./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 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/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 0.1.25-906a4fb [2020-10-19 20:09:24,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 20:09:24,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 20:09:24,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 20:09:24,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 20:09:24,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 20:09:24,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 20:09:24,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 20:09:24,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 20:09:24,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 20:09:24,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 20:09:24,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 20:09:24,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 20:09:24,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 20:09:24,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 20:09:24,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 20:09:24,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 20:09:24,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 20:09:24,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 20:09:24,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 20:09:24,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 20:09:24,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 20:09:24,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 20:09:24,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 20:09:24,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 20:09:24,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 20:09:24,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 20:09:24,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 20:09:24,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 20:09:24,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 20:09:24,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 20:09:24,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 20:09:24,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 20:09:24,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 20:09:24,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 20:09:24,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 20:09:24,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 20:09:24,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 20:09:24,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 20:09:24,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 20:09:24,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 20:09:24,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 20:09:24,728 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 20:09:24,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 20:09:24,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 20:09:24,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 20:09:24,733 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 20:09:24,733 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 20:09:24,733 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 20:09:24,733 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 20:09:24,734 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 20:09:24,734 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 20:09:24,734 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 20:09:24,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 20:09:24,734 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 20:09:24,735 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 20:09:24,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 20:09:24,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 20:09:24,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 20:09:24,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 20:09:24,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 20:09:24,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 20:09:24,737 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 20:09:24,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 20:09:24,738 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 20:09:24,738 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 20:09:24,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 20:09:24,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 20:09:24,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 20:09:24,739 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 20:09:24,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 20:09:24,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 20:09:24,740 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 20:09:24,740 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 20:09:24,741 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 20:09:24,741 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 [2020-10-19 20:09:25,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 20:09:25,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 20:09:25,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 20:09:25,074 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 20:09:25,074 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 20:09:25,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2020-10-19 20:09:25,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef694613e/e94cdd24f46d4b5d8cafb97e14aab91d/FLAGca1c6be1c [2020-10-19 20:09:25,581 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 20:09:25,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2020-10-19 20:09:25,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef694613e/e94cdd24f46d4b5d8cafb97e14aab91d/FLAGca1c6be1c [2020-10-19 20:09:25,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef694613e/e94cdd24f46d4b5d8cafb97e14aab91d [2020-10-19 20:09:25,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 20:09:25,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 20:09:25,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 20:09:25,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 20:09:25,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 20:09:25,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 08:09:25" (1/1) ... [2020-10-19 20:09:25,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60dc23f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:25, skipping insertion in model container [2020-10-19 20:09:25,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 08:09:25" (1/1) ... [2020-10-19 20:09:25,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 20:09:25,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 20:09:26,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 20:09:26,212 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 20:09:26,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 20:09:26,342 INFO L208 MainTranslator]: Completed translation [2020-10-19 20:09:26,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26 WrapperNode [2020-10-19 20:09:26,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 20:09:26,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 20:09:26,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 20:09:26,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 20:09:26,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 20:09:26,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 20:09:26,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 20:09:26,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 20:09:26,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... [2020-10-19 20:09:26,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 20:09:26,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 20:09:26,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 20:09:26,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 20:09:26,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:26,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 20:09:26,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 20:09:26,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 20:09:26,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 20:09:26,999 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 20:09:26,999 INFO L298 CfgBuilder]: Removed 50 assume(true) statements. [2020-10-19 20:09:27,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:09:27 BoogieIcfgContainer [2020-10-19 20:09:27,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 20:09:27,002 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 20:09:27,002 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 20:09:27,005 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 20:09:27,006 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:09:27,006 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 08:09:25" (1/3) ... [2020-10-19 20:09:27,007 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47837e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 08:09:27, skipping insertion in model container [2020-10-19 20:09:27,008 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:09:27,008 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:09:26" (2/3) ... [2020-10-19 20:09:27,008 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47837e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 08:09:27, skipping insertion in model container [2020-10-19 20:09:27,008 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:09:27,008 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:09:27" (3/3) ... [2020-10-19 20:09:27,010 INFO L373 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_1.cil-1.c [2020-10-19 20:09:27,059 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 20:09:27,060 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 20:09:27,060 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 20:09:27,060 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 20:09:27,060 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 20:09:27,060 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 20:09:27,060 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 20:09:27,060 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 20:09:27,076 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states. [2020-10-19 20:09:27,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 69 [2020-10-19 20:09:27,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:27,116 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:27,123 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:09:27,123 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:27,124 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 20:09:27,124 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states. [2020-10-19 20:09:27,129 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 69 [2020-10-19 20:09:27,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:27,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:27,131 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:09:27,131 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:27,139 INFO L794 eck$LassoCheckResult]: Stem: 32#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 9#L-1true havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 34#L348true havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 25#L198true assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 41#L198-2true assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 38#L315-1true [2020-10-19 20:09:27,140 INFO L796 eck$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 [2020-10-19 20:09:27,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,146 INFO L82 PathProgramCache]: Analyzing trace with hash 28692871, now seen corresponding path program 1 times [2020-10-19 20:09:27,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243185063] [2020-10-19 20:09:27,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:27,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243185063] [2020-10-19 20:09:27,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:27,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 20:09:27,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584353902] [2020-10-19 20:09:27,332 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 20:09:27,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,332 INFO L82 PathProgramCache]: Analyzing trace with hash -1998802738, now seen corresponding path program 1 times [2020-10-19 20:09:27,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239096680] [2020-10-19 20:09:27,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:27,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:27,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239096680] [2020-10-19 20:09:27,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:27,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 20:09:27,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325372541] [2020-10-19 20:09:27,357 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:27,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:27,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:27,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:27,393 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 3 states. [2020-10-19 20:09:27,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:27,418 INFO L93 Difference]: Finished difference Result 75 states and 103 transitions. [2020-10-19 20:09:27,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:27,420 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 103 transitions. [2020-10-19 20:09:27,424 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-19 20:09:27,430 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 68 states and 96 transitions. [2020-10-19 20:09:27,431 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2020-10-19 20:09:27,431 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2020-10-19 20:09:27,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 96 transitions. [2020-10-19 20:09:27,432 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:27,432 INFO L691 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2020-10-19 20:09:27,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 96 transitions. [2020-10-19 20:09:27,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-10-19 20:09:27,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-19 20:09:27,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2020-10-19 20:09:27,462 INFO L714 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2020-10-19 20:09:27,462 INFO L594 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2020-10-19 20:09:27,462 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 20:09:27,462 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 96 transitions. [2020-10-19 20:09:27,464 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-19 20:09:27,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:27,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:27,465 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:09:27,465 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:27,465 INFO L794 eck$LassoCheckResult]: Stem: 201#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 170#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 171#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 191#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 192#L198-2 assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 194#L315-1 [2020-10-19 20:09:27,466 INFO L796 eck$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 [2020-10-19 20:09:27,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,466 INFO L82 PathProgramCache]: Analyzing trace with hash 28692809, now seen corresponding path program 1 times [2020-10-19 20:09:27,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983392359] [2020-10-19 20:09:27,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:27,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983392359] [2020-10-19 20:09:27,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:27,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 20:09:27,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518622475] [2020-10-19 20:09:27,530 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 20:09:27,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,530 INFO L82 PathProgramCache]: Analyzing trace with hash -2072654239, now seen corresponding path program 1 times [2020-10-19 20:09:27,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663529557] [2020-10-19 20:09:27,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:27,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:27,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663529557] [2020-10-19 20:09:27,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:27,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-19 20:09:27,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681408362] [2020-10-19 20:09:27,574 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:27,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:27,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:27,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:27,575 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. cyclomatic complexity: 29 Second operand 3 states. [2020-10-19 20:09:27,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:27,595 INFO L93 Difference]: Finished difference Result 68 states and 95 transitions. [2020-10-19 20:09:27,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:27,598 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 95 transitions. [2020-10-19 20:09:27,600 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-19 20:09:27,602 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 95 transitions. [2020-10-19 20:09:27,602 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2020-10-19 20:09:27,604 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2020-10-19 20:09:27,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 95 transitions. [2020-10-19 20:09:27,605 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:27,605 INFO L691 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2020-10-19 20:09:27,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 95 transitions. [2020-10-19 20:09:27,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-10-19 20:09:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-19 20:09:27,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 95 transitions. [2020-10-19 20:09:27,616 INFO L714 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2020-10-19 20:09:27,617 INFO L594 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2020-10-19 20:09:27,617 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-19 20:09:27,617 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 95 transitions. [2020-10-19 20:09:27,621 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2020-10-19 20:09:27,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:27,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:27,622 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:09:27,622 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:27,622 INFO L794 eck$LassoCheckResult]: Stem: 346#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 315#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 316#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 336#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 337#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 339#L315-1 [2020-10-19 20:09:27,622 INFO L796 eck$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 [2020-10-19 20:09:27,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,623 INFO L82 PathProgramCache]: Analyzing trace with hash 28692807, now seen corresponding path program 1 times [2020-10-19 20:09:27,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414554276] [2020-10-19 20:09:27,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:27,653 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:27,681 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:27,702 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:27,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,703 INFO L82 PathProgramCache]: Analyzing trace with hash -2072654239, now seen corresponding path program 2 times [2020-10-19 20:09:27,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38766223] [2020-10-19 20:09:27,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:27,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38766223] [2020-10-19 20:09:27,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:27,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-19 20:09:27,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540426501] [2020-10-19 20:09:27,747 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:27,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:27,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-19 20:09:27,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 20:09:27,748 INFO L87 Difference]: Start difference. First operand 68 states and 95 transitions. cyclomatic complexity: 28 Second operand 5 states. [2020-10-19 20:09:27,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:27,854 INFO L93 Difference]: Finished difference Result 134 states and 185 transitions. [2020-10-19 20:09:27,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 20:09:27,855 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 134 states and 185 transitions. [2020-10-19 20:09:27,857 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 129 [2020-10-19 20:09:27,859 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 134 states to 134 states and 185 transitions. [2020-10-19 20:09:27,860 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 134 [2020-10-19 20:09:27,860 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 134 [2020-10-19 20:09:27,861 INFO L73 IsDeterministic]: Start isDeterministic. Operand 134 states and 185 transitions. [2020-10-19 20:09:27,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:27,862 INFO L691 BuchiCegarLoop]: Abstraction has 134 states and 185 transitions. [2020-10-19 20:09:27,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states and 185 transitions. [2020-10-19 20:09:27,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 71. [2020-10-19 20:09:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-19 20:09:27,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 98 transitions. [2020-10-19 20:09:27,869 INFO L714 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2020-10-19 20:09:27,870 INFO L594 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2020-10-19 20:09:27,870 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-10-19 20:09:27,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 98 transitions. [2020-10-19 20:09:27,871 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2020-10-19 20:09:27,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:27,872 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:27,872 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:09:27,873 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:27,873 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 [2020-10-19 20:09:27,873 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 [2020-10-19 20:09:27,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,874 INFO L82 PathProgramCache]: Analyzing trace with hash 28692807, now seen corresponding path program 2 times [2020-10-19 20:09:27,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157570362] [2020-10-19 20:09:27,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:27,887 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:27,904 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:27,914 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:27,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:27,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1214312452, now seen corresponding path program 1 times [2020-10-19 20:09:27,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:27,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414518410] [2020-10-19 20:09:27,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:27,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414518410] [2020-10-19 20:09:27,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:27,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 20:09:27,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459627942] [2020-10-19 20:09:27,952 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:27,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:27,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:27,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:27,953 INFO L87 Difference]: Start difference. First operand 71 states and 98 transitions. cyclomatic complexity: 28 Second operand 3 states. [2020-10-19 20:09:28,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:28,003 INFO L93 Difference]: Finished difference Result 116 states and 156 transitions. [2020-10-19 20:09:28,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:28,007 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 116 states and 156 transitions. [2020-10-19 20:09:28,008 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 109 [2020-10-19 20:09:28,012 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 116 states to 116 states and 156 transitions. [2020-10-19 20:09:28,013 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2020-10-19 20:09:28,015 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2020-10-19 20:09:28,016 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 156 transitions. [2020-10-19 20:09:28,017 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:28,018 INFO L691 BuchiCegarLoop]: Abstraction has 116 states and 156 transitions. [2020-10-19 20:09:28,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 156 transitions. [2020-10-19 20:09:28,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 99. [2020-10-19 20:09:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-19 20:09:28,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 132 transitions. [2020-10-19 20:09:28,031 INFO L714 BuchiCegarLoop]: Abstraction has 99 states and 132 transitions. [2020-10-19 20:09:28,031 INFO L594 BuchiCegarLoop]: Abstraction has 99 states and 132 transitions. [2020-10-19 20:09:28,032 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-10-19 20:09:28,033 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 99 states and 132 transitions. [2020-10-19 20:09:28,034 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 92 [2020-10-19 20:09:28,036 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:28,038 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:28,039 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,039 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] [2020-10-19 20:09:28,039 INFO L794 eck$LassoCheckResult]: Stem: 758#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 726#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 727#L348 havoc start_simulation_#t~ret14, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 747#L198 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 748#L198-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 766#L315-1 assume !false; 800#L316 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret10, eval_#t~nondet11, eval_#t~nondet12, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 797#L264 [2020-10-19 20:09:28,040 INFO L796 eck$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 [2020-10-19 20:09:28,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,040 INFO L82 PathProgramCache]: Analyzing trace with hash 1803984585, now seen corresponding path program 1 times [2020-10-19 20:09:28,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357791668] [2020-10-19 20:09:28,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,053 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,063 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,070 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:28,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,070 INFO L82 PathProgramCache]: Analyzing trace with hash -2084554387, now seen corresponding path program 1 times [2020-10-19 20:09:28,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263489808] [2020-10-19 20:09:28,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:28,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:28,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263489808] [2020-10-19 20:09:28,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:28,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 20:09:28,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030098250] [2020-10-19 20:09:28,092 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:28,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:28,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:28,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:28,093 INFO L87 Difference]: Start difference. First operand 99 states and 132 transitions. cyclomatic complexity: 34 Second operand 3 states. [2020-10-19 20:09:28,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:28,119 INFO L93 Difference]: Finished difference Result 116 states and 154 transitions. [2020-10-19 20:09:28,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:28,120 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 116 states and 154 transitions. [2020-10-19 20:09:28,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 109 [2020-10-19 20:09:28,122 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 116 states to 116 states and 154 transitions. [2020-10-19 20:09:28,122 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2020-10-19 20:09:28,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2020-10-19 20:09:28,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 154 transitions. [2020-10-19 20:09:28,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:28,124 INFO L691 BuchiCegarLoop]: Abstraction has 116 states and 154 transitions. [2020-10-19 20:09:28,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 154 transitions. [2020-10-19 20:09:28,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 99. [2020-10-19 20:09:28,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-19 20:09:28,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 130 transitions. [2020-10-19 20:09:28,131 INFO L714 BuchiCegarLoop]: Abstraction has 99 states and 130 transitions. [2020-10-19 20:09:28,131 INFO L594 BuchiCegarLoop]: Abstraction has 99 states and 130 transitions. [2020-10-19 20:09:28,131 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2020-10-19 20:09:28,131 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 99 states and 130 transitions. [2020-10-19 20:09:28,132 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 92 [2020-10-19 20:09:28,132 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:28,133 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:28,133 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,134 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] [2020-10-19 20:09:28,134 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 [2020-10-19 20:09:28,134 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 [2020-10-19 20:09:28,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1803984585, now seen corresponding path program 2 times [2020-10-19 20:09:28,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781224695] [2020-10-19 20:09:28,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,146 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,157 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,163 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:28,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1845744473, now seen corresponding path program 1 times [2020-10-19 20:09:28,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195354888] [2020-10-19 20:09:28,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:28,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195354888] [2020-10-19 20:09:28,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:28,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 20:09:28,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503331952] [2020-10-19 20:09:28,194 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:28,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:28,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:28,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:28,195 INFO L87 Difference]: Start difference. First operand 99 states and 130 transitions. cyclomatic complexity: 32 Second operand 3 states. [2020-10-19 20:09:28,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:28,220 INFO L93 Difference]: Finished difference Result 125 states and 159 transitions. [2020-10-19 20:09:28,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:28,221 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 159 transitions. [2020-10-19 20:09:28,223 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 108 [2020-10-19 20:09:28,224 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 159 transitions. [2020-10-19 20:09:28,224 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2020-10-19 20:09:28,225 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2020-10-19 20:09:28,225 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 159 transitions. [2020-10-19 20:09:28,226 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:28,226 INFO L691 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2020-10-19 20:09:28,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 159 transitions. [2020-10-19 20:09:28,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-10-19 20:09:28,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-19 20:09:28,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 159 transitions. [2020-10-19 20:09:28,233 INFO L714 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2020-10-19 20:09:28,233 INFO L594 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2020-10-19 20:09:28,234 INFO L427 BuchiCegarLoop]: ======== Iteration 7============ [2020-10-19 20:09:28,234 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 159 transitions. [2020-10-19 20:09:28,235 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 108 [2020-10-19 20:09:28,235 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:28,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:28,236 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,236 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,236 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 [2020-10-19 20:09:28,237 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 [2020-10-19 20:09:28,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 1 times [2020-10-19 20:09:28,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508084530] [2020-10-19 20:09:28,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,256 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,273 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,285 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:28,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,286 INFO L82 PathProgramCache]: Analyzing trace with hash -268918169, now seen corresponding path program 1 times [2020-10-19 20:09:28,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532610068] [2020-10-19 20:09:28,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:28,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:28,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532610068] [2020-10-19 20:09:28,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:28,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-19 20:09:28,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666373496] [2020-10-19 20:09:28,361 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:28,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:28,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-19 20:09:28,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 20:09:28,366 INFO L87 Difference]: Start difference. First operand 125 states and 159 transitions. cyclomatic complexity: 36 Second operand 5 states. [2020-10-19 20:09:28,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:28,466 INFO L93 Difference]: Finished difference Result 275 states and 346 transitions. [2020-10-19 20:09:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 20:09:28,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 275 states and 346 transitions. [2020-10-19 20:09:28,476 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 255 [2020-10-19 20:09:28,482 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 275 states to 275 states and 346 transitions. [2020-10-19 20:09:28,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 275 [2020-10-19 20:09:28,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 275 [2020-10-19 20:09:28,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 275 states and 346 transitions. [2020-10-19 20:09:28,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:28,484 INFO L691 BuchiCegarLoop]: Abstraction has 275 states and 346 transitions. [2020-10-19 20:09:28,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states and 346 transitions. [2020-10-19 20:09:28,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 134. [2020-10-19 20:09:28,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-19 20:09:28,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 167 transitions. [2020-10-19 20:09:28,499 INFO L714 BuchiCegarLoop]: Abstraction has 134 states and 167 transitions. [2020-10-19 20:09:28,499 INFO L594 BuchiCegarLoop]: Abstraction has 134 states and 167 transitions. [2020-10-19 20:09:28,499 INFO L427 BuchiCegarLoop]: ======== Iteration 8============ [2020-10-19 20:09:28,502 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 134 states and 167 transitions. [2020-10-19 20:09:28,503 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 117 [2020-10-19 20:09:28,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:28,503 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:28,504 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,504 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,505 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 [2020-10-19 20:09:28,505 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 [2020-10-19 20:09:28,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 2 times [2020-10-19 20:09:28,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071896166] [2020-10-19 20:09:28,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,518 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,526 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,533 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:28,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,534 INFO L82 PathProgramCache]: Analyzing trace with hash -872319612, now seen corresponding path program 1 times [2020-10-19 20:09:28,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971619772] [2020-10-19 20:09:28,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:28,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971619772] [2020-10-19 20:09:28,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:28,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-19 20:09:28,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147266014] [2020-10-19 20:09:28,580 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:28,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:28,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-19 20:09:28,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 20:09:28,581 INFO L87 Difference]: Start difference. First operand 134 states and 167 transitions. cyclomatic complexity: 35 Second operand 5 states. [2020-10-19 20:09:28,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:28,657 INFO L93 Difference]: Finished difference Result 296 states and 360 transitions. [2020-10-19 20:09:28,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 20:09:28,658 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 296 states and 360 transitions. [2020-10-19 20:09:28,661 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 279 [2020-10-19 20:09:28,663 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 296 states to 296 states and 360 transitions. [2020-10-19 20:09:28,664 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 296 [2020-10-19 20:09:28,664 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 296 [2020-10-19 20:09:28,664 INFO L73 IsDeterministic]: Start isDeterministic. Operand 296 states and 360 transitions. [2020-10-19 20:09:28,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:28,665 INFO L691 BuchiCegarLoop]: Abstraction has 296 states and 360 transitions. [2020-10-19 20:09:28,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states and 360 transitions. [2020-10-19 20:09:28,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 146. [2020-10-19 20:09:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-19 20:09:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 179 transitions. [2020-10-19 20:09:28,673 INFO L714 BuchiCegarLoop]: Abstraction has 146 states and 179 transitions. [2020-10-19 20:09:28,673 INFO L594 BuchiCegarLoop]: Abstraction has 146 states and 179 transitions. [2020-10-19 20:09:28,673 INFO L427 BuchiCegarLoop]: ======== Iteration 9============ [2020-10-19 20:09:28,673 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 146 states and 179 transitions. [2020-10-19 20:09:28,674 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 129 [2020-10-19 20:09:28,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:28,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:28,675 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,676 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:28,676 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 [2020-10-19 20:09:28,676 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 [2020-10-19 20:09:28,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 3 times [2020-10-19 20:09:28,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584940186] [2020-10-19 20:09:28,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,686 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,694 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,702 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:28,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1078264795, now seen corresponding path program 1 times [2020-10-19 20:09:28,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302488940] [2020-10-19 20:09:28,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,708 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:28,712 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:28,716 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:28,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:28,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1917816028, now seen corresponding path program 1 times [2020-10-19 20:09:28,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:28,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403965326] [2020-10-19 20:09:28,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:28,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403965326] [2020-10-19 20:09:28,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:28,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-19 20:09:28,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971895834] [2020-10-19 20:09:28,941 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:09:28,942 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:09:28,942 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:09:28,942 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:09:28,943 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 20:09:28,943 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:28,943 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:09:28,943 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:09:28,943 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2020-10-19 20:09:28,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:09:28,944 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:09:28,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:28,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:28,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:28,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:28,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,190 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:09:29,191 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:29,198 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 20:09:29,199 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:29,211 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 20:09:29,211 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) [2020-10-19 20:09:29,250 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 20:09:29,250 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:29,297 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 20:09:29,297 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:29,345 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 20:09:29,347 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:09:29,347 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:09:29,347 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:09:29,347 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:09:29,347 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 20:09:29,347 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:29,347 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:09:29,348 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:09:29,348 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2020-10-19 20:09:29,348 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:09:29,348 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:09:29,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:29,561 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:09:29,567 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) [2020-10-19 20:09:29,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,576 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:29,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,579 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:29,579 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 [2020-10-19 20:09:29,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:29,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:29,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:29,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:29,658 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) [2020-10-19 20:09:29,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:29,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:29,722 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 [2020-10-19 20:09:29,724 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) [2020-10-19 20:09:29,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,772 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:29,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,775 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:29,776 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 [2020-10-19 20:09:29,782 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) [2020-10-19 20:09:29,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:29,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:29,827 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 [2020-10-19 20:09:29,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:29,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:29,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:29,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:29,864 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) [2020-10-19 20:09:29,905 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 [2020-10-19 20:09:29,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:29,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:29,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:29,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 11 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:29,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:29,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:29,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:29,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:29,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 12 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:29,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:29,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:29,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:29,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:29,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:29,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:30,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:30,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:30,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:30,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,038 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:30,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:30,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:30,092 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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,094 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 [2020-10-19 20:09:30,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,096 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:30,096 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:30,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,119 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 [2020-10-19 20:09:30,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,148 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,149 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,177 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,178 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,221 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:30,221 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:30,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:30,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,272 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,273 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,327 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,369 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,373 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:30,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,415 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,416 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,423 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) [2020-10-19 20:09:30,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,457 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,458 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,458 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 [2020-10-19 20:09:30,461 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,495 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,522 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:30,524 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:30,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,526 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:30,547 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 [2020-10-19 20:09:30,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,551 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:30,551 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,553 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:30,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,589 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,619 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,620 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,647 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:30,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,648 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:30,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,651 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 [2020-10-19 20:09:30,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,678 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,680 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 [2020-10-19 20:09:30,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,705 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,706 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,708 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 [2020-10-19 20:09:30,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,738 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,744 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 [2020-10-19 20:09:30,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,777 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:30,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,826 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,829 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,829 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 [2020-10-19 20:09:30,833 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) [2020-10-19 20:09:30,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,877 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,878 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,879 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 [2020-10-19 20:09:30,884 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) [2020-10-19 20:09:30,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:30,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:30,921 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:30,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:30,925 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 [2020-10-19 20:09:30,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:30,955 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) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:30,957 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 [2020-10-19 20:09:30,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:30,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:30,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:30,959 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:30,959 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:30,967 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:30,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:30,973 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 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 [2020-10-19 20:09:31,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,005 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,006 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,008 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 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 [2020-10-19 20:09:31,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,035 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,036 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,075 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 [2020-10-19 20:09:31,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,077 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:31,077 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,078 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:31,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,104 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,105 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,107 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 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,132 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,135 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) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,159 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,161 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,166 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 [2020-10-19 20:09:31,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,191 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,193 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,207 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) [2020-10-19 20:09:31,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,246 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,247 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,247 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 [2020-10-19 20:09:31,258 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) [2020-10-19 20:09:31,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,292 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,293 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,293 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 [2020-10-19 20:09:31,299 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 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 [2020-10-19 20:09:31,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:31,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,328 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:31,330 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:31,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:31,364 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) [2020-10-19 20:09:31,367 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 [2020-10-19 20:09:31,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,369 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,370 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:31,370 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:31,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,381 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 [2020-10-19 20:09:31,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,409 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,409 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,410 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,412 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) [2020-10-19 20:09:31,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,435 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,436 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,437 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,441 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 [2020-10-19 20:09:31,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,466 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,467 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:31,467 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:31,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:31,493 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 [2020-10-19 20:09:31,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,495 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,495 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,496 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,498 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) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,520 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 [2020-10-19 20:09:31,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,522 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,522 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,523 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,526 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) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,551 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,551 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,552 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,559 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 [2020-10-19 20:09:31,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,584 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,584 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,584 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,586 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,596 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) [2020-10-19 20:09:31,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,621 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,621 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,622 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,627 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:31,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,660 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,661 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,662 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,666 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 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 [2020-10-19 20:09:31,690 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 [2020-10-19 20:09:31,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,692 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:31,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,692 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:31,694 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:31,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:31,727 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) [2020-10-19 20:09:31,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,734 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:31,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,734 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:31,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:31,737 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:31,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,752 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) [2020-10-19 20:09:31,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,786 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:31,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:31,788 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:31,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,794 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) [2020-10-19 20:09:31,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:31,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,828 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:31,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,829 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:31,829 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:31,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,834 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) [2020-10-19 20:09:31,866 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 [2020-10-19 20:09:31,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,869 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:31,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,869 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:31,870 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:31,871 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:31,871 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 [2020-10-19 20:09:31,880 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) [2020-10-19 20:09:31,912 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 [2020-10-19 20:09:31,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,915 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:31,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,915 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:31,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:31,917 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 [2020-10-19 20:09:31,921 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 [2020-10-19 20:09:31,942 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 [2020-10-19 20:09:31,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,944 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:31,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,945 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:31,945 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:31,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,950 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 [2020-10-19 20:09:31,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:31,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:31,976 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:31,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:31,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:31,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:31,976 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:31,979 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:31,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:31,989 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 [2020-10-19 20:09:32,009 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 [2020-10-19 20:09:32,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,012 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:32,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,016 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,023 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 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 [2020-10-19 20:09:32,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,051 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:32,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,053 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,059 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 [2020-10-19 20:09:32,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,083 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:32,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,084 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,085 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,091 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 [2020-10-19 20:09:32,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,114 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:32,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,115 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,118 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:32,143 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 [2020-10-19 20:09:32,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,147 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,148 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:32,148 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,152 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:32,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,167 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 [2020-10-19 20:09:32,216 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 [2020-10-19 20:09:32,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,218 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,219 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,220 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,226 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 [2020-10-19 20:09:32,256 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 [2020-10-19 20:09:32,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,258 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,258 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,260 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,267 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 [2020-10-19 20:09:32,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,291 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,291 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:32,291 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,293 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:32,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,302 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) [2020-10-19 20:09:32,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,341 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,341 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,342 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,343 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,343 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 [2020-10-19 20:09:32,349 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 [2020-10-19 20:09:32,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,382 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,384 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2020-10-19 20:09:32,409 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 [2020-10-19 20:09:32,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,412 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,412 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,415 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 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 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:32,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,480 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,480 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,486 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,496 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) [2020-10-19 20:09:32,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,548 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,549 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,551 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,551 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 [2020-10-19 20:09:32,564 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 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:32,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,615 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,615 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,617 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,617 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 [2020-10-19 20:09:32,628 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) [2020-10-19 20:09:32,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,664 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:32,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,665 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:32,668 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:32,668 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 [2020-10-19 20:09:32,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:32,708 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) [2020-10-19 20:09:32,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,715 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,715 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:32,715 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,717 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:32,717 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 [2020-10-19 20:09:32,724 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) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:32,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,751 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,754 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 [2020-10-19 20:09:32,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,777 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,777 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,778 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,780 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 [2020-10-19 20:09:32,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,804 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,804 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:32,804 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,805 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:32,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,810 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 [2020-10-19 20:09:32,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,841 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,847 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,850 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 [2020-10-19 20:09:32,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,874 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,874 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,875 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,877 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 [2020-10-19 20:09:32,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,901 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,902 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,903 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,908 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 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 [2020-10-19 20:09:32,929 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 [2020-10-19 20:09:32,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,931 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,936 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 [2020-10-19 20:09:32,957 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 [2020-10-19 20:09:32,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,959 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,964 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 [2020-10-19 20:09:32,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:32,987 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:32,987 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:32,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:32,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:32,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:32,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:32,988 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:32,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:32,993 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 [2020-10-19 20:09:33,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,016 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:33,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,017 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:33,018 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:33,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:33,044 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 [2020-10-19 20:09:33,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,047 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,047 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:33,047 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,051 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-19 20:09:33,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,062 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 [2020-10-19 20:09:33,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,085 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,086 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,090 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 [2020-10-19 20:09:33,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,114 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,114 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,120 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 [2020-10-19 20:09:33,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,143 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,144 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:33,144 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,145 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-19 20:09:33,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,151 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) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:33,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,174 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,175 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,179 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 [2020-10-19 20:09:33,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,202 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,203 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,207 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 [2020-10-19 20:09:33,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,231 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,231 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,244 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) [2020-10-19 20:09:33,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,267 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,267 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,269 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,269 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 [2020-10-19 20:09:33,276 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 [2020-10-19 20:09:33,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,301 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,307 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 [2020-10-19 20:09:33,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,336 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,336 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,342 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 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 [2020-10-19 20:09:33,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:33,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:33,365 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:33,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:33,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:33,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:33,365 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:33,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:33,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:33,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:33,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:33,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 20:09:33,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-19 20:09:33,396 INFO L87 Difference]: Start difference. First operand 146 states and 179 transitions. cyclomatic complexity: 35 Second operand 7 states. [2020-10-19 20:09:33,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:33,508 INFO L93 Difference]: Finished difference Result 379 states and 450 transitions. [2020-10-19 20:09:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-19 20:09:33,508 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 379 states and 450 transitions. [2020-10-19 20:09:33,513 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 360 [2020-10-19 20:09:33,516 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 379 states to 379 states and 450 transitions. [2020-10-19 20:09:33,516 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 379 [2020-10-19 20:09:33,517 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 379 [2020-10-19 20:09:33,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 379 states and 450 transitions. [2020-10-19 20:09:33,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:33,518 INFO L691 BuchiCegarLoop]: Abstraction has 379 states and 450 transitions. [2020-10-19 20:09:33,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states and 450 transitions. [2020-10-19 20:09:33,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 273. [2020-10-19 20:09:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2020-10-19 20:09:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 328 transitions. [2020-10-19 20:09:33,532 INFO L714 BuchiCegarLoop]: Abstraction has 273 states and 328 transitions. [2020-10-19 20:09:33,532 INFO L594 BuchiCegarLoop]: Abstraction has 273 states and 328 transitions. [2020-10-19 20:09:33,532 INFO L427 BuchiCegarLoop]: ======== Iteration 10============ [2020-10-19 20:09:33,533 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 273 states and 328 transitions. [2020-10-19 20:09:33,535 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 255 [2020-10-19 20:09:33,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:33,535 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:33,536 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:33,536 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:33,538 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 [2020-10-19 20:09:33,538 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 [2020-10-19 20:09:33,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:33,539 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 4 times [2020-10-19 20:09:33,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:33,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978214003] [2020-10-19 20:09:33,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:33,552 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:33,559 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:33,563 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:33,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:33,564 INFO L82 PathProgramCache]: Analyzing trace with hash -872319550, now seen corresponding path program 1 times [2020-10-19 20:09:33,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:33,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955380364] [2020-10-19 20:09:33,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:33,568 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:33,571 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:33,573 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:33,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:33,574 INFO L82 PathProgramCache]: Analyzing trace with hash 2123761273, now seen corresponding path program 1 times [2020-10-19 20:09:33,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:33,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408099984] [2020-10-19 20:09:33,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:33,582 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:33,589 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:33,596 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:33,686 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:09:33,686 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:09:33,686 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:09:33,686 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:09:33,687 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 20:09:33,687 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:33,687 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:09:33,687 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:09:33,687 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Loop [2020-10-19 20:09:33,687 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:09:33,687 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:09:33,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:33,885 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:09:33,885 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) [2020-10-19 20:09:33,889 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 20:09:33,889 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:33,895 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 20:09:33,896 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) [2020-10-19 20:09:33,930 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 20:09:33,931 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 105 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 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:34,019 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 20:09:34,019 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 [2020-10-19 20:09:34,100 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 20:09:34,101 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:09:34,101 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:09:34,102 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:09:34,102 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:09:34,102 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 20:09:34,102 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:34,102 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:09:34,102 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:09:34,102 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Loop [2020-10-19 20:09:34,102 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:09:34,103 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:09:34,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:34,296 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:09:34,296 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 [2020-10-19 20:09:34,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,306 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 [2020-10-19 20:09:34,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,330 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:34,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,331 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:34,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,337 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 [2020-10-19 20:09:34,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,362 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 [2020-10-19 20:09:34,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,393 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 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:34,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:34,438 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) [2020-10-19 20:09:34,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:34,484 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 [2020-10-19 20:09:34,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,512 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:34,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,513 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:34,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,515 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 [2020-10-19 20:09:34,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,540 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 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 [2020-10-19 20:09:34,562 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 [2020-10-19 20:09:34,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,567 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 [2020-10-19 20:09:34,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:34,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,593 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) [2020-10-19 20:09:34,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:34,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,645 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:34,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:34,645 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:34,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:34,666 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) [2020-10-19 20:09:34,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,671 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,671 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:34,673 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 [2020-10-19 20:09:34,694 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 [2020-10-19 20:09:34,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,696 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:34,696 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:34,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,701 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 [2020-10-19 20:09:34,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,730 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,730 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,732 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 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 [2020-10-19 20:09:34,754 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 [2020-10-19 20:09:34,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,757 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,759 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 [2020-10-19 20:09:34,781 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 [2020-10-19 20:09:34,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,782 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,783 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,784 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 [2020-10-19 20:09:34,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,814 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,815 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,816 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 [2020-10-19 20:09:34,838 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 [2020-10-19 20:09:34,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,839 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:34,839 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:34,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,842 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 [2020-10-19 20:09:34,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,865 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,865 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2020-10-19 20:09:34,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,893 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,893 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,895 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 [2020-10-19 20:09:34,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,920 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,921 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:34,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,923 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 [2020-10-19 20:09:34,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,946 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:34,947 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:34,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:34,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:34,969 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 [2020-10-19 20:09:34,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:34,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:34,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:34,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:34,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:34,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:34,983 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:34,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:34,984 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) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:35,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,008 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,009 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:35,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,013 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 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 [2020-10-19 20:09:35,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,036 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,036 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:35,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,038 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 [2020-10-19 20:09:35,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,062 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,063 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:35,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,067 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 [2020-10-19 20:09:35,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,091 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,092 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:35,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,094 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 [2020-10-19 20:09:35,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:35,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,121 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 [2020-10-19 20:09:35,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,145 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,145 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,146 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:35,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,148 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 [2020-10-19 20:09:35,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,172 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:35,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,175 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 [2020-10-19 20:09:35,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,197 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,198 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:35,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,200 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 [2020-10-19 20:09:35,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,224 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,224 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:35,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,228 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 [2020-10-19 20:09:35,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,251 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:35,252 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:35,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:35,275 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 [2020-10-19 20:09:35,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,278 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,279 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,281 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 [2020-10-19 20:09:35,303 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 [2020-10-19 20:09:35,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,304 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,304 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,306 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:35,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,312 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 [2020-10-19 20:09:35,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,335 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,335 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,337 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 [2020-10-19 20:09:35,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,365 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,369 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 [2020-10-19 20:09:35,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,393 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,397 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 [2020-10-19 20:09:35,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,420 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,422 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,426 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) [2020-10-19 20:09:35,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,462 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,462 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,464 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:35,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:35,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:35,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,513 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,519 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,527 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 147 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 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:35,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,570 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,571 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:35,578 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) [2020-10-19 20:09:35,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,623 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,625 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:35,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:35,631 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) [2020-10-19 20:09:35,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:35,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,669 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:35,670 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:35,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:35,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:35,709 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) [2020-10-19 20:09:35,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,713 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,713 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,714 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,715 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:35,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:35,718 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) [2020-10-19 20:09:35,755 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 [2020-10-19 20:09:35,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,757 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,757 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,757 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:35,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:35,766 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) [2020-10-19 20:09:35,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,806 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,807 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,808 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:35,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 153 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 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 [2020-10-19 20:09:35,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,833 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,833 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,834 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:35,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,837 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 [2020-10-19 20:09:35,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,868 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:35,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,871 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 [2020-10-19 20:09:35,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,895 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,895 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,897 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:35,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,899 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 [2020-10-19 20:09:35,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,923 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:35,923 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:35,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,928 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 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 [2020-10-19 20:09:35,950 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 [2020-10-19 20:09:35,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,952 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,952 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,953 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:35,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,957 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 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 [2020-10-19 20:09:35,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:35,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:35,979 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:35,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:35,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:35,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:35,980 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:35,980 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:35,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:35,983 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 [2020-10-19 20:09:36,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,012 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:36,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:36,014 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-10-19 20:09:36,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,020 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 [2020-10-19 20:09:36,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,042 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,043 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:36,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,043 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:36,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-10-19 20:09:36,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:36,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:36,067 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 [2020-10-19 20:09:36,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,070 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,071 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,071 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,074 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 [2020-10-19 20:09:36,095 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 [2020-10-19 20:09:36,096 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,097 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,097 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:36,097 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,099 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:36,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,108 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 [2020-10-19 20:09:36,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,131 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,131 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,132 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,134 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 [2020-10-19 20:09:36,157 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 [2020-10-19 20:09:36,158 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,158 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,159 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,161 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,168 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) [2020-10-19 20:09:36,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,203 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,205 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,205 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 [2020-10-19 20:09:36,215 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 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:36,262 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 [2020-10-19 20:09:36,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,265 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,267 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 [2020-10-19 20:09:36,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:36,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,325 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,325 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:36,325 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,327 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:36,327 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 [2020-10-19 20:09:36,337 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) [2020-10-19 20:09:36,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,397 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,397 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,399 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,399 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 [2020-10-19 20:09:36,412 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) [2020-10-19 20:09:36,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,471 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,471 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,473 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,473 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 [2020-10-19 20:09:36,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:36,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,516 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,516 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,516 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,518 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:36,518 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 [2020-10-19 20:09:36,525 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) [2020-10-19 20:09:36,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,562 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-10-19 20:09:36,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,562 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:36,563 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:36,564 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:36,564 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 [2020-10-19 20:09:36,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:36,604 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) [2020-10-19 20:09:36,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,610 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,610 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,612 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,612 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 [2020-10-19 20:09:36,618 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) Waiting until toolchain timeout for monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:36,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,646 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,647 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:36,647 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,649 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:36,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,664 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 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 [2020-10-19 20:09:36,685 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 [2020-10-19 20:09:36,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,687 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,688 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,694 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 [2020-10-19 20:09:36,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,719 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,720 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,722 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,731 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 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 [2020-10-19 20:09:36,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,755 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,757 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,766 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 [2020-10-19 20:09:36,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,792 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,792 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,794 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,800 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 [2020-10-19 20:09:36,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,856 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,856 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:36,856 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,858 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:36,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,865 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 [2020-10-19 20:09:36,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,888 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,888 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,889 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,898 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 [2020-10-19 20:09:36,919 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 [2020-10-19 20:09:36,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,920 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,922 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,928 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 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 [2020-10-19 20:09:36,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:36,951 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,953 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-10-19 20:09:36,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,961 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 [2020-10-19 20:09:36,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:36,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:36,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:36,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:36,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:36,983 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:36,983 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-10-19 20:09:36,984 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-10-19 20:09:36,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:36,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:37,014 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 [2020-10-19 20:09:37,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,017 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,017 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,018 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,020 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 [2020-10-19 20:09:37,042 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 [2020-10-19 20:09:37,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,043 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,043 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:37,044 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,045 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:37,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,050 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 [2020-10-19 20:09:37,071 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 [2020-10-19 20:09:37,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,072 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,073 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,076 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) [2020-10-19 20:09:37,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 [2020-10-19 20:09:37,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,099 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,099 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,101 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,106 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 [2020-10-19 20:09:37,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,129 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,129 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,130 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,133 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 [2020-10-19 20:09:37,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,156 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,156 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,157 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,162 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 [2020-10-19 20:09:37,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,184 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,184 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:37,184 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,185 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:37,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,189 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 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 [2020-10-19 20:09:37,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,212 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,212 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,213 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,216 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 [2020-10-19 20:09:37,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,240 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,241 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,244 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 [2020-10-19 20:09:37,267 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 [2020-10-19 20:09:37,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,268 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,269 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,270 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 20:09:37,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 194 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:37,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,313 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-10-19 20:09:37,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,313 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:37,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-10-19 20:09:37,315 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-10-19 20:09:37,315 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 [2020-10-19 20:09:37,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:37,349 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) [2020-10-19 20:09:37,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,357 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,357 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:37,359 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 [2020-10-19 20:09:37,368 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) [2020-10-19 20:09:37,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,424 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,424 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:37,425 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,428 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-19 20:09:37,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 196 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:37,443 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) [2020-10-19 20:09:37,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,506 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:37,507 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 [2020-10-19 20:09:37,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 198 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:37,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,564 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,565 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:37,570 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 [2020-10-19 20:09:37,586 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) [2020-10-19 20:09:37,641 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 [2020-10-19 20:09:37,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,644 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,644 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:37,647 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 [2020-10-19 20:09:37,660 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) [2020-10-19 20:09:37,715 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 Waiting until toolchain timeout for monitored process 200 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:37,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,718 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,719 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:37,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:37,733 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 201 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:09:37,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,794 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:37,794 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,797 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-19 20:09:37,797 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 [2020-10-19 20:09:37,806 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) [2020-10-19 20:09:37,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,866 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,866 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,867 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:37,869 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 [2020-10-19 20:09:37,878 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) [2020-10-19 20:09:37,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,942 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:37,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:37,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 203 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:37,953 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) [2020-10-19 20:09:37,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:37,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:37,997 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:37,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:37,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:37,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:37,998 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:38,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:38,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 204 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:38,010 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) [2020-10-19 20:09:38,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:38,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-10-19 20:09:38,051 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-10-19 20:09:38,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:38,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:38,052 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:38,052 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-10-19 20:09:38,053 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-10-19 20:09:38,053 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 [2020-10-19 20:09:38,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-10-19 20:09:38,499 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2020-10-19 20:09:38,663 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-19 20:09:38,666 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:09:38,666 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:09:38,666 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:09:38,666 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:09:38,666 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 20:09:38,666 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:38,666 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:09:38,666 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:09:38,667 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Lasso [2020-10-19 20:09:38,667 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:09:38,667 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:09:38,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:38,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:09:39,357 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:09:39,357 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) Waiting until toolchain timeout for monitored process 206 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:39,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:39,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:39,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:39,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:39,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:39,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:39,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:39,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:39,381 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 [2020-10-19 20:09:39,404 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 [2020-10-19 20:09:39,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:39,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:39,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:39,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:39,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:39,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:39,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:39,407 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 [2020-10-19 20:09:39,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:39,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:39,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:09:39,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:39,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:39,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:39,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:09:39,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:09:39,431 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 [2020-10-19 20:09:39,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:39,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:39,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:39,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:39,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:39,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:39,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 20:09:39,461 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 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 [2020-10-19 20:09:39,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:39,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:39,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:39,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:09:39,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:09:39,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-19 20:09:39,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-19 20:09:39,491 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) [2020-10-19 20:09:39,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 20:09:39,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:09:39,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:09:39,524 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 20:09:39,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 211 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:09:39,528 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-10-19 20:09:39,528 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-10-19 20:09:39,540 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 20:09:39,606 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2020-10-19 20:09:39,606 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) [2020-10-19 20:09:39,625 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 [2020-10-19 20:09:39,630 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-10-19 20:09:39,631 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 20:09:39,632 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2020-10-19 20:09:39,697 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-10-19 20:09:39,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:39,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 20:09:39,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:09:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:39,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-19 20:09:39,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:09:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:39,874 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 [2020-10-19 20:09:39,875 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 273 states and 328 transitions. cyclomatic complexity: 59 Second operand 6 states. [2020-10-19 20:09:40,052 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. [2020-10-19 20:09:40,053 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 [2020-10-19 20:09:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-10-19 20:09:40,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 340 transitions. [2020-10-19 20:09:40,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 16 letters. Loop has 15 letters. [2020-10-19 20:09:40,058 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:09:40,059 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 31 letters. Loop has 15 letters. [2020-10-19 20:09:40,059 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:09:40,060 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 16 letters. Loop has 30 letters. [2020-10-19 20:09:40,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:09:40,061 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1301 states and 1581 transitions. [2020-10-19 20:09:40,073 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 675 [2020-10-19 20:09:40,081 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1301 states to 1061 states and 1288 transitions. [2020-10-19 20:09:40,082 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 772 [2020-10-19 20:09:40,083 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 777 [2020-10-19 20:09:40,083 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1061 states and 1288 transitions. [2020-10-19 20:09:40,083 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-19 20:09:40,083 INFO L691 BuchiCegarLoop]: Abstraction has 1061 states and 1288 transitions. [2020-10-19 20:09:40,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1061 states and 1288 transitions. [2020-10-19 20:09:40,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1061 to 787. [2020-10-19 20:09:40,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-10-19 20:09:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 956 transitions. [2020-10-19 20:09:40,136 INFO L714 BuchiCegarLoop]: Abstraction has 787 states and 956 transitions. [2020-10-19 20:09:40,136 INFO L594 BuchiCegarLoop]: Abstraction has 787 states and 956 transitions. [2020-10-19 20:09:40,136 INFO L427 BuchiCegarLoop]: ======== Iteration 11============ [2020-10-19 20:09:40,136 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 787 states and 956 transitions. [2020-10-19 20:09:40,140 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 446 [2020-10-19 20:09:40,140 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:40,140 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:40,142 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,142 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,148 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 [2020-10-19 20:09:40,148 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 [2020-10-19 20:09:40,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,149 INFO L82 PathProgramCache]: Analyzing trace with hash 560336285, now seen corresponding path program 1 times [2020-10-19 20:09:40,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657353439] [2020-10-19 20:09:40,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:40,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:40,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657353439] [2020-10-19 20:09:40,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:40,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 20:09:40,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429370715] [2020-10-19 20:09:40,189 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 20:09:40,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1691430829, now seen corresponding path program 1 times [2020-10-19 20:09:40,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135269543] [2020-10-19 20:09:40,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:40,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:40,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135269543] [2020-10-19 20:09:40,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:40,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-19 20:09:40,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384000047] [2020-10-19 20:09:40,202 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:40,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:40,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:40,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:40,203 INFO L87 Difference]: Start difference. First operand 787 states and 956 transitions. cyclomatic complexity: 183 Second operand 3 states. [2020-10-19 20:09:40,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:40,225 INFO L93 Difference]: Finished difference Result 400 states and 477 transitions. [2020-10-19 20:09:40,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:40,226 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 400 states and 477 transitions. [2020-10-19 20:09:40,229 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 264 [2020-10-19 20:09:40,232 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 400 states to 343 states and 410 transitions. [2020-10-19 20:09:40,233 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 340 [2020-10-19 20:09:40,233 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 343 [2020-10-19 20:09:40,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 343 states and 410 transitions. [2020-10-19 20:09:40,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-19 20:09:40,234 INFO L691 BuchiCegarLoop]: Abstraction has 343 states and 410 transitions. [2020-10-19 20:09:40,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states and 410 transitions. [2020-10-19 20:09:40,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 279. [2020-10-19 20:09:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-10-19 20:09:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 337 transitions. [2020-10-19 20:09:40,241 INFO L714 BuchiCegarLoop]: Abstraction has 279 states and 337 transitions. [2020-10-19 20:09:40,241 INFO L594 BuchiCegarLoop]: Abstraction has 279 states and 337 transitions. [2020-10-19 20:09:40,242 INFO L427 BuchiCegarLoop]: ======== Iteration 12============ [2020-10-19 20:09:40,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 279 states and 337 transitions. [2020-10-19 20:09:40,244 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 237 [2020-10-19 20:09:40,244 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:40,244 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:40,245 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,245 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,245 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 [2020-10-19 20:09:40,245 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 [2020-10-19 20:09:40,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,246 INFO L82 PathProgramCache]: Analyzing trace with hash 190554158, now seen corresponding path program 1 times [2020-10-19 20:09:40,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038318378] [2020-10-19 20:09:40,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:40,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:40,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038318378] [2020-10-19 20:09:40,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:40,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-19 20:09:40,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341176508] [2020-10-19 20:09:40,287 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 20:09:40,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1940933996, now seen corresponding path program 1 times [2020-10-19 20:09:40,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793709989] [2020-10-19 20:09:40,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:40,295 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793709989] [2020-10-19 20:09:40,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:40,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 20:09:40,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182837003] [2020-10-19 20:09:40,296 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 20:09:40,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:40,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:40,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:40,297 INFO L87 Difference]: Start difference. First operand 279 states and 337 transitions. cyclomatic complexity: 60 Second operand 3 states. [2020-10-19 20:09:40,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:40,319 INFO L93 Difference]: Finished difference Result 374 states and 437 transitions. [2020-10-19 20:09:40,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:40,320 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 437 transitions. [2020-10-19 20:09:40,323 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 318 [2020-10-19 20:09:40,326 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 374 states and 437 transitions. [2020-10-19 20:09:40,326 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374 [2020-10-19 20:09:40,326 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374 [2020-10-19 20:09:40,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 374 states and 437 transitions. [2020-10-19 20:09:40,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-19 20:09:40,327 INFO L691 BuchiCegarLoop]: Abstraction has 374 states and 437 transitions. [2020-10-19 20:09:40,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states and 437 transitions. [2020-10-19 20:09:40,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 215. [2020-10-19 20:09:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-10-19 20:09:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 254 transitions. [2020-10-19 20:09:40,333 INFO L714 BuchiCegarLoop]: Abstraction has 215 states and 254 transitions. [2020-10-19 20:09:40,333 INFO L594 BuchiCegarLoop]: Abstraction has 215 states and 254 transitions. [2020-10-19 20:09:40,333 INFO L427 BuchiCegarLoop]: ======== Iteration 13============ [2020-10-19 20:09:40,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 215 states and 254 transitions. [2020-10-19 20:09:40,335 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 166 [2020-10-19 20:09:40,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:40,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:40,336 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,336 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,336 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 [2020-10-19 20:09:40,336 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 [2020-10-19 20:09:40,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,337 INFO L82 PathProgramCache]: Analyzing trace with hash 190554158, now seen corresponding path program 2 times [2020-10-19 20:09:40,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872734019] [2020-10-19 20:09:40,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:40,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872734019] [2020-10-19 20:09:40,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:40,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-19 20:09:40,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662290573] [2020-10-19 20:09:40,374 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 20:09:40,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,374 INFO L82 PathProgramCache]: Analyzing trace with hash 896628821, now seen corresponding path program 1 times [2020-10-19 20:09:40,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799920643] [2020-10-19 20:09:40,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,378 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,380 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,382 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:40,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:40,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 20:09:40,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-19 20:09:40,419 INFO L87 Difference]: Start difference. First operand 215 states and 254 transitions. cyclomatic complexity: 42 Second operand 7 states. [2020-10-19 20:09:40,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:40,500 INFO L93 Difference]: Finished difference Result 216 states and 248 transitions. [2020-10-19 20:09:40,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 20:09:40,501 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 216 states and 248 transitions. [2020-10-19 20:09:40,503 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 132 [2020-10-19 20:09:40,505 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 216 states to 215 states and 247 transitions. [2020-10-19 20:09:40,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 215 [2020-10-19 20:09:40,505 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 215 [2020-10-19 20:09:40,505 INFO L73 IsDeterministic]: Start isDeterministic. Operand 215 states and 247 transitions. [2020-10-19 20:09:40,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:40,506 INFO L691 BuchiCegarLoop]: Abstraction has 215 states and 247 transitions. [2020-10-19 20:09:40,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states and 247 transitions. [2020-10-19 20:09:40,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 176. [2020-10-19 20:09:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-10-19 20:09:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 206 transitions. [2020-10-19 20:09:40,510 INFO L714 BuchiCegarLoop]: Abstraction has 176 states and 206 transitions. [2020-10-19 20:09:40,510 INFO L594 BuchiCegarLoop]: Abstraction has 176 states and 206 transitions. [2020-10-19 20:09:40,510 INFO L427 BuchiCegarLoop]: ======== Iteration 14============ [2020-10-19 20:09:40,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 176 states and 206 transitions. [2020-10-19 20:09:40,512 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 103 [2020-10-19 20:09:40,512 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:40,512 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:40,513 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] [2020-10-19 20:09:40,513 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,513 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 [2020-10-19 20:09:40,513 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 [2020-10-19 20:09:40,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,514 INFO L82 PathProgramCache]: Analyzing trace with hash -2034026126, now seen corresponding path program 1 times [2020-10-19 20:09:40,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455923566] [2020-10-19 20:09:40,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:09:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:09:40,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455923566] [2020-10-19 20:09:40,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 20:09:40,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 20:09:40,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059002355] [2020-10-19 20:09:40,537 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 20:09:40,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,537 INFO L82 PathProgramCache]: Analyzing trace with hash 896628821, now seen corresponding path program 2 times [2020-10-19 20:09:40,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925113590] [2020-10-19 20:09:40,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,541 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,543 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,545 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:40,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 20:09:40,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 20:09:40,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 20:09:40,581 INFO L87 Difference]: Start difference. First operand 176 states and 206 transitions. cyclomatic complexity: 33 Second operand 3 states. [2020-10-19 20:09:40,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 20:09:40,593 INFO L93 Difference]: Finished difference Result 169 states and 194 transitions. [2020-10-19 20:09:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 20:09:40,594 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 169 states and 194 transitions. [2020-10-19 20:09:40,596 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 103 [2020-10-19 20:09:40,597 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 169 states to 169 states and 194 transitions. [2020-10-19 20:09:40,597 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 169 [2020-10-19 20:09:40,598 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 169 [2020-10-19 20:09:40,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 169 states and 194 transitions. [2020-10-19 20:09:40,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:09:40,598 INFO L691 BuchiCegarLoop]: Abstraction has 169 states and 194 transitions. [2020-10-19 20:09:40,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states and 194 transitions. [2020-10-19 20:09:40,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2020-10-19 20:09:40,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-10-19 20:09:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 194 transitions. [2020-10-19 20:09:40,602 INFO L714 BuchiCegarLoop]: Abstraction has 169 states and 194 transitions. [2020-10-19 20:09:40,602 INFO L594 BuchiCegarLoop]: Abstraction has 169 states and 194 transitions. [2020-10-19 20:09:40,602 INFO L427 BuchiCegarLoop]: ======== Iteration 15============ [2020-10-19 20:09:40,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 169 states and 194 transitions. [2020-10-19 20:09:40,604 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 103 [2020-10-19 20:09:40,604 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:09:40,604 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:09:40,605 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] [2020-10-19 20:09:40,605 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 20:09:40,605 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 [2020-10-19 20:09:40,605 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 [2020-10-19 20:09:40,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,606 INFO L82 PathProgramCache]: Analyzing trace with hash 825120445, now seen corresponding path program 1 times [2020-10-19 20:09:40,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089141994] [2020-10-19 20:09:40,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,614 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,620 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,626 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:40,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,627 INFO L82 PathProgramCache]: Analyzing trace with hash 896628821, now seen corresponding path program 3 times [2020-10-19 20:09:40,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403516762] [2020-10-19 20:09:40,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,630 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,632 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,633 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:40,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:09:40,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1897894929, now seen corresponding path program 1 times [2020-10-19 20:09:40,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:09:40,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236551075] [2020-10-19 20:09:40,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:09:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,642 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:09:40,648 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:09:40,654 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:09:41,293 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 150 [2020-10-19 20:09:41,466 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-19 20:09:41,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 08:09:41 BoogieIcfgContainer [2020-10-19 20:09:41,501 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 20:09:41,501 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 20:09:41,502 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 20:09:41,502 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 20:09:41,502 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:09:27" (3/4) ... [2020-10-19 20:09:41,505 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-10-19 20:09:41,555 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 20:09:41,556 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 20:09:41,557 INFO L168 Benchmark]: Toolchain (without parser) took 15606.75 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 402.1 MB). Free memory was 958.6 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 246.9 MB. Max. memory is 11.5 GB. [2020-10-19 20:09:41,558 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 20:09:41,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 958.6 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2020-10-19 20:09:41,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 20:09:41,559 INFO L168 Benchmark]: Boogie Preprocessor took 54.49 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 20:09:41,560 INFO L168 Benchmark]: RCFGBuilder took 507.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. [2020-10-19 20:09:41,560 INFO L168 Benchmark]: BuchiAutomizer took 14499.20 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.8 MB). Peak memory consumption was 238.3 MB. Max. memory is 11.5 GB. [2020-10-19 20:09:41,561 INFO L168 Benchmark]: Witness Printer took 54.50 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2020-10-19 20:09:41,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 388.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 958.6 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.49 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 507.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 14499.20 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.8 MB). Peak memory consumption was 238.3 MB. Max. memory is 11.5 GB. * Witness Printer took 54.50 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 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 14.4s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 12.8s. Construction of modules took 0.3s. 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 0.1s 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, 0.3s 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: 111ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - 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=11128} State at position 1 is {p_last_write=10, c_dr_i=1, c_dr_pc=0, NULL=11131, a_t=0, NULL=0, \result=0, NULL=11128, \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@20693111=0, __retres1=1, NULL=11130, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7a5f6d31=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@68f427a8=0, p_dw_pc=1, NULL=0, NULL=0, NULL=0, tmp=0, q_free=0, NULL=11129, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@149be4fe=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7aefbbee=0, __retres1=0, p_dw_st=2, \result=0, tmp___0=0, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6ec5c7c9=0, c_last_read=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@89bf9e4=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...