-09 13:40:28,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:28,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:28,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:28,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:28,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:28,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:40:28,186 INFO L82 PathProgramCache]: Analyzing trace with hash 2047121707, now seen corresponding path program 1 times [2018-12-09 13:40:28,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:40:28,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:40:28,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:28,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:40:28,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:40:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:40:28,322 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:40:28,322 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:40:28,323 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:40:28,323 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:40:28,323 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:40:28,323 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,323 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:40:28,323 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:40:28,323 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label22_true-unreach-call_false-termination.c_Iteration8_Lasso [2018-12-09 13:40:28,323 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:40:28,323 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:40:28,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:40:28,495 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:40:28,495 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:28,498 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,499 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,501 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,501 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~u~0=0} Honda state: {~u~0=21} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:28,518 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,519 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,520 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,521 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~f~0=0} Honda state: {~f~0=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,535 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,535 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,537 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,537 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:28,552 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,552 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,554 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,554 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=25} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:28,569 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,569 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,571 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,571 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~z~0=0} Honda state: {~z~0=26} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:28,586 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,586 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,588 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,588 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=0} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/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 [2018-12-09 13:40:28,603 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,603 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,605 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,605 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~v~0=0} Honda state: {~v~0=22} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,620 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,620 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,622 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,622 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a~0=0} Honda state: {~a~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,636 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,637 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,638 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,639 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=0} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,654 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,654 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,656 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,656 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,671 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,671 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,673 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,673 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e~0=0} Honda state: {~e~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,688 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,688 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,690 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,690 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~d~0=0} Honda state: {~d~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,705 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,705 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,707 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,707 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~w~0=0} Honda state: {~w~0=23} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,722 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,722 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,724 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,724 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=0} Honda state: {~a25~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 32 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 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,739 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,739 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,741 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,741 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,755 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,755 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 34 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 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,773 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:40:28,773 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,921 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,921 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_calculate_output_#in~input=6, ULTIMATE.start_calculate_output_~input=6, ULTIMATE.start_main_~input~0=6, ULTIMATE.start_main_#t~nondet2=1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#in~input=-6, ULTIMATE.start_calculate_output_~input=2, ULTIMATE.start_main_~input~0=3, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=1, ULTIMATE.start_calculate_output_~input=-7, ULTIMATE.start_main_~input~0=-8, ULTIMATE.start_main_#t~nondet2=0}] Lambdas: [0, 11, 0] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,944 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,944 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,946 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,946 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~x~0=0} Honda state: {~x~0=24} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 36 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 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,961 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,961 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:28,963 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:28,963 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=0} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,977 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:28,977 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 38 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 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:28,993 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:40:28,993 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:29,128 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:29,128 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=0} Honda state: {ULTIMATE.start_calculate_output_#res=22, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#res=-23, ULTIMATE.start_main_~output~0=22}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=-23}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=24}] Lambdas: [0, 0, 0] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:29,142 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:29,143 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:29,145 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:29,145 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a11~0=0} Honda state: {~a11~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:40:29,160 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:40:29,160 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:40:29,162 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:40:29,162 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a28~0=0} Honda state: {~a28~0=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2018-12-09 13:40:29,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.12 01:40:29 BoogieIcfgContainer [2018-12-09 13:40:29,197 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-09 13:40:29,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:40:29,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:40:29,197 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:40:29,198 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:40:22" (3/4) ... [2018-12-09 13:40:29,201 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-12-09 13:40:29,230 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d4937b76-e26c-43fb-b730-2b6e8f606167/bin-2019/uautomizer/witness.graphml [2018-12-09 13:40:29,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:40:29,231 INFO L168 Benchmark]: Toolchain (without parser) took 7974.09 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 395.8 MB). Free memory was 951.7 MB in the beginning and 1.3 GB in the end (delta: -345.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:40:29,231 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:40:29,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -104.0 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-12-09 13:40:29,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:40:29,232 INFO L168 Benchmark]: Boogie Preprocessor took 29.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-12-09 13:40:29,232 INFO L168 Benchmark]: RCFGBuilder took 603.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 937.9 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 11.5 GB. [2018-12-09 13:40:29,232 INFO L168 Benchmark]: BuchiAutomizer took 6941.57 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 937.9 MB in the beginning and 1.3 GB in the end (delta: -360.0 MB). Peak memory consumption was 546.5 MB. Max. memory is 11.5 GB. [2018-12-09 13:40:29,232 INFO L168 Benchmark]: Witness Printer took 33.39 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 781.8 kB). Peak memory consumption was 781.8 kB. Max. memory is 11.5 GB. [2018-12-09 13:40:29,234 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 323.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -104.0 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 603.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 937.9 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6941.57 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 937.9 MB in the beginning and 1.3 GB in the end (delta: -360.0 MB). Peak memory consumption was 546.5 MB. Max. memory is 11.5 GB. * Witness Printer took 33.39 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 781.8 kB). Peak memory consumption was 781.8 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (7 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.7 modules have a trivial ranking function, the largest among these consists of 10 locations. The remainder module has 1191 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.8s and 8 iterations. TraceHistogramMax:3. Analysis of lassos took 4.3s. Construction of modules took 1.6s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 0. Minimization of det autom 7. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 1291 states and ocurred in iteration 4. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 897 SDtfs, 1440 SDslu, 122 SDs, 0 SdLazy, 2979 SolverSat, 509 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time LassoAnalysisResults: nont1 unkn0 SFLI4 SFLT0 conc3 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf103 lsp39 ukn90 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf93 smp100 dnf148 smp89 tf102 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 46ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 0 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 31 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 614]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {a19=0, a17=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@27717480=0, a11=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6a61ed4=0, y=0, x=0, z=0, u=0, w=0, v=0, a=0, c=0, a28=0, \old(input)=0, output=0, a25=0, a21=0, d=0, e=0, f=0, input=0, input=0} State at position 1 is {a19=1, a17=8, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@27717480=0, a11=0, \result=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6a61ed4=1, y=25, x=24, z=26, u=21, w=23, v=22, a=1, c=3, a28=10, \old(input)=6, output=-1, a25=0, a21=1, d=4, e=5, f=6, input=6, input=6} For i>1, the state at position i is {a19=1 + sum_{k=0}^i 0, a17=8 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@27717480=0 + sum_{k=0}^i 0, a11=0 + sum_{k=0}^i 0, \result=22 + sum_{k=0}^i -23*0^k, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6a61ed4=1 + sum_{k=0}^i 0, y=25 + sum_{k=0}^i 0, x=24 + sum_{k=0}^i 0, z=26 + sum_{k=0}^i 0, u=21 + sum_{k=0}^i 0, w=23 + sum_{k=0}^i 0, v=22 + sum_{k=0}^i 0, a=1 + sum_{k=0}^i 0, c=3 + sum_{k=0}^i 0, a28=10 + sum_{k=0}^i 0, \old(input)=6 + sum_{k=0}^i -6*0^k + 1*0^k, output=-1 + sum_{k=0}^i 22*0^k + -23*0^k + -23*k*0^(k-1) + 24*0^k, a25=0 + sum_{k=0}^i 0, a21=1 + sum_{k=0}^i 0, d=4 + sum_{k=0}^i 0, e=5 + sum_{k=0}^i 0, f=6 + sum_{k=0}^i 0, input=6 + sum_{k=0}^i 3*0^k + -8*0^k, input=6 + sum_{k=0}^i 2*0^k + -7*0^k} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 5GEVs Lambdas: [0, 11, 0, 0, 0, 0] Mus: [0, 0, 0, 1, 0] - NonterminatingLassoResult [Line: 29]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; [L603] int output = -1; [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND TRUE ((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1))) [L36] a28 = 10 [L37] return 22; Loop: [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND TRUE ((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10)) [L48] a25 = 0 [L49] return -1; End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...