./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b60d0a2361544de13d982747fad9d912bc87905e 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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 0.1.25-9a8b2e8 [2020-10-20 08:02:22,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 08:02:22,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 08:02:22,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 08:02:22,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 08:02:22,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 08:02:22,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 08:02:22,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 08:02:22,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 08:02:22,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 08:02:22,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 08:02:22,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 08:02:22,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 08:02:22,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 08:02:22,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 08:02:22,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 08:02:22,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 08:02:22,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 08:02:22,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 08:02:22,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 08:02:22,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 08:02:22,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 08:02:22,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 08:02:22,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 08:02:22,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 08:02:22,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 08:02:22,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 08:02:22,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 08:02:22,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 08:02:22,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 08:02:22,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 08:02:22,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 08:02:22,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 08:02:22,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 08:02:22,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 08:02:22,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 08:02:22,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 08:02:22,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 08:02:22,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 08:02:22,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 08:02:22,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 08:02:22,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-20 08:02:22,211 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 08:02:22,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 08:02:22,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 08:02:22,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 08:02:22,214 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 08:02:22,214 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 08:02:22,214 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 08:02:22,215 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 08:02:22,215 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 08:02:22,215 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 08:02:22,216 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 08:02:22,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 08:02:22,217 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 08:02:22,217 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 08:02:22,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 08:02:22,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 08:02:22,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 08:02:22,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 08:02:22,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 08:02:22,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 08:02:22,219 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 08:02:22,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 08:02:22,219 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 08:02:22,220 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 08:02:22,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 08:02:22,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 08:02:22,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 08:02:22,221 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 08:02:22,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 08:02:22,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 08:02:22,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 08:02:22,221 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 08:02:22,222 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 08:02:22,223 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b60d0a2361544de13d982747fad9d912bc87905e [2020-10-20 08:02:22,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 08:02:22,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 08:02:22,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 08:02:22,448 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 08:02:22,448 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 08:02:22,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2020-10-20 08:02:22,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1acffb69/e8fa350ae73d4efb8cff5d7f33701241/FLAG90179c37a [2020-10-20 08:02:23,035 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 08:02:23,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2020-10-20 08:02:23,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1acffb69/e8fa350ae73d4efb8cff5d7f33701241/FLAG90179c37a [2020-10-20 08:02:23,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1acffb69/e8fa350ae73d4efb8cff5d7f33701241 [2020-10-20 08:02:23,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 08:02:23,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 08:02:23,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 08:02:23,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 08:02:23,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 08:02:23,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7040e7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23, skipping insertion in model container [2020-10-20 08:02:23,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 08:02:23,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 08:02:23,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 08:02:23,732 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 08:02:23,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 08:02:23,800 INFO L208 MainTranslator]: Completed translation [2020-10-20 08:02:23,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23 WrapperNode [2020-10-20 08:02:23,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 08:02:23,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 08:02:23,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 08:02:23,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 08:02:23,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 08:02:23,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 08:02:23,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 08:02:23,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 08:02:23,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... [2020-10-20 08:02:23,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 08:02:23,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 08:02:23,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 08:02:23,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 08:02:23,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 08:02:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 08:02:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 08:02:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 08:02:24,511 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 08:02:24,512 INFO L298 CfgBuilder]: Removed 50 assume(true) statements. [2020-10-20 08:02:24,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:02:24 BoogieIcfgContainer [2020-10-20 08:02:24,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 08:02:24,514 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 08:02:24,514 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 08:02:24,518 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 08:02:24,518 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:02:24,519 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 08:02:23" (1/3) ... [2020-10-20 08:02:24,519 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b778e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 08:02:24, skipping insertion in model container [2020-10-20 08:02:24,520 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:02:24,520 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:02:23" (2/3) ... [2020-10-20 08:02:24,520 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b778e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 08:02:24, skipping insertion in model container [2020-10-20 08:02:24,520 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:02:24,520 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:02:24" (3/3) ... [2020-10-20 08:02:24,522 INFO L373 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_1.cil-1.c [2020-10-20 08:02:24,591 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 08:02:24,592 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 08:02:24,592 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 08:02:24,593 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 08:02:24,595 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 08:02:24,595 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 08:02:24,595 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 08:02:24,595 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 08:02:24,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states. [2020-10-20 08:02:24,660 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 69 [2020-10-20 08:02:24,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:24,660 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:24,669 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-20 08:02:24,669 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:24,669 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-20 08:02:24,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states. [2020-10-20 08:02:24,675 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 69 [2020-10-20 08:02:24,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:24,676 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:24,677 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-20 08:02:24,677 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:24,685 INFO L794 eck$LassoCheckResult]: Stem: 32#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 9#L-1true havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 34#L348true havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 25#L198true assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 41#L198-2true assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 38#L315-1true [2020-10-20 08:02:24,686 INFO L796 eck$LassoCheckResult]: Loop: 38#L315-1true assume !false; 54#L316true start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 30#L264true assume false; 75#L280true havoc stop_simulation_#res;havoc stop_simulation_#t~ret13, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 35#L216-1true assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 58#L228-1true exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 80#L229-1true stop_simulation_#t~ret13 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret13;havoc stop_simulation_#t~ret13; 45#L294true assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 56#L301true stop_simulation_#res := stop_simulation_~__retres2~0; 77#L302true start_simulation_#t~ret14 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret14;havoc start_simulation_#t~ret14; 26#L322true assume !(0 != start_simulation_~tmp~3); 38#L315-1true [2020-10-20 08:02:24,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:24,693 INFO L82 PathProgramCache]: Analyzing trace with hash 28692871, now seen corresponding path program 1 times [2020-10-20 08:02:24,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:24,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312519372] [2020-10-20 08:02:24,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:24,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312519372] [2020-10-20 08:02:24,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:24,863 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 08:02:24,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799222912] [2020-10-20 08:02:24,869 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 08:02:24,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:24,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1998802738, now seen corresponding path program 1 times [2020-10-20 08:02:24,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:24,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282692273] [2020-10-20 08:02:24,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:24,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:24,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282692273] [2020-10-20 08:02:24,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:24,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 08:02:24,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145069279] [2020-10-20 08:02:24,889 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:24,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:24,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:24,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:24,919 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 3 states. [2020-10-20 08:02:24,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:24,952 INFO L93 Difference]: Finished difference Result 75 states and 103 transitions. [2020-10-20 08:02:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:24,954 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 103 transitions. [2020-10-20 08:02:24,958 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-20 08:02:24,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 68 states and 96 transitions. [2020-10-20 08:02:24,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2020-10-20 08:02:24,964 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2020-10-20 08:02:24,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 96 transitions. [2020-10-20 08:02:24,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:24,966 INFO L691 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2020-10-20 08:02:24,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 96 transitions. [2020-10-20 08:02:24,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-10-20 08:02:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-20 08:02:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2020-10-20 08:02:24,994 INFO L714 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2020-10-20 08:02:24,994 INFO L594 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2020-10-20 08:02:24,994 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-20 08:02:24,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 96 transitions. [2020-10-20 08:02:24,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-20 08:02:24,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:24,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:24,997 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-20 08:02:24,997 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:24,998 INFO L794 eck$LassoCheckResult]: Stem: 201#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 170#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 171#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 191#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 192#L198-2 assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 194#L315-1 [2020-10-20 08:02:24,998 INFO L796 eck$LassoCheckResult]: Loop: 194#L315-1 assume !false; 206#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 187#L264 assume !false; 200#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 203#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 196#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 224#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 225#L244 assume !(0 != eval_~tmp___1~0); 229#L280 havoc stop_simulation_#res;havoc stop_simulation_#t~ret13, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 202#L216-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 190#L228-1 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 223#L229-1 stop_simulation_#t~ret13 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret13;havoc stop_simulation_#t~ret13; 212#L294 assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 213#L301 stop_simulation_#res := stop_simulation_~__retres2~0; 222#L302 start_simulation_#t~ret14 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret14;havoc start_simulation_#t~ret14; 193#L322 assume !(0 != start_simulation_~tmp~3); 194#L315-1 [2020-10-20 08:02:24,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:24,998 INFO L82 PathProgramCache]: Analyzing trace with hash 28692809, now seen corresponding path program 1 times [2020-10-20 08:02:24,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:24,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242544998] [2020-10-20 08:02:24,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:25,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242544998] [2020-10-20 08:02:25,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:25,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 08:02:25,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249520891] [2020-10-20 08:02:25,045 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 08:02:25,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,045 INFO L82 PathProgramCache]: Analyzing trace with hash -2072654239, now seen corresponding path program 1 times [2020-10-20 08:02:25,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275604649] [2020-10-20 08:02:25,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:25,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:25,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275604649] [2020-10-20 08:02:25,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:25,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 08:02:25,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696572541] [2020-10-20 08:02:25,089 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:25,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:25,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:25,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:25,090 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. cyclomatic complexity: 29 Second operand 3 states. [2020-10-20 08:02:25,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:25,104 INFO L93 Difference]: Finished difference Result 68 states and 95 transitions. [2020-10-20 08:02:25,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:25,105 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 95 transitions. [2020-10-20 08:02:25,107 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-20 08:02:25,108 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 95 transitions. [2020-10-20 08:02:25,109 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2020-10-20 08:02:25,109 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2020-10-20 08:02:25,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 95 transitions. [2020-10-20 08:02:25,110 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:25,110 INFO L691 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2020-10-20 08:02:25,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 95 transitions. [2020-10-20 08:02:25,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-10-20 08:02:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-20 08:02:25,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 95 transitions. [2020-10-20 08:02:25,116 INFO L714 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2020-10-20 08:02:25,116 INFO L594 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2020-10-20 08:02:25,116 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-20 08:02:25,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 95 transitions. [2020-10-20 08:02:25,117 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-20 08:02:25,117 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:25,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:25,118 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-20 08:02:25,118 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,119 INFO L794 eck$LassoCheckResult]: Stem: 346#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 315#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 316#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 336#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 337#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 339#L315-1 [2020-10-20 08:02:25,119 INFO L796 eck$LassoCheckResult]: Loop: 339#L315-1 assume !false; 352#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 332#L264 assume !false; 345#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 348#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 341#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 369#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 370#L244 assume !(0 != eval_~tmp___1~0); 374#L280 havoc stop_simulation_#res;havoc stop_simulation_#t~ret13, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 347#L216-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 335#L228-1 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 368#L229-1 stop_simulation_#t~ret13 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret13;havoc stop_simulation_#t~ret13; 357#L294 assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 358#L301 stop_simulation_#res := stop_simulation_~__retres2~0; 366#L302 start_simulation_#t~ret14 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret14;havoc start_simulation_#t~ret14; 338#L322 assume !(0 != start_simulation_~tmp~3); 339#L315-1 [2020-10-20 08:02:25,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,119 INFO L82 PathProgramCache]: Analyzing trace with hash 28692807, now seen corresponding path program 1 times [2020-10-20 08:02:25,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277139074] [2020-10-20 08:02:25,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,152 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,166 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,190 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:25,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,191 INFO L82 PathProgramCache]: Analyzing trace with hash -2072654239, now seen corresponding path program 2 times [2020-10-20 08:02:25,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085220655] [2020-10-20 08:02:25,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:25,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085220655] [2020-10-20 08:02:25,230 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:25,230 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 08:02:25,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882702023] [2020-10-20 08:02:25,231 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:25,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:25,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 08:02:25,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 08:02:25,232 INFO L87 Difference]: Start difference. First operand 68 states and 95 transitions. cyclomatic complexity: 28 Second operand 5 states. [2020-10-20 08:02:25,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:25,342 INFO L93 Difference]: Finished difference Result 134 states and 185 transitions. [2020-10-20 08:02:25,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 08:02:25,342 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 134 states and 185 transitions. [2020-10-20 08:02:25,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 129 [2020-10-20 08:02:25,347 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 134 states to 134 states and 185 transitions. [2020-10-20 08:02:25,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 134 [2020-10-20 08:02:25,348 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 134 [2020-10-20 08:02:25,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 134 states and 185 transitions. [2020-10-20 08:02:25,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:25,363 INFO L691 BuchiCegarLoop]: Abstraction has 134 states and 185 transitions. [2020-10-20 08:02:25,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states and 185 transitions. [2020-10-20 08:02:25,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 71. [2020-10-20 08:02:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-20 08:02:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 98 transitions. [2020-10-20 08:02:25,371 INFO L714 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2020-10-20 08:02:25,371 INFO L594 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2020-10-20 08:02:25,371 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-10-20 08:02:25,372 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 98 transitions. [2020-10-20 08:02:25,373 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2020-10-20 08:02:25,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:25,373 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:25,374 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-20 08:02:25,374 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,374 INFO L794 eck$LassoCheckResult]: Stem: 565#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 533#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 534#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 554#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 555#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 557#L315-1 [2020-10-20 08:02:25,374 INFO L796 eck$LassoCheckResult]: Loop: 557#L315-1 assume !false; 570#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 550#L264 assume !false; 564#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 567#L216 assume !(0 == ~p_dw_st~0); 558#L220 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2 := 0; 559#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 595#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 594#L244 assume !(0 != eval_~tmp___1~0); 593#L280 havoc stop_simulation_#res;havoc stop_simulation_#t~ret13, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 566#L216-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 553#L228-1 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 587#L229-1 stop_simulation_#t~ret13 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret13;havoc stop_simulation_#t~ret13; 576#L294 assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 577#L301 stop_simulation_#res := stop_simulation_~__retres2~0; 585#L302 start_simulation_#t~ret14 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret14;havoc start_simulation_#t~ret14; 556#L322 assume !(0 != start_simulation_~tmp~3); 557#L315-1 [2020-10-20 08:02:25,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,375 INFO L82 PathProgramCache]: Analyzing trace with hash 28692807, now seen corresponding path program 2 times [2020-10-20 08:02:25,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040654492] [2020-10-20 08:02:25,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,389 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,404 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,410 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:25,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1214312452, now seen corresponding path program 1 times [2020-10-20 08:02:25,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189917917] [2020-10-20 08:02:25,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:25,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:25,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189917917] [2020-10-20 08:02:25,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:25,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 08:02:25,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437897257] [2020-10-20 08:02:25,430 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:25,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:25,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:25,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:25,430 INFO L87 Difference]: Start difference. First operand 71 states and 98 transitions. cyclomatic complexity: 28 Second operand 3 states. [2020-10-20 08:02:25,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:25,462 INFO L93 Difference]: Finished difference Result 116 states and 156 transitions. [2020-10-20 08:02:25,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:25,463 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 116 states and 156 transitions. [2020-10-20 08:02:25,464 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 109 [2020-10-20 08:02:25,466 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 116 states to 116 states and 156 transitions. [2020-10-20 08:02:25,466 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2020-10-20 08:02:25,466 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2020-10-20 08:02:25,467 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 156 transitions. [2020-10-20 08:02:25,467 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:25,468 INFO L691 BuchiCegarLoop]: Abstraction has 116 states and 156 transitions. [2020-10-20 08:02:25,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 156 transitions. [2020-10-20 08:02:25,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 99. [2020-10-20 08:02:25,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-20 08:02:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 132 transitions. [2020-10-20 08:02:25,474 INFO L714 BuchiCegarLoop]: Abstraction has 99 states and 132 transitions. [2020-10-20 08:02:25,474 INFO L594 BuchiCegarLoop]: Abstraction has 99 states and 132 transitions. [2020-10-20 08:02:25,475 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-10-20 08:02:25,475 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 99 states and 132 transitions. [2020-10-20 08:02:25,476 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 92 [2020-10-20 08:02:25,476 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:25,476 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:25,477 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,477 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,477 INFO L794 eck$LassoCheckResult]: Stem: 758#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 726#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 727#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 747#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 748#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 766#L315-1 assume !false; 800#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 797#L264 [2020-10-20 08:02:25,478 INFO L796 eck$LassoCheckResult]: Loop: 797#L264 assume !false; 795#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 793#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 792#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 791#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 788#L244 assume 0 != eval_~tmp___1~0; 789#L244-1 assume !(0 == ~p_dw_st~0); 761#L249 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet12;havoc eval_#t~nondet12; 764#L268 assume 0 != eval_~tmp___0~1;~c_dr_st~0 := 1;havoc do_read_c_~a~0;havoc do_read_c_~a~0; 776#L141 assume !(0 == ~c_dr_pc~0); 768#L144 assume 1 == ~c_dr_pc~0; 769#L145 do_read_c_~a~0 := ~a_t~0; 744#L154-1 do_read_c_~a~0 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 765#L34-3 assume !(1 == ~p_dw_pc~0); 755#L34-5 is_do_write_p_triggered_~__retres1~0 := 0; 756#L45-1 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 777#L46-1 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 786#L76-3 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 787#L76-5 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 810#L53-3 assume !(1 == ~c_dr_pc~0); 808#L53-5 is_do_read_c_triggered_~__retres1~1 := 0; 807#L64-1 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 806#L65-1 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 805#L84-3 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 804#L84-5 ~q_read_ev~0 := 2; 803#L174 assume ~p_last_write~0 == ~c_last_read~0; 802#L175 assume ~p_num_write~0 == ~c_num_read~0; 801#L12-2 assume !false; 798#L153 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0; 797#L264 [2020-10-20 08:02:25,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1803984585, now seen corresponding path program 1 times [2020-10-20 08:02:25,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495905045] [2020-10-20 08:02:25,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,491 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,501 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,508 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:25,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,508 INFO L82 PathProgramCache]: Analyzing trace with hash -2084554387, now seen corresponding path program 1 times [2020-10-20 08:02:25,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382303309] [2020-10-20 08:02:25,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:25,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:25,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382303309] [2020-10-20 08:02:25,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:25,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 08:02:25,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617146557] [2020-10-20 08:02:25,543 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:25,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:25,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:25,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:25,543 INFO L87 Difference]: Start difference. First operand 99 states and 132 transitions. cyclomatic complexity: 34 Second operand 3 states. [2020-10-20 08:02:25,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:25,581 INFO L93 Difference]: Finished difference Result 116 states and 154 transitions. [2020-10-20 08:02:25,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:25,582 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 116 states and 154 transitions. [2020-10-20 08:02:25,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 109 [2020-10-20 08:02:25,585 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 116 states to 116 states and 154 transitions. [2020-10-20 08:02:25,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2020-10-20 08:02:25,585 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2020-10-20 08:02:25,585 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 154 transitions. [2020-10-20 08:02:25,588 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:25,588 INFO L691 BuchiCegarLoop]: Abstraction has 116 states and 154 transitions. [2020-10-20 08:02:25,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 154 transitions. [2020-10-20 08:02:25,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 99. [2020-10-20 08:02:25,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-20 08:02:25,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 130 transitions. [2020-10-20 08:02:25,600 INFO L714 BuchiCegarLoop]: Abstraction has 99 states and 130 transitions. [2020-10-20 08:02:25,604 INFO L594 BuchiCegarLoop]: Abstraction has 99 states and 130 transitions. [2020-10-20 08:02:25,604 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2020-10-20 08:02:25,605 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 99 states and 130 transitions. [2020-10-20 08:02:25,605 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 92 [2020-10-20 08:02:25,606 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:25,606 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:25,607 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,607 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,607 INFO L794 eck$LassoCheckResult]: Stem: 979#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 947#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 948#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 968#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 969#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 985#L315-1 assume !false; 986#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 964#L264 [2020-10-20 08:02:25,608 INFO L796 eck$LassoCheckResult]: Loop: 964#L264 assume !false; 978#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 981#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 982#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 1018#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 1017#L244 assume 0 != eval_~tmp___1~0; 1015#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 975#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 961#L98 assume 0 == ~p_dw_pc~0; 945#L109-1 assume !false; 959#L110 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 983#L249 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet12;havoc eval_#t~nondet12; 988#L268 assume 0 != eval_~tmp___0~1;~c_dr_st~0 := 1;havoc do_read_c_~a~0;havoc do_read_c_~a~0; 1001#L141 assume !(0 == ~c_dr_pc~0); 992#L144 assume 1 == ~c_dr_pc~0; 993#L145 do_read_c_~a~0 := ~a_t~0; 989#L154-1 do_read_c_~a~0 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 990#L34-3 assume !(1 == ~p_dw_pc~0); 976#L34-5 is_do_write_p_triggered_~__retres1~0 := 0; 977#L45-1 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 1002#L46-1 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 1011#L76-3 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 1009#L76-5 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 997#L53-3 assume 1 == ~c_dr_pc~0; 951#L54-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1 := 1; 952#L64-1 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 954#L65-1 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 943#L84-3 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 939#L84-5 ~q_read_ev~0 := 2; 940#L174 assume ~p_last_write~0 == ~c_last_read~0; 941#L175 assume ~p_num_write~0 == ~c_num_read~0; 942#L12-2 assume !false; 963#L153 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0; 964#L264 [2020-10-20 08:02:25,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1803984585, now seen corresponding path program 2 times [2020-10-20 08:02:25,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867590101] [2020-10-20 08:02:25,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,636 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,652 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,667 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:25,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1845744473, now seen corresponding path program 1 times [2020-10-20 08:02:25,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114389549] [2020-10-20 08:02:25,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:25,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114389549] [2020-10-20 08:02:25,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:25,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 08:02:25,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558292027] [2020-10-20 08:02:25,724 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:25,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:25,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:25,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:25,725 INFO L87 Difference]: Start difference. First operand 99 states and 130 transitions. cyclomatic complexity: 32 Second operand 3 states. [2020-10-20 08:02:25,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:25,762 INFO L93 Difference]: Finished difference Result 125 states and 159 transitions. [2020-10-20 08:02:25,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:25,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 159 transitions. [2020-10-20 08:02:25,764 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 108 [2020-10-20 08:02:25,766 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 159 transitions. [2020-10-20 08:02:25,766 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2020-10-20 08:02:25,766 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2020-10-20 08:02:25,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 159 transitions. [2020-10-20 08:02:25,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:25,767 INFO L691 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2020-10-20 08:02:25,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 159 transitions. [2020-10-20 08:02:25,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-10-20 08:02:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-20 08:02:25,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 159 transitions. [2020-10-20 08:02:25,774 INFO L714 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2020-10-20 08:02:25,774 INFO L594 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2020-10-20 08:02:25,774 INFO L427 BuchiCegarLoop]: ======== Iteration 7============ [2020-10-20 08:02:25,774 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 159 transitions. [2020-10-20 08:02:25,775 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 108 [2020-10-20 08:02:25,775 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:25,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:25,776 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,776 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:25,777 INFO L794 eck$LassoCheckResult]: Stem: 1210#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1178#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1179#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 1199#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1200#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1216#L315-1 assume !false; 1217#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 1233#L264 assume !false; 1293#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 1292#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 1291#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 1290#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 1289#L244 assume 0 != eval_~tmp___1~0; 1288#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 1287#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 1276#L98 assume 0 == ~p_dw_pc~0; 1275#L109-1 [2020-10-20 08:02:25,777 INFO L796 eck$LassoCheckResult]: Loop: 1275#L109-1 assume !false; 1274#L110 assume !(0 == ~q_free~0); 1273#L111 ~q_buf_0~0 := do_write_p_#t~nondet9;havoc do_write_p_#t~nondet9;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 1272#L34 assume !(1 == ~p_dw_pc~0); 1229#L34-2 is_do_write_p_triggered_~__retres1~0 := 0; 1230#L45 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 1235#L46 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 1191#L76 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 1180#L76-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 1181#L53 assume 1 == ~c_dr_pc~0; 1186#L54 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1 := 1; 1187#L64 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 1189#L65 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 1176#L84 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 1177#L84-2 ~q_write_ev~0 := 2; 1275#L109-1 [2020-10-20 08:02:25,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 1 times [2020-10-20 08:02:25,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679524651] [2020-10-20 08:02:25,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,802 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:25,811 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:25,819 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:25,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:25,820 INFO L82 PathProgramCache]: Analyzing trace with hash -268918169, now seen corresponding path program 1 times [2020-10-20 08:02:25,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:25,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518970105] [2020-10-20 08:02:25,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:25,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:25,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518970105] [2020-10-20 08:02:25,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:25,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 08:02:25,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458767999] [2020-10-20 08:02:25,900 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:25,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:25,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 08:02:25,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 08:02:25,901 INFO L87 Difference]: Start difference. First operand 125 states and 159 transitions. cyclomatic complexity: 36 Second operand 5 states. [2020-10-20 08:02:26,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:26,008 INFO L93 Difference]: Finished difference Result 275 states and 346 transitions. [2020-10-20 08:02:26,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 08:02:26,009 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 275 states and 346 transitions. [2020-10-20 08:02:26,011 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 255 [2020-10-20 08:02:26,014 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 275 states to 275 states and 346 transitions. [2020-10-20 08:02:26,014 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 275 [2020-10-20 08:02:26,014 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 275 [2020-10-20 08:02:26,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 275 states and 346 transitions. [2020-10-20 08:02:26,016 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:26,016 INFO L691 BuchiCegarLoop]: Abstraction has 275 states and 346 transitions. [2020-10-20 08:02:26,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states and 346 transitions. [2020-10-20 08:02:26,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 134. [2020-10-20 08:02:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-20 08:02:26,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 167 transitions. [2020-10-20 08:02:26,023 INFO L714 BuchiCegarLoop]: Abstraction has 134 states and 167 transitions. [2020-10-20 08:02:26,023 INFO L594 BuchiCegarLoop]: Abstraction has 134 states and 167 transitions. [2020-10-20 08:02:26,023 INFO L427 BuchiCegarLoop]: ======== Iteration 8============ [2020-10-20 08:02:26,023 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 134 states and 167 transitions. [2020-10-20 08:02:26,024 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 117 [2020-10-20 08:02:26,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:26,024 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:26,025 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:26,025 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:26,025 INFO L794 eck$LassoCheckResult]: Stem: 1622#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1590#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1591#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 1611#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1612#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1632#L315-1 assume !false; 1688#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 1686#L264 assume !false; 1684#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 1682#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 1680#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 1677#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 1675#L244 assume 0 != eval_~tmp___1~0; 1673#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 1671#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 1668#L98 assume 0 == ~p_dw_pc~0; 1667#L109-1 [2020-10-20 08:02:26,026 INFO L796 eck$LassoCheckResult]: Loop: 1667#L109-1 assume !false; 1666#L110 assume !(0 == ~q_free~0); 1665#L111 ~q_buf_0~0 := do_write_p_#t~nondet9;havoc do_write_p_#t~nondet9;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 1663#L34 assume !(1 == ~p_dw_pc~0); 1664#L34-2 is_do_write_p_triggered_~__retres1~0 := 0; 1689#L45 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 1687#L46 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 1685#L76 assume !(0 != immediate_notify_threads_~tmp~0); 1683#L76-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 1681#L53 assume !(1 == ~c_dr_pc~0); 1678#L53-2 is_do_read_c_triggered_~__retres1~1 := 0; 1676#L64 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 1674#L65 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 1672#L84 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 1670#L84-2 ~q_write_ev~0 := 2; 1667#L109-1 [2020-10-20 08:02:26,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:26,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 2 times [2020-10-20 08:02:26,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:26,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445437827] [2020-10-20 08:02:26,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:26,036 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:26,050 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:26,060 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:26,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:26,061 INFO L82 PathProgramCache]: Analyzing trace with hash -872319612, now seen corresponding path program 1 times [2020-10-20 08:02:26,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:26,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351880941] [2020-10-20 08:02:26,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:26,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:26,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351880941] [2020-10-20 08:02:26,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:26,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 08:02:26,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185877666] [2020-10-20 08:02:26,104 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:26,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:26,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 08:02:26,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 08:02:26,105 INFO L87 Difference]: Start difference. First operand 134 states and 167 transitions. cyclomatic complexity: 35 Second operand 5 states. [2020-10-20 08:02:26,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:26,198 INFO L93 Difference]: Finished difference Result 296 states and 360 transitions. [2020-10-20 08:02:26,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 08:02:26,199 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 296 states and 360 transitions. [2020-10-20 08:02:26,202 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 279 [2020-10-20 08:02:26,204 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 296 states to 296 states and 360 transitions. [2020-10-20 08:02:26,204 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 296 [2020-10-20 08:02:26,205 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 296 [2020-10-20 08:02:26,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 296 states and 360 transitions. [2020-10-20 08:02:26,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:26,206 INFO L691 BuchiCegarLoop]: Abstraction has 296 states and 360 transitions. [2020-10-20 08:02:26,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states and 360 transitions. [2020-10-20 08:02:26,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 146. [2020-10-20 08:02:26,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-20 08:02:26,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 179 transitions. [2020-10-20 08:02:26,213 INFO L714 BuchiCegarLoop]: Abstraction has 146 states and 179 transitions. [2020-10-20 08:02:26,213 INFO L594 BuchiCegarLoop]: Abstraction has 146 states and 179 transitions. [2020-10-20 08:02:26,213 INFO L427 BuchiCegarLoop]: ======== Iteration 9============ [2020-10-20 08:02:26,214 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 146 states and 179 transitions. [2020-10-20 08:02:26,215 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 129 [2020-10-20 08:02:26,215 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:26,215 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:26,216 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:26,216 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:26,216 INFO L794 eck$LassoCheckResult]: Stem: 2069#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 2035#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 2036#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 2058#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2059#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2075#L315-1 assume !false; 2076#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 2098#L264 assume !false; 2161#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 2160#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 2159#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 2158#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 2157#L244 assume 0 != eval_~tmp___1~0; 2156#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 2155#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 2153#L98 assume 0 == ~p_dw_pc~0; 2152#L109-1 [2020-10-20 08:02:26,216 INFO L796 eck$LassoCheckResult]: Loop: 2152#L109-1 assume !false; 2151#L110 assume !(0 == ~q_free~0); 2150#L111 ~q_buf_0~0 := do_write_p_#t~nondet9;havoc do_write_p_#t~nondet9;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 2148#L34 assume !(1 == ~p_dw_pc~0); 2149#L34-2 is_do_write_p_triggered_~__retres1~0 := 0; 2170#L45 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 2169#L46 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 2168#L76 assume !(0 != immediate_notify_threads_~tmp~0); 2037#L76-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 2038#L53 assume 1 == ~c_dr_pc~0; 2043#L54 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1 := 1; 2044#L64 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 2046#L65 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 2047#L84 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 2034#L84-2 ~q_write_ev~0 := 2; 2152#L109-1 [2020-10-20 08:02:26,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:26,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 3 times [2020-10-20 08:02:26,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:26,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119507147] [2020-10-20 08:02:26,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:26,225 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:26,231 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:26,236 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:26,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:26,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1078264795, now seen corresponding path program 1 times [2020-10-20 08:02:26,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:26,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257520130] [2020-10-20 08:02:26,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:26,242 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:26,246 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:26,248 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:26,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:26,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1917816028, now seen corresponding path program 1 times [2020-10-20 08:02:26,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:26,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929363766] [2020-10-20 08:02:26,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:26,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929363766] [2020-10-20 08:02:26,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:26,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-20 08:02:26,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898217358] [2020-10-20 08:02:26,480 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 08:02:26,480 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 08:02:26,480 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 08:02:26,481 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 08:02:26,481 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-20 08:02:26,481 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:26,481 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 08:02:26,481 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 08:02:26,481 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2020-10-20 08:02:26,481 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 08:02:26,482 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 08:02:26,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,761 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 08:02:26,763 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:26,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 08:02:26,773 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 08:02:26,788 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 08:02:26,788 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_is_do_read_c_triggered_#res=1, ULTIMATE.start_immediate_notify_threads_~tmp___0~0=1, ULTIMATE.start_is_do_read_c_triggered_~__retres1~1=1} Honda state: {ULTIMATE.start_is_do_read_c_triggered_#res=1, ULTIMATE.start_immediate_notify_threads_~tmp___0~0=1, ULTIMATE.start_is_do_read_c_triggered_~__retres1~1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:26,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 08:02:26,817 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:26,848 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-20 08:02:26,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 08:02:26,890 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-20 08:02:26,893 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 08:02:26,893 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 08:02:26,893 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 08:02:26,893 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 08:02:26,894 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-20 08:02:26,894 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:26,894 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 08:02:26,894 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 08:02:26,894 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2020-10-20 08:02:26,894 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 08:02:26,895 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 08:02:26,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:26,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:27,133 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 08:02:27,140 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,153 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:27,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,156 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:27,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,318 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:27,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,320 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:27,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:27,527 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:27,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:27,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:27,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:27,724 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,739 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:27,739 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:27,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:27,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,783 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:27,784 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:27,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:27,786 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,819 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:27,821 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:27,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:27,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,869 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:27,869 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:27,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:27,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:27,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,908 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:27,909 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:27,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:27,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:27,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,952 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:27,955 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:27,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:27,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:27,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:27,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:27,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:27,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:27,991 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:27,994 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:27,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:27,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,036 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:28,037 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:28,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,073 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:28,074 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:28,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,111 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:28,112 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:28,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,149 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:28,151 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:28,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,154 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:28,176 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,180 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:28,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,182 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:28,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,211 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,237 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,238 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,287 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:28,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,292 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:28,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,321 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,322 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,362 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,394 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,399 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,427 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,430 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,482 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,575 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:28,577 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:28,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:28,611 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,617 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:28,617 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,624 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:28,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,634 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,659 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,660 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:28,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,688 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,690 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:28,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,726 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:28,726 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,727 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:28,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,767 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,768 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:28,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,842 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:28,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,883 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,886 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:28,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 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 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:28,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:28,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:28,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:28,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:28,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:28,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:28,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:28,962 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:28,963 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:28,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:28,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:29,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:29,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,003 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:29,004 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:29,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 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 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:29,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,046 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:29,048 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:29,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,052 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:29,076 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 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 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,080 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,080 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:29,081 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:29,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 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 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,117 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,117 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,118 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,127 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 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 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,160 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,160 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,161 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,161 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,165 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 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 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,196 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,197 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:29,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:29,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,201 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 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 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,225 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,225 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,226 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:29,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,268 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,268 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,271 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:29,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,302 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,302 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,303 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 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 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,334 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,335 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,338 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 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 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,379 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,379 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,380 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,383 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,406 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,406 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,406 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,407 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 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 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,440 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,440 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:29,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,440 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:29,442 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:29,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:29,471 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 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 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,475 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,475 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:29,475 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,478 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:29,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:29,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,526 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 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 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,557 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,557 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,558 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:29,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,608 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,609 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:29,609 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,611 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:29,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:29,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,655 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,655 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,656 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 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 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,691 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,692 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,693 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,696 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 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 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,720 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,720 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,724 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 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 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,762 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,762 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,763 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 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 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,802 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,802 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,803 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,804 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 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 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,850 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,851 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,852 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 70 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 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,879 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:29,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,880 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:29,881 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:29,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,888 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:29,908 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 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 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:29,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,912 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:29,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:29,915 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:29,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 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 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,952 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:29,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,953 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:29,954 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:29,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 73 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 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:29,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:29,981 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:29,981 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:29,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:29,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:29,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:29,981 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:29,982 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:29,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:29,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 74 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 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,012 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:30,012 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,015 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:30,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,023 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,057 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,057 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,057 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,059 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:30,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 76 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 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,102 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,102 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,103 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:30,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,107 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 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 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,134 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,135 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,138 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:30,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,196 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,197 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,200 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:30,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,264 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,264 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,286 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:30,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,348 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,349 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,350 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:30,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,398 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,398 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,399 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:30,402 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:30,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:30,442 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,451 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,451 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:30,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,454 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:30,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,496 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 84 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 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,525 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,525 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,526 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 85 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 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,551 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,552 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:30,552 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,553 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:30,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,557 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 86 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 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,581 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,581 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,583 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 87 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 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,610 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,612 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,614 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 88 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 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,637 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,638 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,639 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,645 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 89 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 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,669 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,670 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 90 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 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,696 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,696 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,697 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 91 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 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,725 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,725 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,726 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 92 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 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,756 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,756 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:30,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:30,772 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:30,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:30,797 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 93 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 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,801 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,801 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:30,801 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:30,804 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-20 08:02:30,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 94 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 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,839 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,839 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:30,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:30,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 95 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 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,867 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,868 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:30,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:30,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 96 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 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,896 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,897 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:30,897 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:30,898 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-20 08:02:30,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:30,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,937 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,937 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,937 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:30,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:30,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,944 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 98 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 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,968 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,968 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:30,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:30,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:30,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 99 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 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:30,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:30,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:30,997 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:30,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:30,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:30,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:30,998 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:31,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:31,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:31,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:31,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:31,032 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:31,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:31,032 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:31,035 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:31,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 101 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 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:31,065 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:31,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:31,066 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:31,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:31,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:31,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 102 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 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,096 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:31,096 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:31,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:31,097 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:31,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:31,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:31,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 103 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 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:31,127 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:31,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:31,127 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:31,130 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:31,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:31,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:31,158 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:31,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 08:02:31,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-20 08:02:31,159 INFO L87 Difference]: Start difference. First operand 146 states and 179 transitions. cyclomatic complexity: 35 Second operand 7 states. [2020-10-20 08:02:31,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:31,278 INFO L93 Difference]: Finished difference Result 379 states and 450 transitions. [2020-10-20 08:02:31,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 08:02:31,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 379 states and 450 transitions. [2020-10-20 08:02:31,282 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 360 [2020-10-20 08:02:31,285 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 379 states to 379 states and 450 transitions. [2020-10-20 08:02:31,285 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 379 [2020-10-20 08:02:31,286 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 379 [2020-10-20 08:02:31,286 INFO L73 IsDeterministic]: Start isDeterministic. Operand 379 states and 450 transitions. [2020-10-20 08:02:31,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:31,287 INFO L691 BuchiCegarLoop]: Abstraction has 379 states and 450 transitions. [2020-10-20 08:02:31,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states and 450 transitions. [2020-10-20 08:02:31,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 273. [2020-10-20 08:02:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2020-10-20 08:02:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 328 transitions. [2020-10-20 08:02:31,296 INFO L714 BuchiCegarLoop]: Abstraction has 273 states and 328 transitions. [2020-10-20 08:02:31,296 INFO L594 BuchiCegarLoop]: Abstraction has 273 states and 328 transitions. [2020-10-20 08:02:31,297 INFO L427 BuchiCegarLoop]: ======== Iteration 10============ [2020-10-20 08:02:31,297 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 273 states and 328 transitions. [2020-10-20 08:02:31,299 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 255 [2020-10-20 08:02:31,299 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:31,299 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:31,300 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:31,300 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:31,300 INFO L794 eck$LassoCheckResult]: Stem: 2614#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 2579#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 2580#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 2602#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2603#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2624#L315-1 assume !false; 2731#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 2730#L264 assume !false; 2729#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 2728#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 2724#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 2720#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 2716#L244 assume 0 != eval_~tmp___1~0; 2712#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 2609#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 2595#L98 assume 0 == ~p_dw_pc~0; 2591#L109-1 [2020-10-20 08:02:31,300 INFO L796 eck$LassoCheckResult]: Loop: 2591#L109-1 assume !false; 2592#L110 assume !(0 == ~q_free~0); 2619#L111 ~q_buf_0~0 := do_write_p_#t~nondet9;havoc do_write_p_#t~nondet9;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 2739#L34 assume !(1 == ~p_dw_pc~0); 2639#L34-2 is_do_write_p_triggered_~__retres1~0 := 0; 2640#L45 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 2646#L46 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 2593#L76 assume !(0 != immediate_notify_threads_~tmp~0); 2594#L76-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 2746#L53 assume !(1 == ~c_dr_pc~0); 2745#L53-2 is_do_read_c_triggered_~__retres1~1 := 0; 2657#L64 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 2590#L65 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 2577#L84 assume !(0 != immediate_notify_threads_~tmp___0~0); 2578#L84-2 ~q_write_ev~0 := 2; 2591#L109-1 [2020-10-20 08:02:31,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:31,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 4 times [2020-10-20 08:02:31,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:31,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944700539] [2020-10-20 08:02:31,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:31,310 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:31,316 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:31,322 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:31,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:31,323 INFO L82 PathProgramCache]: Analyzing trace with hash -872319550, now seen corresponding path program 1 times [2020-10-20 08:02:31,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:31,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456527142] [2020-10-20 08:02:31,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:31,328 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:31,330 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:31,333 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:31,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:31,334 INFO L82 PathProgramCache]: Analyzing trace with hash 2123761273, now seen corresponding path program 1 times [2020-10-20 08:02:31,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:31,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25436628] [2020-10-20 08:02:31,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:31,342 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:31,350 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:31,359 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:31,456 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 08:02:31,456 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 08:02:31,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 08:02:31,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 08:02:31,456 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-20 08:02:31,457 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,457 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 08:02:31,457 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 08:02:31,457 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Loop [2020-10-20 08:02:31,457 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 08:02:31,457 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 08:02:31,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,631 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 08:02:31,632 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 104 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 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 08:02:31,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 08:02:31,641 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 08:02:31,642 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_buf_0~0=6, ~p_last_write~0=6, ULTIMATE.start_do_write_p_#t~nondet9=6} Honda state: {~q_buf_0~0=6, ~p_last_write~0=6, ULTIMATE.start_do_write_p_#t~nondet9=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 105 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 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 08:02:31,662 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:31,691 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-20 08:02:31,691 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,719 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-20 08:02:31,721 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 08:02:31,721 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 08:02:31,722 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 08:02:31,722 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 08:02:31,722 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-20 08:02:31,722 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,722 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 08:02:31,722 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 08:02:31,730 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Loop [2020-10-20 08:02:31,730 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 08:02:31,730 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 08:02:31,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:31,914 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 08:02:31,914 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 107 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 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:31,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:31,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:31,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:31,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:31,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 108 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 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:31,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,948 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:31,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:31,949 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:31,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:31,951 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 109 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 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:31,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:31,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:31,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:31,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:31,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 110 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 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:31,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:31,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:31,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:31,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:31,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:31,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:32,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,002 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 111 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 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:32,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,032 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 112 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 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:32,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 113 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 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,100 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,105 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 114 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 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:32,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,137 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 115 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 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:32,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 116 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 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:32,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,189 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 117 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,214 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:32,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:32,237 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 118 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 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,243 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,243 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,246 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 119 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 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,269 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,269 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,270 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:32,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 120 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 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,296 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,296 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 121 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 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,321 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,322 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 122 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 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,348 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,349 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,351 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 123 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 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,375 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,375 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 124 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,413 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,413 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:32,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 125 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 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,439 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,440 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,442 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 126 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 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,466 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,467 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 127 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 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,492 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,493 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:32,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 128 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 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,522 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,522 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:32,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:32,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:32,545 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 129 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 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,550 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:32,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,576 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,576 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,578 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:32,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 131 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 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,606 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,607 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,608 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 132 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 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,634 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 133 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 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,661 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,662 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 134 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 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,828 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 135 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 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,853 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,855 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:32,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 136 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 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,880 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,880 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 137 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 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,906 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,907 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 138 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 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,932 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:32,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,935 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 139 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 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,958 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:32,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:32,959 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:32,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:32,982 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 140 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 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:32,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:32,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:32,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:32,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:32,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:32,985 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:32,986 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:32,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:32,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 141 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 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,011 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,011 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,012 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:33,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 142 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 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,041 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,041 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:33,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,043 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 143 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 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,066 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,068 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:33,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 144 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 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,097 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,098 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:33,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 145 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 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,125 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,126 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:33,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 146 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 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,153 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,153 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,154 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:33,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 147 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 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,180 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,181 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:33,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,185 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 148 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 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,210 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,210 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:33,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:33,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,237 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,238 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:33,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 150 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 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:33,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,264 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,264 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:33,274 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:33,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:33,301 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 151 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 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,305 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,305 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 152 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 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,331 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,331 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,332 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:33,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 153 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 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,362 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,362 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,363 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 154 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 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,388 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,389 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,390 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 155 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 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,417 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,418 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 156 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 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,444 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,444 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,446 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 157 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 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,472 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,472 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,472 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:33,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 158 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 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,509 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,510 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,510 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 159 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 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,537 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 160 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 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-20 08:02:33,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 161 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 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,595 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:33,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,595 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,595 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-20 08:02:33,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:33,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,600 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:33,620 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 162 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 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,623 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,624 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,624 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:33,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,627 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 163 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 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,655 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,655 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,656 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,657 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:33,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,666 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 164 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 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,689 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,689 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,690 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:33,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 165 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 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,717 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,718 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,720 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:33,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:33,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:33,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,764 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:33,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:33,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,825 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,825 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,826 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,833 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:33,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,839 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:33,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,894 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,895 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:33,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,896 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:33,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:33,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:33,961 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:33,962 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:33,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:33,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:33,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:33,962 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:33,964 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:33,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:33,974 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,029 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:34,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,030 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,031 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,078 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:34,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,087 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,124 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,124 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-20 08:02:34,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,125 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,125 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,127 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:34,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:34,164 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,174 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,174 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,176 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,219 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,219 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,219 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,223 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:34,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 175 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 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,260 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,260 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,261 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 176 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 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,289 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,292 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 177 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 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,323 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,324 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,325 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 178 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 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,357 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,358 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,359 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 179 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 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,390 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,391 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,391 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,393 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:34,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 180 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 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,423 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,423 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,432 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,442 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 181 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 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,464 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,465 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 182 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 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,494 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,495 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,498 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-20 08:02:34,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,506 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 183 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 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,528 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,528 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,528 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-20 08:02:34,529 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-20 08:02:34,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:34,557 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 184 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 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,560 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,560 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,560 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,561 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,564 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 185 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 185 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,587 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,587 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,587 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,588 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:34,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 186 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 186 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,615 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,616 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,616 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,619 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 187 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 187 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,642 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 188 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 188 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,671 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,671 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,672 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 189 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 189 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,700 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 190 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 190 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,728 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,728 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,728 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,730 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:34,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 191 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 191 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,757 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 192 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 192 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,786 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,787 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 193 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 193 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,813 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,813 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,814 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-20 08:02:34,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:34,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 194 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,861 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-20 08:02:34,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,861 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,861 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-20 08:02:34,863 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-20 08:02:34,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 194 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:34,897 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 195 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,905 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:34,905 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:34,907 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:34,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 195 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 196 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:34,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:34,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:34,968 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:34,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:34,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:34,969 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:34,969 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 196 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:34,985 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-20 08:02:34,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:35,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 197 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,062 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:35,063 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:35,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 197 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 198 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,123 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:35,124 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:35,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 198 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 199 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,201 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:35,202 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:35,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 199 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 200 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,271 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,271 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:35,272 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:35,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 200 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 201 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,342 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,343 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:35,343 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,345 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-20 08:02:35,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 201 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,354 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 202 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,412 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:35,412 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:35,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 202 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,422 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 203 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,485 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,485 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:35,486 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 203 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:35,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:35,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 204 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 204 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,555 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:35,555 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:35,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:35,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 205 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:35,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:35,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-20 08:02:35,611 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-20 08:02:35,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:35,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:35,612 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:35,612 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-20 08:02:35,614 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-20 08:02:35,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 205 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:35,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-20 08:02:36,081 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2020-10-20 08:02:36,227 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-20 08:02:36,229 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 08:02:36,229 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 08:02:36,229 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 08:02:36,229 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 08:02:36,229 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-20 08:02:36,229 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:36,229 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 08:02:36,230 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 08:02:36,230 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Lasso [2020-10-20 08:02:36,230 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 08:02:36,230 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 08:02:36,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 08:02:36,876 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 08:02:36,877 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 206 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:36,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:36,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:36,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:36,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:36,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:36,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:36,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:36,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 206 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:36,888 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 207 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 207 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:36,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:36,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:36,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:36,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:36,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:36,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:36,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:36,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:36,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 208 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 208 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:36,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:36,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:36,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 08:02:36,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:36,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:36,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:36,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 08:02:36,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 08:02:36,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 209 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 209 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:36,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:36,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:36,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:36,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:36,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:36,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:36,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 08:02:36,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 210 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 210 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:36,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:36,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:36,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:36,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 08:02:36,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:36,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 08:02:36,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 08:02:36,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 211 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 211 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:37,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 08:02:37,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 08:02:37,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 08:02:37,027 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 08:02:37,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 08:02:37,030 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-10-20 08:02:37,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-10-20 08:02:37,043 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-20 08:02:37,099 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2020-10-20 08:02:37,099 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 212 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 08:02:37,106 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 212 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:02:37,111 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-10-20 08:02:37,112 INFO L510 LassoAnalysis]: Proved termination. [2020-10-20 08:02:37,112 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2020-10-20 08:02:37,164 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-10-20 08:02:37,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-20 08:02:37,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 08:02:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 08:02:37,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 08:02:37,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:37,313 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2020-10-20 08:02:37,314 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 273 states and 328 transitions. cyclomatic complexity: 59 Second operand 6 states. [2020-10-20 08:02:37,441 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 273 states and 328 transitions. cyclomatic complexity: 59. Second operand 6 states. Result 1301 states and 1581 transitions. Complement of second has 9 states. [2020-10-20 08:02:37,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2020-10-20 08:02:37,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-10-20 08:02:37,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 340 transitions. [2020-10-20 08:02:37,445 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 16 letters. Loop has 15 letters. [2020-10-20 08:02:37,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 08:02:37,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 31 letters. Loop has 15 letters. [2020-10-20 08:02:37,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 08:02:37,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 16 letters. Loop has 30 letters. [2020-10-20 08:02:37,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 08:02:37,449 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1301 states and 1581 transitions. [2020-10-20 08:02:37,462 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 675 [2020-10-20 08:02:37,471 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1301 states to 1061 states and 1288 transitions. [2020-10-20 08:02:37,471 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 772 [2020-10-20 08:02:37,473 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 777 [2020-10-20 08:02:37,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1061 states and 1288 transitions. [2020-10-20 08:02:37,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-20 08:02:37,473 INFO L691 BuchiCegarLoop]: Abstraction has 1061 states and 1288 transitions. [2020-10-20 08:02:37,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1061 states and 1288 transitions. [2020-10-20 08:02:37,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1061 to 787. [2020-10-20 08:02:37,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-10-20 08:02:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 956 transitions. [2020-10-20 08:02:37,490 INFO L714 BuchiCegarLoop]: Abstraction has 787 states and 956 transitions. [2020-10-20 08:02:37,490 INFO L594 BuchiCegarLoop]: Abstraction has 787 states and 956 transitions. [2020-10-20 08:02:37,490 INFO L427 BuchiCegarLoop]: ======== Iteration 11============ [2020-10-20 08:02:37,490 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 787 states and 956 transitions. [2020-10-20 08:02:37,512 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 446 [2020-10-20 08:02:37,512 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:37,512 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:37,513 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,513 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,513 INFO L794 eck$LassoCheckResult]: Stem: 4381#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 4319#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 4320#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 4360#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 4361#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 4399#L315-1 assume !false; 4641#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 4642#L264 assume !false; 4673#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 4672#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 4671#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 4670#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 4669#L244 assume 0 != eval_~tmp___1~0; 4624#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 4625#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 4661#L98 assume !(0 == ~p_dw_pc~0); 4447#L101 assume 1 == ~p_dw_pc~0; 4448#L111 [2020-10-20 08:02:37,514 INFO L796 eck$LassoCheckResult]: Loop: 4448#L111 ~q_buf_0~0 := do_write_p_#t~nondet9;havoc do_write_p_#t~nondet9;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 5033#L34 assume 1 == ~p_dw_pc~0; 5032#L35 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0 := 1; 5031#L45 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 5030#L46 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 5029#L76 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 4342#L76-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 4461#L53 assume !(1 == ~c_dr_pc~0); 4462#L53-2 is_do_read_c_triggered_~__retres1~1 := 0; 4464#L64 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 4339#L65 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 4317#L84 assume !(0 != immediate_notify_threads_~tmp___0~0); 4313#L84-2 ~q_write_ev~0 := 2; 4314#L109-1 assume !false; 5043#L110 assume !(0 == ~q_free~0); 4448#L111 [2020-10-20 08:02:37,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,514 INFO L82 PathProgramCache]: Analyzing trace with hash 560336285, now seen corresponding path program 1 times [2020-10-20 08:02:37,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183272745] [2020-10-20 08:02:37,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:37,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183272745] [2020-10-20 08:02:37,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:37,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 08:02:37,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341663645] [2020-10-20 08:02:37,533 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 08:02:37,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1691430829, now seen corresponding path program 1 times [2020-10-20 08:02:37,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847263715] [2020-10-20 08:02:37,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:37,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847263715] [2020-10-20 08:02:37,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:37,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-20 08:02:37,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887565854] [2020-10-20 08:02:37,546 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:37,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:37,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:37,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:37,546 INFO L87 Difference]: Start difference. First operand 787 states and 956 transitions. cyclomatic complexity: 183 Second operand 3 states. [2020-10-20 08:02:37,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:37,562 INFO L93 Difference]: Finished difference Result 400 states and 477 transitions. [2020-10-20 08:02:37,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:37,563 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 400 states and 477 transitions. [2020-10-20 08:02:37,566 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2020-10-20 08:02:37,569 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 400 states to 343 states and 410 transitions. [2020-10-20 08:02:37,569 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 340 [2020-10-20 08:02:37,570 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 343 [2020-10-20 08:02:37,570 INFO L73 IsDeterministic]: Start isDeterministic. Operand 343 states and 410 transitions. [2020-10-20 08:02:37,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-20 08:02:37,571 INFO L691 BuchiCegarLoop]: Abstraction has 343 states and 410 transitions. [2020-10-20 08:02:37,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states and 410 transitions. [2020-10-20 08:02:37,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 279. [2020-10-20 08:02:37,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-10-20 08:02:37,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 337 transitions. [2020-10-20 08:02:37,577 INFO L714 BuchiCegarLoop]: Abstraction has 279 states and 337 transitions. [2020-10-20 08:02:37,577 INFO L594 BuchiCegarLoop]: Abstraction has 279 states and 337 transitions. [2020-10-20 08:02:37,577 INFO L427 BuchiCegarLoop]: ======== Iteration 12============ [2020-10-20 08:02:37,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 279 states and 337 transitions. [2020-10-20 08:02:37,579 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 237 [2020-10-20 08:02:37,579 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:37,580 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:37,580 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,580 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,581 INFO L794 eck$LassoCheckResult]: Stem: 5540#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 5506#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 5507#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 5527#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 5528#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 5550#L315-1 assume !false; 5657#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 5653#L264 assume !false; 5650#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 5647#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 5644#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 5641#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 5638#L244 assume 0 != eval_~tmp___1~0; 5609#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 5610#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 5520#L98 assume 0 == ~p_dw_pc~0; 5521#L109-1 assume !false; 5519#L110 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 5546#L249 [2020-10-20 08:02:37,581 INFO L796 eck$LassoCheckResult]: Loop: 5546#L249 assume !(0 == ~c_dr_st~0); 5538#L264 assume !false; 5539#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 5542#L216 assume !(0 == ~p_dw_st~0); 5543#L220 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 5572#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 5573#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 5574#L244 assume 0 != eval_~tmp___1~0; 5581#L244-1 assume !(0 == ~p_dw_st~0); 5546#L249 [2020-10-20 08:02:37,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,581 INFO L82 PathProgramCache]: Analyzing trace with hash 190554158, now seen corresponding path program 1 times [2020-10-20 08:02:37,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091667096] [2020-10-20 08:02:37,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:37,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091667096] [2020-10-20 08:02:37,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:37,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 08:02:37,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116511591] [2020-10-20 08:02:37,641 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 08:02:37,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1940933996, now seen corresponding path program 1 times [2020-10-20 08:02:37,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478163019] [2020-10-20 08:02:37,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:37,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478163019] [2020-10-20 08:02:37,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:37,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 08:02:37,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892946274] [2020-10-20 08:02:37,669 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-20 08:02:37,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:37,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:37,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:37,669 INFO L87 Difference]: Start difference. First operand 279 states and 337 transitions. cyclomatic complexity: 60 Second operand 3 states. [2020-10-20 08:02:37,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:37,693 INFO L93 Difference]: Finished difference Result 374 states and 437 transitions. [2020-10-20 08:02:37,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:37,694 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 437 transitions. [2020-10-20 08:02:37,697 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 318 [2020-10-20 08:02:37,700 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 374 states and 437 transitions. [2020-10-20 08:02:37,700 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374 [2020-10-20 08:02:37,700 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374 [2020-10-20 08:02:37,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 374 states and 437 transitions. [2020-10-20 08:02:37,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-20 08:02:37,701 INFO L691 BuchiCegarLoop]: Abstraction has 374 states and 437 transitions. [2020-10-20 08:02:37,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states and 437 transitions. [2020-10-20 08:02:37,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 215. [2020-10-20 08:02:37,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-10-20 08:02:37,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 254 transitions. [2020-10-20 08:02:37,707 INFO L714 BuchiCegarLoop]: Abstraction has 215 states and 254 transitions. [2020-10-20 08:02:37,707 INFO L594 BuchiCegarLoop]: Abstraction has 215 states and 254 transitions. [2020-10-20 08:02:37,707 INFO L427 BuchiCegarLoop]: ======== Iteration 13============ [2020-10-20 08:02:37,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 215 states and 254 transitions. [2020-10-20 08:02:37,709 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 166 [2020-10-20 08:02:37,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:37,709 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:37,709 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,710 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,710 INFO L794 eck$LassoCheckResult]: Stem: 6202#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6169#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6170#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 6190#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6191#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6208#L315-1 assume !false; 6310#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 6307#L264 assume !false; 6305#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6303#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 6301#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6299#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 6296#L244 assume 0 != eval_~tmp___1~0; 6293#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 6290#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 6183#L98 assume 0 == ~p_dw_pc~0; 6184#L109-1 assume !false; 6275#L110 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 6274#L249 [2020-10-20 08:02:37,711 INFO L796 eck$LassoCheckResult]: Loop: 6274#L249 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet12;havoc eval_#t~nondet12; 6225#L268 assume !(0 != eval_~tmp___0~1); 6227#L264 assume !false; 6285#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6284#L216 assume !(0 == ~p_dw_st~0); 6283#L220 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 6281#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6279#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 6277#L244 assume 0 != eval_~tmp___1~0; 6276#L244-1 assume !(0 == ~p_dw_st~0); 6274#L249 [2020-10-20 08:02:37,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,711 INFO L82 PathProgramCache]: Analyzing trace with hash 190554158, now seen corresponding path program 2 times [2020-10-20 08:02:37,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563332622] [2020-10-20 08:02:37,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:37,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563332622] [2020-10-20 08:02:37,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:37,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 08:02:37,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72625265] [2020-10-20 08:02:37,754 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 08:02:37,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,754 INFO L82 PathProgramCache]: Analyzing trace with hash 896628821, now seen corresponding path program 1 times [2020-10-20 08:02:37,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646173895] [2020-10-20 08:02:37,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:37,760 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:37,763 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:37,764 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:37,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:37,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 08:02:37,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-20 08:02:37,806 INFO L87 Difference]: Start difference. First operand 215 states and 254 transitions. cyclomatic complexity: 42 Second operand 7 states. [2020-10-20 08:02:37,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:37,894 INFO L93 Difference]: Finished difference Result 216 states and 248 transitions. [2020-10-20 08:02:37,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 08:02:37,895 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 216 states and 248 transitions. [2020-10-20 08:02:37,897 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 132 [2020-10-20 08:02:37,899 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 216 states to 215 states and 247 transitions. [2020-10-20 08:02:37,899 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 215 [2020-10-20 08:02:37,899 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 215 [2020-10-20 08:02:37,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 215 states and 247 transitions. [2020-10-20 08:02:37,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:37,900 INFO L691 BuchiCegarLoop]: Abstraction has 215 states and 247 transitions. [2020-10-20 08:02:37,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states and 247 transitions. [2020-10-20 08:02:37,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 176. [2020-10-20 08:02:37,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-10-20 08:02:37,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 206 transitions. [2020-10-20 08:02:37,904 INFO L714 BuchiCegarLoop]: Abstraction has 176 states and 206 transitions. [2020-10-20 08:02:37,904 INFO L594 BuchiCegarLoop]: Abstraction has 176 states and 206 transitions. [2020-10-20 08:02:37,904 INFO L427 BuchiCegarLoop]: ======== Iteration 14============ [2020-10-20 08:02:37,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 176 states and 206 transitions. [2020-10-20 08:02:37,906 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 103 [2020-10-20 08:02:37,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:37,906 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:37,909 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,909 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:37,911 INFO L794 eck$LassoCheckResult]: Stem: 6649#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6617#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6618#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 6638#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6639#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6655#L315-1 assume !false; 6752#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 6751#L264 assume !false; 6749#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6746#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 6743#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6739#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 6735#L244 assume 0 != eval_~tmp___1~0; 6731#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 6644#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 6631#L98 assume !(0 == ~p_dw_pc~0); 6633#L101 assume 1 == ~p_dw_pc~0; 6656#L111 ~q_buf_0~0 := do_write_p_#t~nondet9;havoc do_write_p_#t~nondet9;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 6657#L34 assume 1 == ~p_dw_pc~0; 6676#L35 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0 := 1; 6692#L45 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 6724#L46 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 6723#L76 assume !(0 != immediate_notify_threads_~tmp~0); 6619#L76-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 6620#L53 assume !(1 == ~c_dr_pc~0); 6665#L53-2 is_do_read_c_triggered_~__retres1~1 := 0; 6666#L64 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 6628#L65 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 6615#L84 assume !(0 != immediate_notify_threads_~tmp___0~0); 6616#L84-2 ~q_write_ev~0 := 2; 6741#L109-1 assume !false; 6737#L110 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 6733#L249 [2020-10-20 08:02:37,911 INFO L796 eck$LassoCheckResult]: Loop: 6733#L249 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet12;havoc eval_#t~nondet12; 6671#L268 assume !(0 != eval_~tmp___0~1); 6673#L264 assume !false; 6756#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6755#L216 assume !(0 == ~p_dw_st~0); 6754#L220 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 6753#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6681#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 6682#L244 assume 0 != eval_~tmp___1~0; 6688#L244-1 assume !(0 == ~p_dw_st~0); 6733#L249 [2020-10-20 08:02:37,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,911 INFO L82 PathProgramCache]: Analyzing trace with hash -2034026126, now seen corresponding path program 1 times [2020-10-20 08:02:37,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232265836] [2020-10-20 08:02:37,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 08:02:37,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 08:02:37,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232265836] [2020-10-20 08:02:37,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 08:02:37,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 08:02:37,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446323014] [2020-10-20 08:02:37,944 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-20 08:02:37,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:37,945 INFO L82 PathProgramCache]: Analyzing trace with hash 896628821, now seen corresponding path program 2 times [2020-10-20 08:02:37,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:37,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193092474] [2020-10-20 08:02:37,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:37,950 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:37,953 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:37,956 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:37,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 08:02:37,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 08:02:37,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 08:02:37,990 INFO L87 Difference]: Start difference. First operand 176 states and 206 transitions. cyclomatic complexity: 33 Second operand 3 states. [2020-10-20 08:02:38,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 08:02:38,009 INFO L93 Difference]: Finished difference Result 169 states and 194 transitions. [2020-10-20 08:02:38,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 08:02:38,010 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 169 states and 194 transitions. [2020-10-20 08:02:38,012 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 103 [2020-10-20 08:02:38,013 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 169 states to 169 states and 194 transitions. [2020-10-20 08:02:38,013 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 169 [2020-10-20 08:02:38,013 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 169 [2020-10-20 08:02:38,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 169 states and 194 transitions. [2020-10-20 08:02:38,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 08:02:38,014 INFO L691 BuchiCegarLoop]: Abstraction has 169 states and 194 transitions. [2020-10-20 08:02:38,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states and 194 transitions. [2020-10-20 08:02:38,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2020-10-20 08:02:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-10-20 08:02:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 194 transitions. [2020-10-20 08:02:38,018 INFO L714 BuchiCegarLoop]: Abstraction has 169 states and 194 transitions. [2020-10-20 08:02:38,018 INFO L594 BuchiCegarLoop]: Abstraction has 169 states and 194 transitions. [2020-10-20 08:02:38,019 INFO L427 BuchiCegarLoop]: ======== Iteration 15============ [2020-10-20 08:02:38,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 169 states and 194 transitions. [2020-10-20 08:02:38,020 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 103 [2020-10-20 08:02:38,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 08:02:38,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 08:02:38,022 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [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] [2020-10-20 08:02:38,023 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 08:02:38,023 INFO L794 eck$LassoCheckResult]: Stem: 7000#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6967#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6968#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 6988#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6989#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 7009#L315-1 assume !false; 7098#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 7094#L264 assume !false; 7037#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 7002#L216 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 7003#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 7117#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 7115#L244 assume 0 != eval_~tmp___1~0; 7078#L244-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet11;havoc eval_#t~nondet11; 7077#L253 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet9; 6982#L98 assume 0 == ~p_dw_pc~0; 6983#L109-1 assume !false; 7079#L110 assume !(0 == ~q_free~0); 7010#L111 ~q_buf_0~0 := do_write_p_#t~nondet9;havoc do_write_p_#t~nondet9;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret7, immediate_notify_threads_#t~ret8, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 7011#L34 assume !(1 == ~p_dw_pc~0); 7023#L34-2 is_do_write_p_triggered_~__retres1~0 := 0; 7024#L45 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 7029#L46 immediate_notify_threads_#t~ret7 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret7;havoc immediate_notify_threads_#t~ret7; 6981#L76 assume !(0 != immediate_notify_threads_~tmp~0); 6969#L76-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 6970#L53 assume !(1 == ~c_dr_pc~0); 7044#L53-2 is_do_read_c_triggered_~__retres1~1 := 0; 7127#L64 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 7126#L65 immediate_notify_threads_#t~ret8 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret8;havoc immediate_notify_threads_#t~ret8; 7125#L84 assume !(0 != immediate_notify_threads_~tmp___0~0); 7124#L84-2 ~q_write_ev~0 := 2; 7123#L109-1 assume !false; 7004#L110 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 7005#L249 [2020-10-20 08:02:38,023 INFO L796 eck$LassoCheckResult]: Loop: 7005#L249 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet12;havoc eval_#t~nondet12; 7025#L268 assume !(0 != eval_~tmp___0~1); 7027#L264 assume !false; 7121#L240 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 7120#L216 assume !(0 == ~p_dw_st~0); 7119#L220 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 7032#L228 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 7033#L229 eval_#t~ret10 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret10;havoc eval_#t~ret10; 7034#L244 assume 0 != eval_~tmp___1~0; 7041#L244-1 assume !(0 == ~p_dw_st~0); 7005#L249 [2020-10-20 08:02:38,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:38,024 INFO L82 PathProgramCache]: Analyzing trace with hash 825120445, now seen corresponding path program 1 times [2020-10-20 08:02:38,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:38,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880697692] [2020-10-20 08:02:38,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:38,038 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:38,046 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:38,056 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:38,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:38,057 INFO L82 PathProgramCache]: Analyzing trace with hash 896628821, now seen corresponding path program 3 times [2020-10-20 08:02:38,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:38,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772535109] [2020-10-20 08:02:38,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:38,066 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:38,068 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:38,070 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:38,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 08:02:38,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1897894929, now seen corresponding path program 1 times [2020-10-20 08:02:38,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 08:02:38,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839883125] [2020-10-20 08:02:38,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 08:02:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:38,082 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 08:02:38,090 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 08:02:38,101 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 08:02:38,731 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 150 [2020-10-20 08:02:38,902 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-20 08:02:38,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 08:02:38 BoogieIcfgContainer [2020-10-20 08:02:38,947 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 08:02:38,948 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 08:02:38,948 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 08:02:38,948 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 08:02:38,949 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:02:24" (3/4) ... [2020-10-20 08:02:38,951 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-10-20 08:02:39,005 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 08:02:39,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 08:02:39,006 INFO L168 Benchmark]: Toolchain (without parser) took 15575.49 ms. Allocated memory was 40.4 MB in the beginning and 99.6 MB in the end (delta: 59.2 MB). Free memory was 18.0 MB in the beginning and 47.8 MB in the end (delta: -29.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,007 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 31.5 MB. Free memory was 7.4 MB in the beginning and 7.4 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.82 ms. Allocated memory was 40.4 MB in the beginning and 41.4 MB in the end (delta: 1.0 MB). Free memory was 17.1 MB in the beginning and 14.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.35 ms. Allocated memory is still 41.4 MB. Free memory was 14.2 MB in the beginning and 11.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,008 INFO L168 Benchmark]: Boogie Preprocessor took 63.11 ms. Allocated memory is still 41.4 MB. Free memory was 11.7 MB in the beginning and 10.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,009 INFO L168 Benchmark]: RCFGBuilder took 562.09 ms. Allocated memory was 42.5 MB in the beginning and 43.0 MB in the end (delta: 524.3 kB). Free memory was 25.1 MB in the beginning and 12.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,009 INFO L168 Benchmark]: BuchiAutomizer took 14433.32 ms. Allocated memory was 43.0 MB in the beginning and 99.6 MB in the end (delta: 56.6 MB). Free memory was 12.7 MB in the beginning and 51.5 MB in the end (delta: -38.8 MB). Peak memory consumption was 57.2 MB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,010 INFO L168 Benchmark]: Witness Printer took 57.40 ms. Allocated memory is still 99.6 MB. Free memory was 51.5 MB in the beginning and 47.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 14.3 GB. [2020-10-20 08:02:39,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 31.5 MB. Free memory was 7.4 MB in the beginning and 7.4 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 365.82 ms. Allocated memory was 40.4 MB in the beginning and 41.4 MB in the end (delta: 1.0 MB). Free memory was 17.1 MB in the beginning and 14.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 78.35 ms. Allocated memory is still 41.4 MB. Free memory was 14.2 MB in the beginning and 11.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 63.11 ms. Allocated memory is still 41.4 MB. Free memory was 11.7 MB in the beginning and 10.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 14.3 GB. * RCFGBuilder took 562.09 ms. Allocated memory was 42.5 MB in the beginning and 43.0 MB in the end (delta: 524.3 kB). Free memory was 25.1 MB in the beginning and 12.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 14433.32 ms. Allocated memory was 43.0 MB in the beginning and 99.6 MB in the end (delta: 56.6 MB). Free memory was 12.7 MB in the beginning and 51.5 MB in the end (delta: -38.8 MB). Peak memory consumption was 57.2 MB. Max. memory is 14.3 GB. * Witness Printer took 57.40 ms. Allocated memory is still 99.6 MB. Free memory was 51.5 MB in the beginning and 47.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 14 terminating modules (13 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 6 locations. 13 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 169 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.3s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 12.8s. Construction of modules took 0.4s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 11. Minimization of nondet autom 3. Automata minimization 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 1030 StatesRemovedByMinimization, 10 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 787 states and ocurred in iteration 10. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1817 SDtfs, 1938 SDslu, 2336 SDs, 0 SdLazy, 313 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time LassoAnalysisResults: nont1 unkn0 SFLI6 SFLT0 conc1 concLT0 SILN2 SILU0 SILI4 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital82 mio100 ax100 hnf100 lsp26 ukn89 mio100 lsp86 div100 bol100 ite100 ukn100 eq210 hnf86 smp100 dnf119 smp100 tf106 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 92ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 264]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=22309} State at position 1 is {p_last_write=10, c_dr_i=1, c_dr_pc=0, NULL=22312, a_t=0, NULL=0, \result=0, NULL=22309, \result=0, c_num_read=0, tmp=11, c_dr_st=0, kernel_st=1, q_read_ev=2, p_dw_i=1, tmp___1=1, tmp___0=0, q_write_ev=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@26bd4670=0, __retres1=1, NULL=22311, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3a5a06e1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5dbf51b5=0, p_dw_pc=1, NULL=0, NULL=0, NULL=0, tmp=0, q_free=0, NULL=22310, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@74fc8ceb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f7747a8=0, __retres1=0, p_dw_st=2, \result=0, tmp___0=0, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3acf0443=0, c_last_read=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@416e574a=0, NULL=0, __retres1=0, q_buf_0=10, p_num_write=1, __retres1=0, \result=1} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 239]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L16] int q_buf_0 ; [L17] int q_free ; [L18] int q_read_ev ; [L19] int q_write_ev ; [L20] int p_num_write ; [L21] int p_last_write ; [L22] int p_dw_st ; [L23] int p_dw_pc ; [L24] int p_dw_i ; [L25] int c_num_read ; [L26] int c_last_read ; [L27] int c_dr_st ; [L28] int c_dr_pc ; [L29] int c_dr_i ; [L136] static int a_t ; [L352] int __retres1 ; [L338] q_free = 1 [L339] q_write_ev = 2 [L340] q_read_ev = q_write_ev [L341] p_num_write = 0 [L342] p_dw_pc = 0 [L343] p_dw_i = 1 [L344] c_num_read = 0 [L345] c_dr_pc = 0 [L346] c_dr_i = 1 [L306] int kernel_st ; [L307] int tmp ; [L311] kernel_st = 0 [L198] COND TRUE (int )p_dw_i == 1 [L199] p_dw_st = 0 [L203] COND TRUE (int )c_dr_i == 1 [L204] c_dr_st = 0 [L315] COND TRUE 1 [L318] kernel_st = 1 [L233] int tmp ; [L234] int tmp___0 ; [L235] int tmp___1 ; [L239] COND TRUE 1 [L213] int __retres1 ; [L216] COND TRUE (int )p_dw_st == 0 [L217] __retres1 = 1 [L229] return (__retres1); [L242] tmp___1 = exists_runnable_thread() [L244] COND TRUE \read(tmp___1) [L249] COND TRUE (int )p_dw_st == 0 [L251] tmp = __VERIFIER_nondet_int() [L253] COND TRUE \read(tmp) [L255] p_dw_st = 1 [L98] COND TRUE (int )p_dw_pc == 0 [L109] COND TRUE 1 [L111] COND FALSE !((int )q_free == 0) [L121] q_buf_0 = __VERIFIER_nondet_int() [L122] p_last_write = q_buf_0 [L123] p_num_write += 1 [L124] q_free = 0 [L125] q_write_ev = 1 [L69] int tmp ; [L70] int tmp___0 ; [L31] int __retres1 ; [L34] COND FALSE !((int )p_dw_pc == 1) [L44] __retres1 = 0 [L46] return (__retres1); [L74] tmp = is_do_write_p_triggered() [L76] COND FALSE !(\read(tmp)) [L50] int __retres1 ; [L53] COND FALSE !((int )c_dr_pc == 1) [L63] __retres1 = 0 [L65] return (__retres1); [L82] tmp___0 = is_do_read_c_triggered() [L84] COND FALSE !(\read(tmp___0)) [L127] q_write_ev = 2 [L109] COND TRUE 1 [L111] COND TRUE (int )q_free == 0 [L112] p_dw_st = 2 [L113] p_dw_pc = 1 Loop: [L264] COND TRUE (int )c_dr_st == 0 [L266] tmp___0 = __VERIFIER_nondet_int() [L268] COND FALSE !(\read(tmp___0)) [L239] COND TRUE 1 [L213] int __retres1 ; [L216] COND FALSE !((int )p_dw_st == 0) [L220] COND TRUE (int )c_dr_st == 0 [L221] __retres1 = 1 [L229] return (__retres1); [L242] tmp___1 = exists_runnable_thread() [L244] COND TRUE \read(tmp___1) [L249] COND FALSE !((int )p_dw_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...