./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 23:24:42,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 23:24:42,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 23:24:42,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 23:24:42,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 23:24:42,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 23:24:42,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 23:24:42,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 23:24:42,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 23:24:42,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 23:24:42,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 23:24:42,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 23:24:42,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 23:24:42,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 23:24:42,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 23:24:42,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 23:24:42,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 23:24:42,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 23:24:42,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 23:24:42,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 23:24:42,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 23:24:42,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 23:24:42,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 23:24:42,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 23:24:42,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 23:24:42,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 23:24:42,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 23:24:42,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 23:24:42,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 23:24:42,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 23:24:42,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 23:24:42,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 23:24:42,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 23:24:42,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 23:24:42,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 23:24:42,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 23:24:42,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 23:24:42,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 23:24:42,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 23:24:42,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 23:24:42,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 23:24:42,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-14 23:24:42,951 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 23:24:42,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 23:24:42,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 23:24:42,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 23:24:42,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 23:24:42,953 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 23:24:42,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 23:24:42,953 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 23:24:42,954 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 23:24:42,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 23:24:42,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 23:24:42,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 23:24:42,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 23:24:42,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 23:24:42,955 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 23:24:42,956 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 23:24:42,956 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 [2021-12-14 23:24:43,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 23:24:43,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 23:24:43,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 23:24:43,169 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 23:24:43,169 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 23:24:43,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2021-12-14 23:24:43,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18cec4580/7e7b7d95a90743c98d6936f8f3ef32c0/FLAGecd84f4ee [2021-12-14 23:24:43,559 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 23:24:43,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2021-12-14 23:24:43,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18cec4580/7e7b7d95a90743c98d6936f8f3ef32c0/FLAGecd84f4ee [2021-12-14 23:24:43,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18cec4580/7e7b7d95a90743c98d6936f8f3ef32c0 [2021-12-14 23:24:43,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 23:24:43,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 23:24:43,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 23:24:43,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 23:24:43,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 23:24:43,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:24:43" (1/1) ... [2021-12-14 23:24:43,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127040ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:43, skipping insertion in model container [2021-12-14 23:24:43,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:24:43" (1/1) ... [2021-12-14 23:24:43,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 23:24:44,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 23:24:44,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:24:44,185 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 23:24:44,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:24:44,228 INFO L208 MainTranslator]: Completed translation [2021-12-14 23:24:44,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44 WrapperNode [2021-12-14 23:24:44,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 23:24:44,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 23:24:44,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 23:24:44,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 23:24:44,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,286 INFO L137 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2021-12-14 23:24:44,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 23:24:44,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 23:24:44,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 23:24:44,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 23:24:44,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 23:24:44,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 23:24:44,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 23:24:44,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 23:24:44,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (1/1) ... [2021-12-14 23:24:44,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:44,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:44,352 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) [2021-12-14 23:24:44,358 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 [2021-12-14 23:24:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 23:24:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 23:24:44,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 23:24:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 23:24:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 23:24:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 23:24:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 23:24:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 23:24:44,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 23:24:44,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 23:24:44,472 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 23:24:44,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 23:24:44,621 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 23:24:44,625 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 23:24:44,625 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-14 23:24:44,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:24:44 BoogieIcfgContainer [2021-12-14 23:24:44,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 23:24:44,628 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 23:24:44,628 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 23:24:44,630 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 23:24:44,631 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:24:44,631 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 11:24:43" (1/3) ... [2021-12-14 23:24:44,632 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68484b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:24:44, skipping insertion in model container [2021-12-14 23:24:44,632 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:24:44,632 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:24:44" (2/3) ... [2021-12-14 23:24:44,633 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68484b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:24:44, skipping insertion in model container [2021-12-14 23:24:44,633 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:24:44,633 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:24:44" (3/3) ... [2021-12-14 23:24:44,634 INFO L388 chiAutomizerObserver]: Analyzing ICFG test-0232_1-1.i [2021-12-14 23:24:44,677 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 23:24:44,677 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 23:24:44,677 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 23:24:44,677 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 23:24:44,677 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 23:24:44,677 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 23:24:44,677 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 23:24:44,678 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 23:24:44,691 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) [2021-12-14 23:24:44,707 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-14 23:24:44,707 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:24:44,708 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:24:44,714 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:24:44,714 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-14 23:24:44,714 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 23:24:44,714 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) [2021-12-14 23:24:44,717 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-14 23:24:44,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:24:44,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:24:44,717 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:24:44,718 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-14 23:24:44,723 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$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 16#L543-3true [2021-12-14 23:24:44,724 INFO L793 eck$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 [2021-12-14 23:24:44,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:44,733 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-14 23:24:44,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:44,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671383268] [2021-12-14 23:24:44,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:44,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:44,816 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:44,855 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:44,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:44,857 INFO L85 PathProgramCache]: Analyzing trace with hash 34451375, now seen corresponding path program 1 times [2021-12-14 23:24:44,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:44,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696799680] [2021-12-14 23:24:44,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:44,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:44,903 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:44,922 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:44,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:44,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1805890861, now seen corresponding path program 1 times [2021-12-14 23:24:44,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:44,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336128171] [2021-12-14 23:24:44,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:44,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:24:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:24:45,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:24:45,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336128171] [2021-12-14 23:24:45,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336128171] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:24:45,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:24:45,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 23:24:45,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876507984] [2021-12-14 23:24:45,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:24:46,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:24:46,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 23:24:46,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 23:24:46,181 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) [2021-12-14 23:24:46,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:24:46,220 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2021-12-14 23:24:46,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 23:24:46,225 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2021-12-14 23:24:46,228 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:24:46,230 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 15 states and 19 transitions. [2021-12-14 23:24:46,231 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-12-14 23:24:46,231 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-12-14 23:24:46,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 19 transitions. [2021-12-14 23:24:46,232 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:24:46,232 INFO L681 BuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2021-12-14 23:24:46,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 19 transitions. [2021-12-14 23:24:46,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2021-12-14 23:24:46,248 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) [2021-12-14 23:24:46,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2021-12-14 23:24:46,249 INFO L704 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-14 23:24:46,249 INFO L587 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-14 23:24:46,249 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-14 23:24:46,249 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2021-12-14 23:24:46,249 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-14 23:24:46,250 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:24:46,250 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:24:46,250 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-14 23:24:46,250 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-14 23:24:46,250 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$(append_~item~0#1.base, append_~item~0#1.offset, 4); 52#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 48#L534-2 [2021-12-14 23:24:46,250 INFO L793 eck$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 [2021-12-14 23:24:46,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:46,251 INFO L85 PathProgramCache]: Analyzing trace with hash 925640, now seen corresponding path program 1 times [2021-12-14 23:24:46,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:46,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927516191] [2021-12-14 23:24:46,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:46,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:46,263 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:46,274 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:46,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:46,275 INFO L85 PathProgramCache]: Analyzing trace with hash 41102165, now seen corresponding path program 2 times [2021-12-14 23:24:46,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:46,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852543461] [2021-12-14 23:24:46,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:46,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:46,288 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:46,301 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:46,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:46,302 INFO L85 PathProgramCache]: Analyzing trace with hash 351588334, now seen corresponding path program 1 times [2021-12-14 23:24:46,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:46,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563712934] [2021-12-14 23:24:46,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:46,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:46,346 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:46,374 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:48,079 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:24:48,080 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:24:48,080 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:24:48,080 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:24:48,080 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:24:48,080 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:48,080 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:24:48,080 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:24:48,080 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-0232_1-1.i_Iteration2_Lasso [2021-12-14 23:24:48,080 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:24:48,080 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:24:48,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:48,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:24:49,929 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:24:49,932 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:24:49,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:49,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:49,934 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) [2021-12-14 23:24:49,946 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 [2021-12-14 23:24:49,947 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 [2021-12-14 23:24:49,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:49,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:49,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:49,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:49,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:49,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:49,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:49,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:49,987 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 [2021-12-14 23:24:49,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:49,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:49,988 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) [2021-12-14 23:24:49,988 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 [2021-12-14 23:24:49,989 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 [2021-12-14 23:24:49,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:49,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:49,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:49,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:49,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:49,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,017 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 [2021-12-14 23:24:50,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,018 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) [2021-12-14 23:24:50,019 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 [2021-12-14 23:24:50,020 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 [2021-12-14 23:24:50,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,051 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 [2021-12-14 23:24:50,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,055 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) [2021-12-14 23:24:50,064 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 [2021-12-14 23:24:50,068 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 [2021-12-14 23:24:50,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,094 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 [2021-12-14 23:24:50,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,095 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) [2021-12-14 23:24:50,096 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 [2021-12-14 23:24:50,100 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 [2021-12-14 23:24:50,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,130 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 [2021-12-14 23:24:50,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,131 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) [2021-12-14 23:24:50,131 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 [2021-12-14 23:24:50,132 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 [2021-12-14 23:24:50,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,166 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 [2021-12-14 23:24:50,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,167 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) [2021-12-14 23:24:50,168 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 [2021-12-14 23:24:50,169 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 [2021-12-14 23:24:50,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,195 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 [2021-12-14 23:24:50,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,197 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) [2021-12-14 23:24:50,197 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 [2021-12-14 23:24:50,199 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 [2021-12-14 23:24:50,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,223 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 [2021-12-14 23:24:50,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,224 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) [2021-12-14 23:24:50,225 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 [2021-12-14 23:24:50,227 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 [2021-12-14 23:24:50,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-14 23:24:50,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,249 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) [2021-12-14 23:24:50,250 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 [2021-12-14 23:24:50,251 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 [2021-12-14 23:24:50,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,283 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 [2021-12-14 23:24:50,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,284 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) [2021-12-14 23:24:50,285 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 [2021-12-14 23:24:50,285 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 [2021-12-14 23:24:50,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,307 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 [2021-12-14 23:24:50,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,308 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) [2021-12-14 23:24:50,309 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 [2021-12-14 23:24:50,310 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 [2021-12-14 23:24:50,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,344 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 [2021-12-14 23:24:50,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,346 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) [2021-12-14 23:24:50,347 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 [2021-12-14 23:24:50,348 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 [2021-12-14 23:24:50,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-14 23:24:50,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,378 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) [2021-12-14 23:24:50,378 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 [2021-12-14 23:24:50,379 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 [2021-12-14 23:24:50,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,388 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,410 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 [2021-12-14 23:24:50,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,411 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) [2021-12-14 23:24:50,412 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 [2021-12-14 23:24:50,413 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 [2021-12-14 23:24:50,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-14 23:24:50,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,448 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) [2021-12-14 23:24:50,449 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 [2021-12-14 23:24:50,450 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 [2021-12-14 23:24:50,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,486 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 [2021-12-14 23:24:50,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,488 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) [2021-12-14 23:24:50,489 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 [2021-12-14 23:24:50,490 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 [2021-12-14 23:24:50,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,514 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 [2021-12-14 23:24:50,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,515 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) [2021-12-14 23:24:50,516 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 [2021-12-14 23:24:50,552 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 [2021-12-14 23:24:50,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,577 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 [2021-12-14 23:24:50,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,578 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) [2021-12-14 23:24:50,581 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 [2021-12-14 23:24:50,581 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 [2021-12-14 23:24:50,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-14 23:24:50,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,610 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) [2021-12-14 23:24:50,611 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 [2021-12-14 23:24:50,613 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 [2021-12-14 23:24:50,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,705 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 [2021-12-14 23:24:50,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,707 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) [2021-12-14 23:24:50,708 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 [2021-12-14 23:24:50,709 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 [2021-12-14 23:24:50,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:50,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:50,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:50,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,748 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 [2021-12-14 23:24:50,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,749 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) [2021-12-14 23:24:50,750 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 [2021-12-14 23:24:50,751 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 [2021-12-14 23:24:50,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:50,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:50,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:50,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:50,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:50,792 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 [2021-12-14 23:24:50,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:50,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:50,794 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) [2021-12-14 23:24:50,800 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 [2021-12-14 23:24:50,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:50,806 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-12-14 23:24:50,806 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-14 23:24:50,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:50,820 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 [2021-12-14 23:24:50,907 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2021-12-14 23:24:50,907 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-14 23:24:51,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,082 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 [2021-12-14 23:24:51,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,084 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) [2021-12-14 23:24:51,086 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 [2021-12-14 23:24:51,087 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 [2021-12-14 23:24:51,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:51,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:51,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,125 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 [2021-12-14 23:24:51,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,127 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) [2021-12-14 23:24:51,128 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 [2021-12-14 23:24:51,130 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 [2021-12-14 23:24:51,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:51,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:51,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,169 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 [2021-12-14 23:24:51,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,171 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) [2021-12-14 23:24:51,172 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 [2021-12-14 23:24:51,174 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 [2021-12-14 23:24:51,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:51,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:51,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,215 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 [2021-12-14 23:24:51,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,216 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) [2021-12-14 23:24:51,219 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 [2021-12-14 23:24:51,220 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 [2021-12-14 23:24:51,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,259 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 [2021-12-14 23:24:51,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,261 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) [2021-12-14 23:24:51,263 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 [2021-12-14 23:24:51,264 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 [2021-12-14 23:24:51,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,303 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 [2021-12-14 23:24:51,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,304 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) [2021-12-14 23:24:51,306 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 [2021-12-14 23:24:51,307 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 [2021-12-14 23:24:51,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:51,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:51,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,348 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 [2021-12-14 23:24:51,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,349 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) [2021-12-14 23:24:51,350 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 [2021-12-14 23:24:51,352 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 [2021-12-14 23:24:51,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,391 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 [2021-12-14 23:24:51,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,392 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) [2021-12-14 23:24:51,393 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 [2021-12-14 23:24:51,394 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 [2021-12-14 23:24:51,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,437 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 [2021-12-14 23:24:51,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,439 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) [2021-12-14 23:24:51,440 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 [2021-12-14 23:24:51,441 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 [2021-12-14 23:24:51,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,492 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 [2021-12-14 23:24:51,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,494 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) [2021-12-14 23:24:51,508 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 [2021-12-14 23:24:51,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,518 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 [2021-12-14 23:24:51,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,543 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 [2021-12-14 23:24:51,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,549 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) [2021-12-14 23:24:51,550 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 [2021-12-14 23:24:51,551 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 [2021-12-14 23:24:51,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,588 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 [2021-12-14 23:24:51,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,590 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) [2021-12-14 23:24:51,591 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 [2021-12-14 23:24:51,593 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 [2021-12-14 23:24:51,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:24:51,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:24:51,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:24:51,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:24:51,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-14 23:24:51,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,624 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) [2021-12-14 23:24:51,624 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 [2021-12-14 23:24:51,626 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 [2021-12-14 23:24:51,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:24:51,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:24:51,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:24:51,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:24:51,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:24:51,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:24:51,639 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:24:51,646 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-14 23:24:51,647 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-12-14 23:24:51,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:24:51,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:51,660 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) [2021-12-14 23:24:51,661 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:24:51,669 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 [2021-12-14 23:24:51,695 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:24:51,695 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:24:51,696 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~c~0) = -2*~c~0 + 39 Supporting invariants [] [2021-12-14 23:24:51,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-14 23:24:51,763 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2021-12-14 23:24:51,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:24:51,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:24:51,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:24:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:24:51,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-14 23:24:51,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:24:51,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:24:51,866 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 [2021-12-14 23:24:51,867 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) [2021-12-14 23:24:51,889 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. [2021-12-14 23:24:51,889 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 [2021-12-14 23:24:51,890 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) [2021-12-14 23:24:51,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-12-14 23:24:51,891 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 4 letters. Loop has 5 letters. [2021-12-14 23:24:51,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:24:51,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 5 letters. [2021-12-14 23:24:51,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:24:51,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 4 letters. Loop has 10 letters. [2021-12-14 23:24:51,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:24:51,893 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 32 transitions. [2021-12-14 23:24:51,894 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:51,894 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 18 states and 24 transitions. [2021-12-14 23:24:51,894 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-14 23:24:51,895 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-14 23:24:51,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 24 transitions. [2021-12-14 23:24:51,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:24:51,895 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 24 transitions. [2021-12-14 23:24:51,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 24 transitions. [2021-12-14 23:24:51,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2021-12-14 23:24:51,896 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) [2021-12-14 23:24:51,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2021-12-14 23:24:51,896 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-12-14 23:24:51,897 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-12-14 23:24:51,897 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-14 23:24:51,897 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2021-12-14 23:24:51,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:51,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:24:51,897 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:24:51,898 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:24:51,898 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 23:24:51,898 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$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 184#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 194#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 198#L543-4 assume !(main_~length~0#1 > 0); 196#L556-1 [2021-12-14 23:24:51,898 INFO L793 eck$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 [2021-12-14 23:24:51,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:51,899 INFO L85 PathProgramCache]: Analyzing trace with hash 149888859, now seen corresponding path program 1 times [2021-12-14 23:24:51,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:51,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707148054] [2021-12-14 23:24:51,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:51,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:24:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:24:51,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:24:51,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707148054] [2021-12-14 23:24:51,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707148054] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:24:51,940 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:24:51,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 23:24:51,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041016825] [2021-12-14 23:24:51,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:24:51,940 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:24:51,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:51,941 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 1 times [2021-12-14 23:24:51,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:51,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743386998] [2021-12-14 23:24:51,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:51,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:51,945 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:51,949 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:52,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:24:52,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 23:24:52,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 23:24:52,065 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) [2021-12-14 23:24:52,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:24:52,087 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2021-12-14 23:24:52,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 23:24:52,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2021-12-14 23:24:52,088 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:52,088 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 23 transitions. [2021-12-14 23:24:52,088 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-12-14 23:24:52,088 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-14 23:24:52,089 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2021-12-14 23:24:52,089 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:24:52,089 INFO L681 BuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-12-14 23:24:52,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2021-12-14 23:24:52,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2021-12-14 23:24:52,089 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) [2021-12-14 23:24:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2021-12-14 23:24:52,090 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-12-14 23:24:52,090 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-12-14 23:24:52,090 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-14 23:24:52,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2021-12-14 23:24:52,090 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:52,090 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:24:52,090 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:24:52,091 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:24:52,091 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 23:24:52,091 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 [2021-12-14 23:24:52,091 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 [2021-12-14 23:24:52,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:52,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1985702188, now seen corresponding path program 1 times [2021-12-14 23:24:52,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:52,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636389136] [2021-12-14 23:24:52,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:52,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:52,135 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:52,158 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:52,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:52,159 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 2 times [2021-12-14 23:24:52,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:52,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725997142] [2021-12-14 23:24:52,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:52,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:52,167 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:52,172 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:52,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:52,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1427225639, now seen corresponding path program 1 times [2021-12-14 23:24:52,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:52,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842573900] [2021-12-14 23:24:52,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:52,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:24:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:24:52,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:24:52,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842573900] [2021-12-14 23:24:52,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842573900] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:24:52,221 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:24:52,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 23:24:52,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538596136] [2021-12-14 23:24:52,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:24:52,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:24:52,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 23:24:52,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-14 23:24:52,329 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) [2021-12-14 23:24:52,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:24:52,349 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2021-12-14 23:24:52,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 23:24:52,350 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2021-12-14 23:24:52,351 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:52,351 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 25 states and 31 transitions. [2021-12-14 23:24:52,351 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-14 23:24:52,351 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-14 23:24:52,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 31 transitions. [2021-12-14 23:24:52,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:24:52,352 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-12-14 23:24:52,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 31 transitions. [2021-12-14 23:24:52,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 17. [2021-12-14 23:24:52,353 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) [2021-12-14 23:24:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2021-12-14 23:24:52,353 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-14 23:24:52,353 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-14 23:24:52,353 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-14 23:24:52,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2021-12-14 23:24:52,353 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:52,353 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:24:52,353 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:24:52,354 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:24:52,354 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 23:24:52,354 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 [2021-12-14 23:24:52,354 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 [2021-12-14 23:24:52,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:52,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1723894012, now seen corresponding path program 1 times [2021-12-14 23:24:52,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:52,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784546373] [2021-12-14 23:24:52,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:52,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:24:52,436 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 [2021-12-14 23:24:52,441 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:24:52,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:24:52,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784546373] [2021-12-14 23:24:52,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784546373] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 23:24:52,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874048457] [2021-12-14 23:24:52,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:52,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:24:52,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:24:52,442 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) [2021-12-14 23:24:52,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-12-14 23:24:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:24:52,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 31 conjunts are in the unsatisfiable core [2021-12-14 23:24:52,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:24:52,601 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-12-14 23:24:52,602 INFO L388 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 [2021-12-14 23:24:52,608 INFO L388 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 [2021-12-14 23:24:52,622 INFO L388 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 [2021-12-14 23:24:52,651 INFO L388 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 [2021-12-14 23:24:52,653 INFO L388 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 [2021-12-14 23:24:52,667 INFO L388 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 [2021-12-14 23:24:52,694 INFO L388 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 [2021-12-14 23:24:52,703 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:24:52,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-14 23:24:52,733 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-14 23:24:52,733 INFO L388 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 [2021-12-14 23:24:52,737 INFO L388 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 [2021-12-14 23:24:52,741 INFO L388 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 [2021-12-14 23:24:52,789 INFO L388 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 [2021-12-14 23:24:52,796 INFO L388 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 [2021-12-14 23:24:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:24:52,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874048457] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-14 23:24:52,820 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-14 23:24:52,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 5] total 8 [2021-12-14 23:24:52,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345562034] [2021-12-14 23:24:52,820 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-14 23:24:52,821 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-14 23:24:52,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:52,821 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 3 times [2021-12-14 23:24:52,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:52,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615798640] [2021-12-14 23:24:52,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:52,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:52,825 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:52,828 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:52,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:24:52,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-14 23:24:52,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-14 23:24:52,925 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) [2021-12-14 23:24:52,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:24:52,964 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2021-12-14 23:24:52,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 23:24:52,965 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 18 transitions. [2021-12-14 23:24:52,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:52,966 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 18 transitions. [2021-12-14 23:24:52,966 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-12-14 23:24:52,966 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2021-12-14 23:24:52,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 18 transitions. [2021-12-14 23:24:52,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-14 23:24:52,966 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-14 23:24:52,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 18 transitions. [2021-12-14 23:24:52,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-12-14 23:24:52,967 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) [2021-12-14 23:24:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 18 transitions. [2021-12-14 23:24:52,967 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-14 23:24:52,967 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-14 23:24:52,967 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-14 23:24:52,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 18 transitions. [2021-12-14 23:24:52,968 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 23:24:52,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:24:52,968 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:24:52,968 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:24:52,968 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 23:24:52,968 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$(main_~next~0#1.base, main_~next~0#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post18#1 := main_~length~0#1;main_~length~0#1 := main_#t~post18#1 - 1;havoc main_#t~post18#1; 428#L556-1 [2021-12-14 23:24:52,968 INFO L793 eck$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 [2021-12-14 23:24:52,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:52,969 INFO L85 PathProgramCache]: Analyzing trace with hash -51113350, now seen corresponding path program 1 times [2021-12-14 23:24:52,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:52,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278856455] [2021-12-14 23:24:52,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:52,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:52,992 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:53,011 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:53,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:53,012 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 4 times [2021-12-14 23:24:53,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:53,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995580110] [2021-12-14 23:24:53,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:53,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:53,023 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:53,028 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:24:53,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:24:53,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1584513805, now seen corresponding path program 1 times [2021-12-14 23:24:53,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:24:53,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691406470] [2021-12-14 23:24:53,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:24:53,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:24:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:53,063 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:24:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:24:53,087 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:25:08,294 WARN L227 SmtUtils]: Spent 15.07s on a formula simplification. DAG size of input: 371 DAG size of output: 300 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-14 23:25:12,024 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:25:12,024 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:25:12,024 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:25:12,024 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:25:12,024 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:25:12,024 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:12,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:25:12,024 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:25:12,024 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-0232_1-1.i_Iteration6_Lasso [2021-12-14 23:25:12,024 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:25:12,024 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:25:12,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:12,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:13,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:25:14,370 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:25:14,371 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:25:14,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,372 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) [2021-12-14 23:25:14,377 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 [2021-12-14 23:25:14,378 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 [2021-12-14 23:25:14,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-14 23:25:14,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,402 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) [2021-12-14 23:25:14,403 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 [2021-12-14 23:25:14,403 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 [2021-12-14 23:25:14,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-14 23:25:14,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,426 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) [2021-12-14 23:25:14,427 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 [2021-12-14 23:25:14,428 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 [2021-12-14 23:25:14,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,456 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 [2021-12-14 23:25:14,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,458 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) [2021-12-14 23:25:14,458 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 [2021-12-14 23:25:14,459 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 [2021-12-14 23:25:14,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:14,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,483 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) [2021-12-14 23:25:14,484 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 [2021-12-14 23:25:14,485 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 [2021-12-14 23:25:14,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,506 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 [2021-12-14 23:25:14,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,507 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) [2021-12-14 23:25:14,508 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 [2021-12-14 23:25:14,509 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 [2021-12-14 23:25:14,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,531 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 [2021-12-14 23:25:14,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,532 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) [2021-12-14 23:25:14,542 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 [2021-12-14 23:25:14,543 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 [2021-12-14 23:25:14,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:14,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,566 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) [2021-12-14 23:25:14,567 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 [2021-12-14 23:25:14,568 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 [2021-12-14 23:25:14,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,589 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 [2021-12-14 23:25:14,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,590 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) [2021-12-14 23:25:14,590 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 [2021-12-14 23:25:14,592 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 [2021-12-14 23:25:14,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-14 23:25:14,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,615 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) [2021-12-14 23:25:14,616 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 [2021-12-14 23:25:14,617 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 [2021-12-14 23:25:14,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:14,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,639 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) [2021-12-14 23:25:14,640 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 [2021-12-14 23:25:14,641 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 [2021-12-14 23:25:14,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,673 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 [2021-12-14 23:25:14,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,674 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) [2021-12-14 23:25:14,675 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 [2021-12-14 23:25:14,676 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 [2021-12-14 23:25:14,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,681 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:14,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,698 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) [2021-12-14 23:25:14,699 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 [2021-12-14 23:25:14,700 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 [2021-12-14 23:25:14,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,723 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 [2021-12-14 23:25:14,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,724 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) [2021-12-14 23:25:14,725 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 [2021-12-14 23:25:14,726 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 [2021-12-14 23:25:14,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:14,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:14,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:14,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,748 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 [2021-12-14 23:25:14,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,749 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) [2021-12-14 23:25:14,750 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 [2021-12-14 23:25:14,751 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 [2021-12-14 23:25:14,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,775 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 [2021-12-14 23:25:14,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,777 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) [2021-12-14 23:25:14,777 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 [2021-12-14 23:25:14,778 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 [2021-12-14 23:25:14,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,785 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,785 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,802 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 [2021-12-14 23:25:14,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,803 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) [2021-12-14 23:25:14,803 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 [2021-12-14 23:25:14,805 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 [2021-12-14 23:25:14,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-14 23:25:14,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,831 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) [2021-12-14 23:25:14,831 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 [2021-12-14 23:25:14,833 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 [2021-12-14 23:25:14,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,839 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2021-12-14 23:25:14,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,857 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-12-14 23:25:14,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,896 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 [2021-12-14 23:25:14,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,897 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) [2021-12-14 23:25:14,903 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 [2021-12-14 23:25:14,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,914 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 [2021-12-14 23:25:14,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,937 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 [2021-12-14 23:25:14,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,938 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) [2021-12-14 23:25:14,939 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 [2021-12-14 23:25:14,941 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 [2021-12-14 23:25:14,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:14,977 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 [2021-12-14 23:25:14,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:14,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:14,978 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) [2021-12-14 23:25:14,984 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 [2021-12-14 23:25:14,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:14,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:14,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:14,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:14,992 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:14,992 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:14,995 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 [2021-12-14 23:25:15,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,027 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 [2021-12-14 23:25:15,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,028 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) [2021-12-14 23:25:15,029 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 [2021-12-14 23:25:15,030 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 [2021-12-14 23:25:15,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:15,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,037 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:15,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:15,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,067 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 [2021-12-14 23:25:15,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,068 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) [2021-12-14 23:25:15,076 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 [2021-12-14 23:25:15,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:15,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:15,086 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 [2021-12-14 23:25:15,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:15,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,112 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) [2021-12-14 23:25:15,114 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 [2021-12-14 23:25:15,115 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 [2021-12-14 23:25:15,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:15,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:15,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:15,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:15,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,153 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) [2021-12-14 23:25:15,153 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 [2021-12-14 23:25:15,154 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 [2021-12-14 23:25:15,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:15,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:15,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-14 23:25:15,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,186 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) [2021-12-14 23:25:15,186 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 [2021-12-14 23:25:15,187 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 [2021-12-14 23:25:15,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:15,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:15,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:15,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,210 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 [2021-12-14 23:25:15,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,210 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) [2021-12-14 23:25:15,211 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 [2021-12-14 23:25:15,244 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 [2021-12-14 23:25:15,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,252 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:15,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:15,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,268 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 [2021-12-14 23:25:15,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,269 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) [2021-12-14 23:25:15,270 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 [2021-12-14 23:25:15,272 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 [2021-12-14 23:25:15,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,280 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:15,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:15,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-14 23:25:15,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,298 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) [2021-12-14 23:25:15,298 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 [2021-12-14 23:25:15,300 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 [2021-12-14 23:25:15,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:15,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:15,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,372 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 [2021-12-14 23:25:15,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,373 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) [2021-12-14 23:25:15,374 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 [2021-12-14 23:25:15,375 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 [2021-12-14 23:25:15,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:15,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:15,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,400 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 [2021-12-14 23:25:15,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,401 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) [2021-12-14 23:25:15,401 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 [2021-12-14 23:25:15,402 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 [2021-12-14 23:25:15,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:15,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:15,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:15,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,426 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 [2021-12-14 23:25:15,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,427 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) [2021-12-14 23:25:15,427 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 [2021-12-14 23:25:15,429 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 [2021-12-14 23:25:15,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:25:15,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:25:15,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:25:15,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:25:15,451 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 [2021-12-14 23:25:15,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,452 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) [2021-12-14 23:25:15,452 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 [2021-12-14 23:25:15,454 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 [2021-12-14 23:25:15,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:25:15,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:25:15,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:25:15,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:25:15,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:25:15,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:25:15,464 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:25:15,468 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-14 23:25:15,468 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-12-14 23:25:15,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:25:15,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:25:15,469 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) [2021-12-14 23:25:15,470 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 [2021-12-14 23:25:15,471 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:25:15,478 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:25:15,478 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:25:15,478 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 [] [2021-12-14 23:25:15,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:15,566 INFO L297 tatePredicateManager]: 26 out of 26 supporting invariants were superfluous and have been removed [2021-12-14 23:25:15,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:25:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:25:15,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:25:15,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:25:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:25:15,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-14 23:25:15,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:25:15,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:25:15,642 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 [2021-12-14 23:25:15,642 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) [2021-12-14 23:25:15,646 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. [2021-12-14 23:25:15,646 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 [2021-12-14 23:25:15,647 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) [2021-12-14 23:25:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 13 transitions. [2021-12-14 23:25:15,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 15 letters. Loop has 1 letters. [2021-12-14 23:25:15,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:25:15,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 16 letters. Loop has 1 letters. [2021-12-14 23:25:15,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:25:15,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 15 letters. Loop has 2 letters. [2021-12-14 23:25:15,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:25:15,648 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 19 transitions. [2021-12-14 23:25:15,648 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-14 23:25:15,648 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2021-12-14 23:25:15,648 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-14 23:25:15,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-14 23:25:15,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-14 23:25:15,648 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:25:15,648 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 23:25:15,648 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 23:25:15,648 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 23:25:15,649 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-14 23:25:15,649 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-14 23:25:15,649 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-14 23:25:15,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-14 23:25:15,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.12 11:25:15 BoogieIcfgContainer [2021-12-14 23:25:15,653 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-14 23:25:15,654 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 23:25:15,654 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 23:25:15,654 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 23:25:15,654 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:24:44" (3/4) ... [2021-12-14 23:25:15,656 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-14 23:25:15,656 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 23:25:15,656 INFO L158 Benchmark]: Toolchain (without parser) took 31701.94ms. Allocated memory was 117.4MB in the beginning and 197.1MB in the end (delta: 79.7MB). Free memory was 82.3MB in the beginning and 69.3MB in the end (delta: 13.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2021-12-14 23:25:15,657 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:25:15,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.91ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 85.7MB in the end (delta: -3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 23:25:15,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.78ms. Allocated memory is still 117.4MB. Free memory was 85.7MB in the beginning and 83.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:25:15,657 INFO L158 Benchmark]: Boogie Preprocessor took 38.53ms. Allocated memory is still 117.4MB. Free memory was 83.7MB in the beginning and 82.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:25:15,657 INFO L158 Benchmark]: RCFGBuilder took 300.35ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 69.0MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-14 23:25:15,658 INFO L158 Benchmark]: BuchiAutomizer took 31025.61ms. Allocated memory was 117.4MB in the beginning and 197.1MB in the end (delta: 79.7MB). Free memory was 69.0MB in the beginning and 70.3MB in the end (delta: -1.4MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. [2021-12-14 23:25:15,658 INFO L158 Benchmark]: Witness Printer took 2.52ms. Allocated memory is still 197.1MB. Free memory was 70.3MB in the beginning and 69.3MB in the end (delta: 981.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:25:15,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.91ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 85.7MB in the end (delta: -3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.78ms. Allocated memory is still 117.4MB. Free memory was 85.7MB in the beginning and 83.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.53ms. Allocated memory is still 117.4MB. Free memory was 83.7MB in the beginning and 82.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 300.35ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 69.0MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 31025.61ms. Allocated memory was 117.4MB in the beginning and 197.1MB in the end (delta: 79.7MB). Free memory was 69.0MB in the beginning and 70.3MB in the end (delta: -1.4MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. * Witness Printer took 2.52ms. Allocated memory is still 197.1MB. Free memory was 70.3MB in the beginning and 69.3MB in the end (delta: 981.6kB). 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 30.9s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 30.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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 hnf99 lsp96 ukn22 mio100 lsp33 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf398 smp93 tf100 neg96 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 268ms 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! [2021-12-14 23:25:15,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-14 23:25:15,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2021-12-14 23:25:16,103 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