./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/list-ext-properties/test-0232_1-1.i -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 b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 09:27:32,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 09:27:32,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 09:27:32,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 09:27:32,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 09:27:32,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 09:27:32,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 09:27:32,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 09:27:32,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 09:27:32,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 09:27:32,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 09:27:32,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 09:27:32,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 09:27:32,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 09:27:32,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 09:27:32,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 09:27:32,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 09:27:32,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 09:27:32,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 09:27:32,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 09:27:32,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 09:27:32,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 09:27:32,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 09:27:32,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 09:27:32,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 09:27:32,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 09:27:32,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 09:27:32,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 09:27:32,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 09:27:32,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 09:27:32,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 09:27:32,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 09:27:32,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 09:27:32,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 09:27:32,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 09:27:32,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 09:27:32,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 09:27:32,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 09:27:32,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 09:27:32,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 09:27:32,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 09:27:32,435 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-28 09:27:32,454 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 09:27:32,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 09:27:32,455 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 09:27:32,455 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 09:27:32,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 09:27:32,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 09:27:32,457 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 09:27:32,457 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-28 09:27:32,457 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-28 09:27:32,457 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-28 09:27:32,457 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-28 09:27:32,458 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-28 09:27:32,458 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-28 09:27:32,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 09:27:32,459 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 09:27:32,459 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 09:27:32,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 09:27:32,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 09:27:32,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 09:27:32,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-28 09:27:32,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-28 09:27:32,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-28 09:27:32,460 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 09:27:32,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 09:27:32,460 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-28 09:27:32,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 09:27:32,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-28 09:27:32,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 09:27:32,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 09:27:32,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 09:27:32,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 09:27:32,467 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-28 09:27:32,467 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 [2021-12-28 09:27:32,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 09:27:32,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 09:27:32,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 09:27:32,753 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 09:27:32,754 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 09:27:32,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2021-12-28 09:27:32,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ffc35286/46bd939586124af6b1118bfd74edd0cb/FLAG5c47bb86b [2021-12-28 09:27:33,314 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 09:27:33,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2021-12-28 09:27:33,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ffc35286/46bd939586124af6b1118bfd74edd0cb/FLAG5c47bb86b [2021-12-28 09:27:33,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ffc35286/46bd939586124af6b1118bfd74edd0cb [2021-12-28 09:27:33,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 09:27:33,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 09:27:33,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 09:27:33,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 09:27:33,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 09:27:33,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:33,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce60770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33, skipping insertion in model container [2021-12-28 09:27:33,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:33,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 09:27:33,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 09:27:33,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:27:33,888 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 09:27:33,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:27:33,950 INFO L208 MainTranslator]: Completed translation [2021-12-28 09:27:33,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33 WrapperNode [2021-12-28 09:27:33,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 09:27:33,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 09:27:33,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 09:27:33,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 09:27:33,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:33,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,002 INFO L137 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2021-12-28 09:27:34,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 09:27:34,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 09:27:34,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 09:27:34,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 09:27:34,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 09:27:34,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 09:27:34,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 09:27:34,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 09:27:34,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (1/1) ... [2021-12-28 09:27:34,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:34,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:34,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:34,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-28 09:27:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 09:27:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 09:27:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 09:27:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 09:27:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 09:27:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 09:27:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 09:27:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 09:27:34,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 09:27:34,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 09:27:34,211 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 09:27:34,215 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 09:27:34,348 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 09:27:34,353 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 09:27:34,359 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-28 09:27:34,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:27:34 BoogieIcfgContainer [2021-12-28 09:27:34,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 09:27:34,361 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-28 09:27:34,361 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-28 09:27:34,363 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-28 09:27:34,363 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:27:34,363 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.12 09:27:33" (1/3) ... [2021-12-28 09:27:34,364 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25c374be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:27:34, skipping insertion in model container [2021-12-28 09:27:34,364 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:27:34,364 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:27:33" (2/3) ... [2021-12-28 09:27:34,364 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25c374be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:27:34, skipping insertion in model container [2021-12-28 09:27:34,364 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:27:34,364 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:27:34" (3/3) ... [2021-12-28 09:27:34,365 INFO L388 chiAutomizerObserver]: Analyzing ICFG test-0232_1-1.i [2021-12-28 09:27:34,391 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-28 09:27:34,392 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-28 09:27:34,392 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-28 09:27:34,392 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-28 09:27:34,392 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-28 09:27:34,392 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-28 09:27:34,392 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-28 09:27:34,392 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-28 09:27:34,401 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:34,412 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-28 09:27:34,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:27:34,412 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:27:34,417 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-28 09:27:34,417 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-28 09:27:34,417 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-28 09:27:34,417 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:34,419 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-28 09:27:34,419 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:27:34,419 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:27:34,419 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-28 09:27:34,420 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-28 09:27:34,425 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 16#L543-3true [2021-12-28 09:27:34,426 INFO L793 eck$LassoCheckResult]: Loop: 16#L543-3true assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 5#L534true assume append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0;call append_#t~mem7#1.base, append_#t~mem7#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4);call append_#t~mem8#1.base, append_#t~mem8#1.offset := read~$Pointer$(append_#t~mem7#1.base, 4 + append_#t~mem7#1.offset, 4);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~mem8#1.base, append_#t~mem8#1.offset; 13#L534-2true call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 8#L529true assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 11#L543-1true assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 16#L543-3true [2021-12-28 09:27:34,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:34,438 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-28 09:27:34,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:34,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413386924] [2021-12-28 09:27:34,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:34,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:34,520 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:34,555 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:34,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:34,557 INFO L85 PathProgramCache]: Analyzing trace with hash 34451375, now seen corresponding path program 1 times [2021-12-28 09:27:34,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:34,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150556470] [2021-12-28 09:27:34,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:34,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:34,626 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:34,660 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:34,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:34,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1805890861, now seen corresponding path program 1 times [2021-12-28 09:27:34,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:34,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5552590] [2021-12-28 09:27:34,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:34,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:27:34,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:27:34,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:27:34,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5552590] [2021-12-28 09:27:34,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5552590] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:27:34,809 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:27:34,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 09:27:34,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580463076] [2021-12-28 09:27:34,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:27:36,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:27:36,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 09:27:36,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 09:27:36,070 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:36,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:27:36,117 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2021-12-28 09:27:36,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 09:27:36,121 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2021-12-28 09:27:36,122 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:27:36,124 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 15 states and 19 transitions. [2021-12-28 09:27:36,125 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-12-28 09:27:36,125 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-12-28 09:27:36,125 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 19 transitions. [2021-12-28 09:27:36,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:27:36,125 INFO L681 BuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2021-12-28 09:27:36,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 19 transitions. [2021-12-28 09:27:36,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2021-12-28 09:27:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2021-12-28 09:27:36,140 INFO L704 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-28 09:27:36,140 INFO L587 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-28 09:27:36,141 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-28 09:27:36,141 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2021-12-28 09:27:36,141 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-28 09:27:36,142 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:27:36,142 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:27:36,143 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-28 09:27:36,143 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-28 09:27:36,143 INFO L791 eck$LassoCheckResult]: Stem: 50#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 51#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 57#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 52#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 48#L534-2 [2021-12-28 09:27:36,143 INFO L793 eck$LassoCheckResult]: Loop: 48#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 49#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 55#L543-1 assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 59#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 60#L534 assume append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0;call append_#t~mem7#1.base, append_#t~mem7#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4);call append_#t~mem8#1.base, append_#t~mem8#1.offset := read~$Pointer$(append_#t~mem7#1.base, 4 + append_#t~mem7#1.offset, 4);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~mem8#1.base, append_#t~mem8#1.offset; 48#L534-2 [2021-12-28 09:27:36,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:36,144 INFO L85 PathProgramCache]: Analyzing trace with hash 925640, now seen corresponding path program 1 times [2021-12-28 09:27:36,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:36,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838570798] [2021-12-28 09:27:36,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:36,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:36,160 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:36,168 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:36,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:36,169 INFO L85 PathProgramCache]: Analyzing trace with hash 41102165, now seen corresponding path program 2 times [2021-12-28 09:27:36,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:36,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922723566] [2021-12-28 09:27:36,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:36,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:36,195 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:36,204 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:36,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:36,205 INFO L85 PathProgramCache]: Analyzing trace with hash 351588334, now seen corresponding path program 1 times [2021-12-28 09:27:36,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:36,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668724129] [2021-12-28 09:27:36,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:36,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:36,228 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:36,245 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:37,952 INFO L210 LassoAnalysis]: Preferences: [2021-12-28 09:27:37,952 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-28 09:27:37,952 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-28 09:27:37,953 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-28 09:27:37,953 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-28 09:27:37,953 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:37,953 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-28 09:27:37,953 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-28 09:27:37,953 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-0232_1-1.i_Iteration2_Lasso [2021-12-28 09:27:37,953 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-28 09:27:37,953 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-28 09:27:37,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:37,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:38,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:27:39,869 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-28 09:27:39,871 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-28 09:27:39,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:39,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:39,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:39,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-28 09:27:39,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:39,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:39,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:39,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:39,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:39,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:39,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:39,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:39,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:39,926 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-28 09:27:39,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:39,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:39,928 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:39,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-28 09:27:39,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:39,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:39,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:39,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:39,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:39,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:39,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:39,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:39,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:39,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:39,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:39,974 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:39,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-28 09:27:39,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:39,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:39,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:39,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:39,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:39,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:39,986 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:39,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:39,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,013 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-28 09:27:40,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,049 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,050 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-28 09:27:40,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,092 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-28 09:27:40,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,131 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-28 09:27:40,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,172 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-28 09:27:40,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-28 09:27:40,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,210 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-28 09:27:40,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,218 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-28 09:27:40,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,235 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-28 09:27:40,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,263 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-28 09:27:40,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,288 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-28 09:27:40,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,323 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-28 09:27:40,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-28 09:27:40,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,352 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-28 09:27:40,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,365 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,397 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-28 09:27:40,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,424 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-28 09:27:40,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-28 09:27:40,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,464 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-28 09:27:40,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,488 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-28 09:27:40,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,498 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,516 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-28 09:27:40,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,548 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-28 09:27:40,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,602 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-28 09:27:40,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:40,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:40,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:40,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,645 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:40,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:40,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:40,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:40,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-28 09:27:40,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,702 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-28 09:27:40,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:40,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:40,711 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-12-28 09:27:40,711 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-28 09:27:40,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:40,819 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2021-12-28 09:27:40,819 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-28 09:27:40,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:40,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:40,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:40,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:40,990 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:40,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-28 09:27:40,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:41,005 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:41,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,033 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-28 09:27:41,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:41,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:41,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,087 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-28 09:27:41,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:41,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:41,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,134 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-28 09:27:41,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,173 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-28 09:27:41,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,216 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-28 09:27:41,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:41,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:41,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,261 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-28 09:27:41,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,305 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,306 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-28 09:27:41,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,348 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-28 09:27:41,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,391 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-28 09:27:41,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,445 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,448 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-28 09:27:41,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,491 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-28 09:27:41,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:27:41,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:27:41,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:27:41,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:27:41,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,533 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-28 09:27:41,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:27:41,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:27:41,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:27:41,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:27:41,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:27:41,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:27:41,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:27:41,558 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-28 09:27:41,568 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-12-28 09:27:41,568 INFO L444 ModelExtractionUtils]: 0 out of 7 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-12-28 09:27:41,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:27:41,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:41,578 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:27:41,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-28 09:27:41,581 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-28 09:27:41,600 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-28 09:27:41,601 INFO L513 LassoAnalysis]: Proved termination. [2021-12-28 09:27:41,601 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~c~0) = -2*~c~0 + 39 Supporting invariants [] [2021-12-28 09:27:41,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,679 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2021-12-28 09:27:41,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:27:41,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 09:27:41,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:27:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:27:41,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-28 09:27:41,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:27:41,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-28 09:27:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:27:41,831 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-28 09:27:41,831 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 6 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:41,858 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 6. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 23 states and 32 transitions. Complement of second has 6 states. [2021-12-28 09:27:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-28 09:27:41,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:41,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-12-28 09:27:41,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 4 letters. Loop has 5 letters. [2021-12-28 09:27:41,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:27:41,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 5 letters. [2021-12-28 09:27:41,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:27:41,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 4 letters. Loop has 10 letters. [2021-12-28 09:27:41,863 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:27:41,863 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 32 transitions. [2021-12-28 09:27:41,867 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:41,869 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 18 states and 24 transitions. [2021-12-28 09:27:41,869 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-28 09:27:41,869 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-28 09:27:41,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 24 transitions. [2021-12-28 09:27:41,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-28 09:27:41,869 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 24 transitions. [2021-12-28 09:27:41,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 24 transitions. [2021-12-28 09:27:41,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2021-12-28 09:27:41,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:41,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2021-12-28 09:27:41,872 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-12-28 09:27:41,872 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-12-28 09:27:41,872 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-28 09:27:41,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2021-12-28 09:27:41,874 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:41,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:27:41,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:27:41,875 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:27:41,875 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-28 09:27:41,875 INFO L791 eck$LassoCheckResult]: Stem: 187#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 188#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 197#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 189#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 190#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 184#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 194#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 198#L543-4 assume !(main_~length~0#1 > 0); 196#L556-1 [2021-12-28 09:27:41,875 INFO L793 eck$LassoCheckResult]: Loop: 196#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 196#L556-1 [2021-12-28 09:27:41,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:41,876 INFO L85 PathProgramCache]: Analyzing trace with hash 149888859, now seen corresponding path program 1 times [2021-12-28 09:27:41,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:41,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353111803] [2021-12-28 09:27:41,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:41,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:27:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:27:41,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:27:41,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353111803] [2021-12-28 09:27:41,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353111803] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:27:41,922 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:27:41,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:27:41,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880532397] [2021-12-28 09:27:41,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:27:41,923 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-28 09:27:41,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:41,924 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 1 times [2021-12-28 09:27:41,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:41,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778989102] [2021-12-28 09:27:41,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:41,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:41,929 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:41,932 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:42,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:27:42,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 09:27:42,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 09:27:42,032 INFO L87 Difference]: Start difference. First operand 17 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:42,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:27:42,047 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2021-12-28 09:27:42,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 09:27:42,047 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2021-12-28 09:27:42,048 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:42,048 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 23 transitions. [2021-12-28 09:27:42,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-12-28 09:27:42,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-28 09:27:42,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2021-12-28 09:27:42,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-28 09:27:42,049 INFO L681 BuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-12-28 09:27:42,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2021-12-28 09:27:42,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2021-12-28 09:27:42,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:42,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2021-12-28 09:27:42,050 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-12-28 09:27:42,050 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-12-28 09:27:42,050 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-28 09:27:42,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2021-12-28 09:27:42,050 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:42,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:27:42,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:27:42,051 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:27:42,051 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-28 09:27:42,051 INFO L791 eck$LassoCheckResult]: Stem: 230#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 231#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 240#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 232#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 233#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 227#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 237#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 241#L543-4 assume main_~length~0#1 > 0; 235#L548 assume !(main_~length~0#1 < 0); 236#L548-2 call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);main_~next~0#1.base, main_~next~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;call main_#t~mem17#1.base, main_#t~mem17#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem17#1.base, main_#t~mem17#1.offset);havoc main_#t~mem17#1.base, main_#t~mem17#1.offset;call write~$Pointer$(main_~next~0#1.base, main_~next~0#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post18#1 := main_~length~0#1;main_~length~0#1 := main_#t~post18#1 - 1;havoc main_#t~post18#1; 239#L556-1 [2021-12-28 09:27:42,051 INFO L793 eck$LassoCheckResult]: Loop: 239#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 239#L556-1 [2021-12-28 09:27:42,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1985702188, now seen corresponding path program 1 times [2021-12-28 09:27:42,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264615812] [2021-12-28 09:27:42,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,082 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,120 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:42,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,121 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 2 times [2021-12-28 09:27:42,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162061822] [2021-12-28 09:27:42,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,134 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,137 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:42,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1427225639, now seen corresponding path program 1 times [2021-12-28 09:27:42,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734325143] [2021-12-28 09:27:42,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:27:42,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:27:42,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:27:42,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734325143] [2021-12-28 09:27:42,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734325143] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:27:42,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:27:42,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 09:27:42,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083660490] [2021-12-28 09:27:42,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:27:42,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:27:42,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 09:27:42,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-28 09:27:42,293 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 6 Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:42,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:27:42,310 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2021-12-28 09:27:42,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 09:27:42,311 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2021-12-28 09:27:42,311 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:42,312 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 25 states and 31 transitions. [2021-12-28 09:27:42,312 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-28 09:27:42,312 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-28 09:27:42,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 31 transitions. [2021-12-28 09:27:42,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-28 09:27:42,312 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-12-28 09:27:42,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 31 transitions. [2021-12-28 09:27:42,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 17. [2021-12-28 09:27:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:42,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2021-12-28 09:27:42,313 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-28 09:27:42,313 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-28 09:27:42,313 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-28 09:27:42,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2021-12-28 09:27:42,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:42,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:27:42,314 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:27:42,314 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:27:42,314 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-28 09:27:42,314 INFO L791 eck$LassoCheckResult]: Stem: 287#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 288#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 298#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 289#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 284#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 285#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 296#L543-1 assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 300#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 290#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 291#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 294#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 295#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 299#L543-4 assume main_~length~0#1 > 0; 292#L548 assume !(main_~length~0#1 < 0); 293#L548-2 call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);main_~next~0#1.base, main_~next~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;call main_#t~mem17#1.base, main_#t~mem17#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem17#1.base, main_#t~mem17#1.offset);havoc main_#t~mem17#1.base, main_#t~mem17#1.offset;call write~$Pointer$(main_~next~0#1.base, main_~next~0#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post18#1 := main_~length~0#1;main_~length~0#1 := main_#t~post18#1 - 1;havoc main_#t~post18#1; 297#L556-1 [2021-12-28 09:27:42,314 INFO L793 eck$LassoCheckResult]: Loop: 297#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 297#L556-1 [2021-12-28 09:27:42,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1723894012, now seen corresponding path program 1 times [2021-12-28 09:27:42,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032863402] [2021-12-28 09:27:42,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:27:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:27:42,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:27:42,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032863402] [2021-12-28 09:27:42,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032863402] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 09:27:42,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [770278574] [2021-12-28 09:27:42,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 09:27:42,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:27:42,377 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 09:27:42,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-12-28 09:27:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:27:42,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 31 conjunts are in the unsatisfiable core [2021-12-28 09:27:42,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:27:42,525 INFO L353 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-12-28 09:27:42,526 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 51 [2021-12-28 09:27:42,533 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-28 09:27:42,544 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-12-28 09:27:42,575 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2021-12-28 09:27:42,578 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2021-12-28 09:27:42,589 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-12-28 09:27:42,612 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2021-12-28 09:27:42,620 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:27:42,620 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-28 09:27:42,646 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-28 09:27:42,647 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 107 [2021-12-28 09:27:42,650 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 116 [2021-12-28 09:27:42,653 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 114 [2021-12-28 09:27:42,689 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2021-12-28 09:27:42,712 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-12-28 09:27:42,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:27:42,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [770278574] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-28 09:27:42,741 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-28 09:27:42,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 5] total 8 [2021-12-28 09:27:42,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11811348] [2021-12-28 09:27:42,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-28 09:27:42,741 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-28 09:27:42,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,742 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 3 times [2021-12-28 09:27:42,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292161597] [2021-12-28 09:27:42,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,745 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,748 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:42,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:27:42,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-28 09:27:42,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-28 09:27:42,855 INFO L87 Difference]: Start difference. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:42,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:27:42,892 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2021-12-28 09:27:42,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-28 09:27:42,892 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 18 transitions. [2021-12-28 09:27:42,893 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:42,893 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 18 transitions. [2021-12-28 09:27:42,893 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-12-28 09:27:42,893 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2021-12-28 09:27:42,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 18 transitions. [2021-12-28 09:27:42,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-28 09:27:42,893 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-28 09:27:42,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 18 transitions. [2021-12-28 09:27:42,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-12-28 09:27:42,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 16 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:27:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 18 transitions. [2021-12-28 09:27:42,894 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-28 09:27:42,894 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-28 09:27:42,894 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-28 09:27:42,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 18 transitions. [2021-12-28 09:27:42,895 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-28 09:27:42,895 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:27:42,895 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:27:42,895 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:27:42,895 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-28 09:27:42,895 INFO L791 eck$LassoCheckResult]: Stem: 421#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 422#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 431#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 423#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 424#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 420#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 430#L543-1 assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 433#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 425#L534 assume append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0;call append_#t~mem7#1.base, append_#t~mem7#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4);call append_#t~mem8#1.base, append_#t~mem8#1.offset := read~$Pointer$(append_#t~mem7#1.base, 4 + append_#t~mem7#1.offset, 4);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~mem8#1.base, append_#t~mem8#1.offset; 417#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 418#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 429#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 432#L543-4 assume main_~length~0#1 > 0; 426#L548 assume !(main_~length~0#1 < 0); 427#L548-2 call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);main_~next~0#1.base, main_~next~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;call main_#t~mem17#1.base, main_#t~mem17#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem17#1.base, main_#t~mem17#1.offset);havoc main_#t~mem17#1.base, main_#t~mem17#1.offset;call write~$Pointer$(main_~next~0#1.base, main_~next~0#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post18#1 := main_~length~0#1;main_~length~0#1 := main_#t~post18#1 - 1;havoc main_#t~post18#1; 428#L556-1 [2021-12-28 09:27:42,895 INFO L793 eck$LassoCheckResult]: Loop: 428#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 428#L556-1 [2021-12-28 09:27:42,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,896 INFO L85 PathProgramCache]: Analyzing trace with hash -51113350, now seen corresponding path program 1 times [2021-12-28 09:27:42,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339967404] [2021-12-28 09:27:42,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,920 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,940 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:42,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,940 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 4 times [2021-12-28 09:27:42,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236948401] [2021-12-28 09:27:42,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,944 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,946 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:42,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:27:42,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1584513805, now seen corresponding path program 1 times [2021-12-28 09:27:42,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:27:42,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556622428] [2021-12-28 09:27:42,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:27:42,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:27:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:42,979 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:27:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:27:43,018 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:27:57,525 WARN L228 SmtUtils]: Spent 14.39s on a formula simplification. DAG size of input: 371 DAG size of output: 300 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-28 09:28:01,206 INFO L210 LassoAnalysis]: Preferences: [2021-12-28 09:28:01,206 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-28 09:28:01,206 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-28 09:28:01,206 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-28 09:28:01,206 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-28 09:28:01,206 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:01,206 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-28 09:28:01,206 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-28 09:28:01,206 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-0232_1-1.i_Iteration6_Lasso [2021-12-28 09:28:01,206 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-28 09:28:01,206 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-28 09:28:01,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:01,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:02,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:28:03,732 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-28 09:28:03,732 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-28 09:28:03,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,733 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-28 09:28:03,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:03,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,773 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-28 09:28:03,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:03,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,801 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-28 09:28:03,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-28 09:28:03,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,839 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-28 09:28:03,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,863 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-28 09:28:03,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,864 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-28 09:28:03,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,872 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:03,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,889 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-28 09:28:03,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:03,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,916 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-28 09:28:03,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:03,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:03,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,942 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-28 09:28:03,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,943 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-28 09:28:03,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:03,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-28 09:28:03,970 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:03,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:03,971 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:03,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-28 09:28:03,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:03,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:03,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:03,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:03,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:03,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:03,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:03,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:03,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,001 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-28 09:28:04,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-28 09:28:04,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,027 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-28 09:28:04,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-28 09:28:04,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,083 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-28 09:28:04,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-28 09:28:04,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,127 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-28 09:28:04,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,155 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-28 09:28:04,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-28 09:28:04,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,180 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-28 09:28:04,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,189 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,189 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,206 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-28 09:28:04,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,207 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-28 09:28:04,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-28 09:28:04,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,238 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-28 09:28:04,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,264 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-28 09:28:04,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,271 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2021-12-28 09:28:04,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,294 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-12-28 09:28:04,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,347 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-28 09:28:04,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,400 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-28 09:28:04,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,415 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,415 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,446 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,447 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-28 09:28:04,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,496 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-28 09:28:04,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,544 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-28 09:28:04,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,553 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,553 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-28 09:28:04,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,605 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-28 09:28:04,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,629 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-28 09:28:04,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,634 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-28 09:28:04,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,642 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,660 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-28 09:28:04,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-28 09:28:04,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,685 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-28 09:28:04,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,693 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,693 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-28 09:28:04,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,710 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-28 09:28:04,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:04,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,736 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-28 09:28:04,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,752 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-28 09:28:04,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,782 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-28 09:28:04,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,790 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-28 09:28:04,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,808 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-28 09:28:04,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-28 09:28:04,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,833 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-28 09:28:04,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:28:04,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:28:04,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:28:04,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:28:04,856 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-28 09:28:04,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,857 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-28 09:28:04,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:28:04,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:28:04,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:28:04,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:28:04,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:28:04,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:28:04,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:28:04,868 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-28 09:28:04,872 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-28 09:28:04,872 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-12-28 09:28:04,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:28:04,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:28:04,876 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:28:04,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-28 09:28:04,878 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-28 09:28:04,884 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-28 09:28:04,884 INFO L513 LassoAnalysis]: Proved termination. [2021-12-28 09:28:04,884 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0#1) = 1*ULTIMATE.start_main_~length~0#1 Supporting invariants [] [2021-12-28 09:28:04,899 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-28 09:28:04,967 INFO L297 tatePredicateManager]: 26 out of 26 supporting invariants were superfluous and have been removed [2021-12-28 09:28:04,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:28:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:28:05,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 09:28:05,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:28:05,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-28 09:28:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:28:05,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-28 09:28:05,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:28:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:28:05,061 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-12-28 09:28:05,062 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 18 transitions. cyclomatic complexity: 3 Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:28:05,066 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 18 transitions. cyclomatic complexity: 3. Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 19 transitions. Complement of second has 2 states. [2021-12-28 09:28:05,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-28 09:28:05,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:28:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 13 transitions. [2021-12-28 09:28:05,067 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 15 letters. Loop has 1 letters. [2021-12-28 09:28:05,067 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:28:05,068 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 16 letters. Loop has 1 letters. [2021-12-28 09:28:05,068 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:28:05,068 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 15 letters. Loop has 2 letters. [2021-12-28 09:28:05,068 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:28:05,068 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 19 transitions. [2021-12-28 09:28:05,069 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-28 09:28:05,069 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2021-12-28 09:28:05,069 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-28 09:28:05,070 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-28 09:28:05,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-28 09:28:05,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:28:05,070 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-28 09:28:05,070 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-28 09:28:05,070 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-28 09:28:05,070 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-28 09:28:05,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-28 09:28:05,070 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-28 09:28:05,070 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-28 09:28:05,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.12 09:28:05 BoogieIcfgContainer [2021-12-28 09:28:05,076 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-28 09:28:05,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 09:28:05,076 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 09:28:05,076 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 09:28:05,076 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:27:34" (3/4) ... [2021-12-28 09:28:05,078 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-28 09:28:05,078 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 09:28:05,079 INFO L158 Benchmark]: Toolchain (without parser) took 31408.87ms. Allocated memory was 56.6MB in the beginning and 100.7MB in the end (delta: 44.0MB). Free memory was 34.3MB in the beginning and 64.6MB in the end (delta: -30.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-12-28 09:28:05,079 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 52.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:28:05,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.42ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.1MB in the beginning and 46.8MB in the end (delta: -12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-28 09:28:05,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.11ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 44.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:28:05,079 INFO L158 Benchmark]: Boogie Preprocessor took 38.34ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 43.3MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-28 09:28:05,079 INFO L158 Benchmark]: RCFGBuilder took 318.33ms. Allocated memory is still 69.2MB. Free memory was 43.3MB in the beginning and 47.3MB in the end (delta: -4.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-12-28 09:28:05,080 INFO L158 Benchmark]: BuchiAutomizer took 30714.38ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 47.0MB in the beginning and 64.6MB in the end (delta: -17.6MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-12-28 09:28:05,080 INFO L158 Benchmark]: Witness Printer took 2.35ms. Allocated memory is still 100.7MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:28:05,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 52.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.42ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.1MB in the beginning and 46.8MB in the end (delta: -12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.11ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 44.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.34ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 43.3MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 318.33ms. Allocated memory is still 69.2MB. Free memory was 43.3MB in the beginning and 47.3MB in the end (delta: -4.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 30714.38ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 47.0MB in the beginning and 64.6MB in the end (delta: -17.6MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 2.35ms. Allocated memory is still 100.7MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (4 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 39 + -2 * c and consists of 4 locations. One deterministic module has affine ranking function length and consists of 2 locations. 4 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 30.6s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 30.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 17 states and ocurred in iteration 2. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 90 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73 IncrementalHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 71 mSDtfsCounter, 73 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU2 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital4576 mio100 ax101 hnf100 lsp96 ukn22 mio100 lsp33 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf398 smp93 tf100 neg96 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 267ms VariablesStem: 11 VariablesLoop: 17 DisjunctsStem: 4 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 72 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-28 09:28:05,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-12-28 09:28:05,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE