./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 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/termination-memory-alloca/array02-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash 06f40a13df99e579951828d6c7e14fc7d67c88c1669d27667553986c3f45aa3e --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 17:34:07,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 17:34:07,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 17:34:07,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 17:34:07,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 17:34:07,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 17:34:07,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 17:34:07,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 17:34:07,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 17:34:07,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 17:34:07,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 17:34:07,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 17:34:07,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 17:34:07,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 17:34:07,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 17:34:07,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 17:34:07,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 17:34:07,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 17:34:07,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 17:34:07,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 17:34:07,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 17:34:07,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 17:34:07,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 17:34:07,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 17:34:07,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 17:34:07,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 17:34:07,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 17:34:07,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 17:34:07,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 17:34:07,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 17:34:07,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 17:34:07,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 17:34:07,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 17:34:07,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 17:34:07,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 17:34:07,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 17:34:07,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 17:34:07,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 17:34:07,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 17:34:07,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 17:34:07,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 17:34:07,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-19 17:34:07,873 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 17:34:07,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 17:34:07,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 17:34:07,874 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 17:34:07,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 17:34:07,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 17:34:07,876 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 17:34:07,876 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 17:34:07,876 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 17:34:07,876 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 17:34:07,876 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 17:34:07,877 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 17:34:07,877 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 17:34:07,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 17:34:07,877 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 17:34:07,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 17:34:07,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 17:34:07,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 17:34:07,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 17:34:07,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 17:34:07,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 17:34:07,878 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 17:34:07,879 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 17:34:07,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 17:34:07,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 17:34:07,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 17:34:07,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 17:34:07,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 17:34:07,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 17:34:07,881 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 17:34:07,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06f40a13df99e579951828d6c7e14fc7d67c88c1669d27667553986c3f45aa3e [2021-12-19 17:34:08,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 17:34:08,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 17:34:08,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 17:34:08,107 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 17:34:08,111 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 17:34:08,112 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2021-12-19 17:34:08,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b28c5ef5/59f7468b3907492b9656e3bcb6ec6ad4/FLAGee251ed97 [2021-12-19 17:34:08,657 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 17:34:08,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2021-12-19 17:34:08,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b28c5ef5/59f7468b3907492b9656e3bcb6ec6ad4/FLAGee251ed97 [2021-12-19 17:34:09,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b28c5ef5/59f7468b3907492b9656e3bcb6ec6ad4 [2021-12-19 17:34:09,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 17:34:09,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 17:34:09,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 17:34:09,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 17:34:09,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 17:34:09,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9b9486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09, skipping insertion in model container [2021-12-19 17:34:09,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 17:34:09,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 17:34:09,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:34:09,311 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 17:34:09,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:34:09,396 INFO L208 MainTranslator]: Completed translation [2021-12-19 17:34:09,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09 WrapperNode [2021-12-19 17:34:09,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 17:34:09,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 17:34:09,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 17:34:09,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 17:34:09,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,444 INFO L137 Inliner]: procedures = 111, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2021-12-19 17:34:09,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 17:34:09,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 17:34:09,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 17:34:09,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 17:34:09,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 17:34:09,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 17:34:09,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 17:34:09,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 17:34:09,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (1/1) ... [2021-12-19 17:34:09,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:09,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:09,497 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) [2021-12-19 17:34:09,519 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 [2021-12-19 17:34:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 17:34:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 17:34:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 17:34:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 17:34:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 17:34:09,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 17:34:09,605 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 17:34:09,606 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 17:34:09,690 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 17:34:09,695 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 17:34:09,695 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-19 17:34:09,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:34:09 BoogieIcfgContainer [2021-12-19 17:34:09,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 17:34:09,698 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 17:34:09,698 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 17:34:09,701 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 17:34:09,701 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:34:09,702 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 05:34:09" (1/3) ... [2021-12-19 17:34:09,705 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ae01a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:34:09, skipping insertion in model container [2021-12-19 17:34:09,706 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:34:09,706 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:34:09" (2/3) ... [2021-12-19 17:34:09,706 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ae01a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:34:09, skipping insertion in model container [2021-12-19 17:34:09,714 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:34:09,715 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:34:09" (3/3) ... [2021-12-19 17:34:09,716 INFO L388 chiAutomizerObserver]: Analyzing ICFG array02-alloca-1.i [2021-12-19 17:34:09,759 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 17:34:09,759 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 17:34:09,759 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 17:34:09,760 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 17:34:09,760 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 17:34:09,760 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 17:34:09,760 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 17:34:09,760 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 17:34:09,771 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 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) [2021-12-19 17:34:09,788 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-12-19 17:34:09,788 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:34:09,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:34:09,795 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-19 17:34:09,796 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:34:09,796 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 17:34:09,796 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 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) [2021-12-19 17:34:09,800 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-12-19 17:34:09,800 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:34:09,800 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:34:09,801 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-19 17:34:09,801 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 17:34:09,808 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 4#L565true assume !(main_~array_size~0#1 < 1); 13#L565-2true call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~mem8#1, test_fun_#t~post9#1, test_fun_#t~post10#1, test_fun_#t~mem7#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~pos~0#1, test_fun_~neg~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~pos~0#1 := 0;test_fun_~neg~0#1 := 0;test_fun_~i~0#1 := 0; 6#L552-3true [2021-12-19 17:34:09,809 INFO L793 eck$LassoCheckResult]: Loop: 6#L552-3true assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8#L553-3true assume !true; 9#L557-2true assume !true; 12#L552-2true test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 6#L552-3true [2021-12-19 17:34:09,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:09,815 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2021-12-19 17:34:09,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:09,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641664982] [2021-12-19 17:34:09,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:09,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:09,936 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:09,993 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:10,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:10,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1459151, now seen corresponding path program 1 times [2021-12-19 17:34:10,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:10,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332267179] [2021-12-19 17:34:10,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:10,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:10,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:10,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:34:10,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332267179] [2021-12-19 17:34:10,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332267179] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:34:10,052 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:34:10,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 17:34:10,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189565011] [2021-12-19 17:34:10,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:34:10,055 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 17:34:10,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:34:10,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-19 17:34:10,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-19 17:34:10,081 INFO L87 Difference]: Start difference. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 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) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-12-19 17:34:10,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:34:10,086 INFO L93 Difference]: Finished difference Result 14 states and 17 transitions. [2021-12-19 17:34:10,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-19 17:34:10,091 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2021-12-19 17:34:10,092 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-12-19 17:34:10,095 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 10 states and 13 transitions. [2021-12-19 17:34:10,096 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-12-19 17:34:10,096 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-12-19 17:34:10,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2021-12-19 17:34:10,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:34:10,098 INFO L681 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-12-19 17:34:10,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2021-12-19 17:34:10,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-12-19 17:34:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 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) [2021-12-19 17:34:10,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-12-19 17:34:10,118 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-12-19 17:34:10,118 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-12-19 17:34:10,118 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 17:34:10,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-12-19 17:34:10,119 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-12-19 17:34:10,119 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:34:10,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:34:10,119 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-19 17:34:10,119 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:34:10,120 INFO L791 eck$LassoCheckResult]: Stem: 40#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 41#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 38#L565 assume !(main_~array_size~0#1 < 1); 39#L565-2 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~mem8#1, test_fun_#t~post9#1, test_fun_#t~post10#1, test_fun_#t~mem7#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~pos~0#1, test_fun_~neg~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~pos~0#1 := 0;test_fun_~neg~0#1 := 0;test_fun_~i~0#1 := 0; 37#L552-3 [2021-12-19 17:34:10,120 INFO L793 eck$LassoCheckResult]: Loop: 37#L552-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 42#L553-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43#L553-1 assume !(test_fun_#t~mem3#1 < 0);havoc test_fun_#t~mem3#1; 44#L557-2 call test_fun_#t~mem7#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 45#L557 assume !(test_fun_#t~mem7#1 > 0);havoc test_fun_#t~mem7#1; 36#L552-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37#L552-3 [2021-12-19 17:34:10,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:10,120 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 2 times [2021-12-19 17:34:10,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:10,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684981106] [2021-12-19 17:34:10,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:10,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:10,144 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:10,155 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:10,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:10,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1395295349, now seen corresponding path program 1 times [2021-12-19 17:34:10,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:10,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408698881] [2021-12-19 17:34:10,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:10,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:10,167 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:10,184 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:10,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:10,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1896732327, now seen corresponding path program 1 times [2021-12-19 17:34:10,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:10,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228465230] [2021-12-19 17:34:10,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:10,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:10,210 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:10,233 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:10,599 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:34:10,599 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:34:10,600 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:34:10,600 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:34:10,600 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:34:10,600 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:10,600 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:34:10,600 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:34:10,601 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration2_Lasso [2021-12-19 17:34:10,601 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:34:10,601 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:34:10,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:10,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:11,092 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:11,098 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:34:11,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,107 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) [2021-12-19 17:34:11,111 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 [2021-12-19 17:34:11,112 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 [2021-12-19 17:34:11,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,123 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:11,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,169 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) [2021-12-19 17:34:11,180 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 [2021-12-19 17:34:11,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,194 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 [2021-12-19 17:34:11,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,227 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 [2021-12-19 17:34:11,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,228 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) [2021-12-19 17:34:11,231 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 [2021-12-19 17:34:11,232 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 [2021-12-19 17:34:11,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,295 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 [2021-12-19 17:34:11,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,297 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) [2021-12-19 17:34:11,299 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 [2021-12-19 17:34:11,300 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 [2021-12-19 17:34:11,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,311 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,335 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-19 17:34:11,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,337 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) [2021-12-19 17:34:11,338 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 [2021-12-19 17:34:11,340 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 [2021-12-19 17:34:11,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-19 17:34:11,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,373 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) [2021-12-19 17:34:11,374 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 [2021-12-19 17:34:11,375 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 [2021-12-19 17:34:11,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,399 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-19 17:34:11,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,401 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) [2021-12-19 17:34:11,402 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 [2021-12-19 17:34:11,404 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 [2021-12-19 17:34:11,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,435 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 [2021-12-19 17:34:11,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,437 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) [2021-12-19 17:34:11,437 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 [2021-12-19 17:34:11,439 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 [2021-12-19 17:34:11,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,470 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 [2021-12-19 17:34:11,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,472 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) [2021-12-19 17:34:11,473 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 [2021-12-19 17:34:11,474 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 [2021-12-19 17:34:11,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,497 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 [2021-12-19 17:34:11,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,499 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) [2021-12-19 17:34:11,499 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 [2021-12-19 17:34:11,502 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 [2021-12-19 17:34:11,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,525 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 [2021-12-19 17:34:11,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,526 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) [2021-12-19 17:34:11,527 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 [2021-12-19 17:34:11,528 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 [2021-12-19 17:34:11,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,551 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 [2021-12-19 17:34:11,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,552 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) [2021-12-19 17:34:11,554 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 [2021-12-19 17:34:11,554 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 [2021-12-19 17:34:11,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,565 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-19 17:34:11,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,612 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) [2021-12-19 17:34:11,612 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 [2021-12-19 17:34:11,614 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 [2021-12-19 17:34:11,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,684 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 [2021-12-19 17:34:11,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,686 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) [2021-12-19 17:34:11,687 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 [2021-12-19 17:34:11,688 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 [2021-12-19 17:34:11,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,736 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 [2021-12-19 17:34:11,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,738 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) [2021-12-19 17:34:11,746 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 [2021-12-19 17:34:11,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,754 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 [2021-12-19 17:34:11,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,782 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 [2021-12-19 17:34:11,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,784 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) [2021-12-19 17:34:11,784 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 [2021-12-19 17:34:11,786 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 [2021-12-19 17:34:11,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,814 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 [2021-12-19 17:34:11,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,815 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) [2021-12-19 17:34:11,820 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 [2021-12-19 17:34:11,823 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 [2021-12-19 17:34:11,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,860 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 [2021-12-19 17:34:11,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,862 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) [2021-12-19 17:34:11,863 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 [2021-12-19 17:34:11,864 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 [2021-12-19 17:34:11,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,906 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 [2021-12-19 17:34:11,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,908 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) [2021-12-19 17:34:11,909 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 [2021-12-19 17:34:11,911 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 [2021-12-19 17:34:11,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,942 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 [2021-12-19 17:34:11,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,944 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) [2021-12-19 17:34:11,945 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 [2021-12-19 17:34:11,946 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 [2021-12-19 17:34:11,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:11,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:11,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:11,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:11,969 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 [2021-12-19 17:34:11,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:11,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:11,970 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) [2021-12-19 17:34:11,971 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 [2021-12-19 17:34:11,972 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 [2021-12-19 17:34:11,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:11,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:11,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:11,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:11,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:11,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:11,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:12,014 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-19 17:34:12,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:12,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:12,015 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) [2021-12-19 17:34:12,016 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 [2021-12-19 17:34:12,018 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 [2021-12-19 17:34:12,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:12,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:12,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:12,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:12,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:12,033 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:12,043 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:34:12,059 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-19 17:34:12,060 INFO L444 ModelExtractionUtils]: 26 out of 34 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-12-19 17:34:12,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:12,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:12,063 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) [2021-12-19 17:34:12,084 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:34:12,093 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 [2021-12-19 17:34:12,112 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:34:12,112 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:34:12,112 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~N#1, ULTIMATE.start_test_fun_~i~0#1) = 1*ULTIMATE.start_test_fun_~N#1 - 1*ULTIMATE.start_test_fun_~i~0#1 Supporting invariants [] [2021-12-19 17:34:12,136 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 [2021-12-19 17:34:12,143 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-12-19 17:34:12,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:12,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:12,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:12,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 17:34:12,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:12,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:12,268 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:12,269 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-12-19 17:34:12,301 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 17 states and 23 transitions. Complement of second has 4 states. [2021-12-19 17:34:12,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 17:34:12,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-12-19 17:34:12,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2021-12-19 17:34:12,303 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 4 letters. Loop has 6 letters. [2021-12-19 17:34:12,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:12,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 6 letters. [2021-12-19 17:34:12,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:12,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 4 letters. Loop has 12 letters. [2021-12-19 17:34:12,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:12,320 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 23 transitions. [2021-12-19 17:34:12,321 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-12-19 17:34:12,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 16 states and 22 transitions. [2021-12-19 17:34:12,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-12-19 17:34:12,322 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-12-19 17:34:12,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2021-12-19 17:34:12,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:34:12,322 INFO L681 BuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2021-12-19 17:34:12,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2021-12-19 17:34:12,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2021-12-19 17:34:12,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) 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) [2021-12-19 17:34:12,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2021-12-19 17:34:12,323 INFO L704 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2021-12-19 17:34:12,323 INFO L587 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2021-12-19 17:34:12,323 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 17:34:12,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2021-12-19 17:34:12,324 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-12-19 17:34:12,324 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:34:12,324 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:34:12,324 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-19 17:34:12,324 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 17:34:12,324 INFO L791 eck$LassoCheckResult]: Stem: 129#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 130#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 127#L565 assume !(main_~array_size~0#1 < 1); 128#L565-2 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~mem8#1, test_fun_#t~post9#1, test_fun_#t~post10#1, test_fun_#t~mem7#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~pos~0#1, test_fun_~neg~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~pos~0#1 := 0;test_fun_~neg~0#1 := 0;test_fun_~i~0#1 := 0; 131#L552-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 132#L553-3 [2021-12-19 17:34:12,324 INFO L793 eck$LassoCheckResult]: Loop: 132#L553-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 134#L553-1 assume !!(test_fun_#t~mem3#1 < 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(1 + test_fun_#t~post5#1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~neg~0#1;test_fun_~neg~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 132#L553-3 [2021-12-19 17:34:12,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:12,325 INFO L85 PathProgramCache]: Analyzing trace with hash 28695756, now seen corresponding path program 1 times [2021-12-19 17:34:12,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:12,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82393287] [2021-12-19 17:34:12,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:12,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:12,337 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:12,345 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:12,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:12,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 1 times [2021-12-19 17:34:12,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:12,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205105986] [2021-12-19 17:34:12,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:12,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:12,352 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:12,357 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:12,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:12,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1806818449, now seen corresponding path program 1 times [2021-12-19 17:34:12,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:12,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921934117] [2021-12-19 17:34:12,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:12,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:12,370 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 [2021-12-19 17:34:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:12,388 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:12,409 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:12,632 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:34:12,633 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:34:12,633 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:34:12,633 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:34:12,633 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:34:12,633 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:12,633 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:34:12,633 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:34:12,633 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration3_Lasso [2021-12-19 17:34:12,633 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:34:12,633 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:34:12,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:12,983 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:12,984 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:34:12,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:12,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:12,985 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) [2021-12-19 17:34:12,988 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 [2021-12-19 17:34:12,989 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 [2021-12-19 17:34:12,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:12,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:12,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:12,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:12,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:12,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:12,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:13,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:13,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-19 17:34:13,031 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:13,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:13,032 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) [2021-12-19 17:34:13,038 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 [2021-12-19 17:34:13,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:13,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:13,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:13,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:13,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:13,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:13,049 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 [2021-12-19 17:34:13,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:13,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:13,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:13,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:13,087 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:34:13,109 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 [2021-12-19 17:34:13,110 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 [2021-12-19 17:34:13,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:13,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:13,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:13,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:13,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:13,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:13,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:13,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:13,156 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 [2021-12-19 17:34:13,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:13,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:13,158 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) [2021-12-19 17:34:13,161 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 [2021-12-19 17:34:13,163 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 [2021-12-19 17:34:13,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:13,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:13,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:13,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:13,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:13,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:13,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:13,187 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:34:13,192 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 17:34:13,192 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-19 17:34:13,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:13,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:13,193 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) [2021-12-19 17:34:13,200 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:34:13,201 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 17:34:13,201 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:34:13,201 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ (* ULTIMATE.start_test_fun_~i~0#1 4) ULTIMATE.start_test_fun_~a#1.offset))_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ (* ULTIMATE.start_test_fun_~i~0#1 4) ULTIMATE.start_test_fun_~a#1.offset))_1 Supporting invariants [] [2021-12-19 17:34:13,216 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 [2021-12-19 17:34:13,227 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 [2021-12-19 17:34:13,234 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-12-19 17:34:13,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:13,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:13,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:13,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:13,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:13,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:13,307 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:13,307 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2021-12-19 17:34:13,330 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Result 32 states and 42 transitions. Complement of second has 7 states. [2021-12-19 17:34:13,331 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 [2021-12-19 17:34:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2021-12-19 17:34:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2021-12-19 17:34:13,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 2 letters. [2021-12-19 17:34:13,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:13,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 7 letters. Loop has 2 letters. [2021-12-19 17:34:13,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:13,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 4 letters. [2021-12-19 17:34:13,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:13,333 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2021-12-19 17:34:13,334 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-12-19 17:34:13,335 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 37 transitions. [2021-12-19 17:34:13,335 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-12-19 17:34:13,335 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-19 17:34:13,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 37 transitions. [2021-12-19 17:34:13,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:34:13,336 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2021-12-19 17:34:13,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 37 transitions. [2021-12-19 17:34:13,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2021-12-19 17:34:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 21 states have internal predecessors, (31), 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) [2021-12-19 17:34:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2021-12-19 17:34:13,338 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2021-12-19 17:34:13,338 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2021-12-19 17:34:13,338 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 17:34:13,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2021-12-19 17:34:13,339 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-12-19 17:34:13,339 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:34:13,339 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:34:13,340 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:34:13,340 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 17:34:13,340 INFO L791 eck$LassoCheckResult]: Stem: 238#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 231#L565 assume !(main_~array_size~0#1 < 1); 232#L565-2 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~mem8#1, test_fun_#t~post9#1, test_fun_#t~post10#1, test_fun_#t~mem7#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~pos~0#1, test_fun_~neg~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~pos~0#1 := 0;test_fun_~neg~0#1 := 0;test_fun_~i~0#1 := 0; 233#L552-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 234#L553-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 243#L553-1 assume !(test_fun_#t~mem3#1 < 0);havoc test_fun_#t~mem3#1; 244#L557-2 [2021-12-19 17:34:13,340 INFO L793 eck$LassoCheckResult]: Loop: 244#L557-2 call test_fun_#t~mem7#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 245#L557 assume !!(test_fun_#t~mem7#1 > 0);havoc test_fun_#t~mem7#1;call test_fun_#t~mem8#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post9#1 := test_fun_#t~mem8#1;call write~int(test_fun_#t~post9#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem8#1;havoc test_fun_#t~post9#1;test_fun_#t~post10#1 := test_fun_~pos~0#1;test_fun_~pos~0#1 := 1 + test_fun_#t~post10#1;havoc test_fun_#t~post10#1; 244#L557-2 [2021-12-19 17:34:13,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:13,341 INFO L85 PathProgramCache]: Analyzing trace with hash 1806818447, now seen corresponding path program 1 times [2021-12-19 17:34:13,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:13,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660030176] [2021-12-19 17:34:13,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:13,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:13,351 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:13,362 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:13,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:13,363 INFO L85 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 1 times [2021-12-19 17:34:13,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:13,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374622791] [2021-12-19 17:34:13,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:13,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:13,379 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:13,390 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:13,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:13,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1185741076, now seen corresponding path program 1 times [2021-12-19 17:34:13,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:13,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416769112] [2021-12-19 17:34:13,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:13,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:13,421 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:13,437 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:13,696 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:34:13,696 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:34:13,696 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:34:13,696 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:34:13,697 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:34:13,697 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:13,697 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:34:13,697 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:34:13,697 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration4_Lasso [2021-12-19 17:34:13,697 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:34:13,697 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:34:13,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:13,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:14,041 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:14,041 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:34:14,041 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,044 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) [2021-12-19 17:34:14,052 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 [2021-12-19 17:34:14,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:14,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:14,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:14,062 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 [2021-12-19 17:34:14,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,105 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 [2021-12-19 17:34:14,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,106 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) [2021-12-19 17:34:14,107 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 [2021-12-19 17:34:14,108 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 [2021-12-19 17:34:14,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:14,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:14,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:14,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-19 17:34:14,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,133 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) [2021-12-19 17:34:14,134 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 [2021-12-19 17:34:14,135 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 [2021-12-19 17:34:14,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,142 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,142 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-19 17:34:14,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,160 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) [2021-12-19 17:34:14,161 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 [2021-12-19 17:34:14,162 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 [2021-12-19 17:34:14,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:14,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:14,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:14,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-19 17:34:14,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,221 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) [2021-12-19 17:34:14,226 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 [2021-12-19 17:34:14,227 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 [2021-12-19 17:34:14,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,251 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 [2021-12-19 17:34:14,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,252 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) [2021-12-19 17:34:14,258 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 [2021-12-19 17:34:14,258 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 [2021-12-19 17:34:14,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,290 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 [2021-12-19 17:34:14,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,292 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) [2021-12-19 17:34:14,293 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 [2021-12-19 17:34:14,294 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 [2021-12-19 17:34:14,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,328 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 [2021-12-19 17:34:14,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,329 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) [2021-12-19 17:34:14,330 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 [2021-12-19 17:34:14,331 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 [2021-12-19 17:34:14,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:14,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:14,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:14,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,353 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 [2021-12-19 17:34:14,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,354 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) [2021-12-19 17:34:14,355 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 [2021-12-19 17:34:14,356 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 [2021-12-19 17:34:14,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:14,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:14,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:14,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-19 17:34:14,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,380 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2021-12-19 17:34:14,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 17:34:14,382 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 [2021-12-19 17:34:14,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-19 17:34:14,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,409 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) [2021-12-19 17:34:14,409 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 [2021-12-19 17:34:14,412 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 [2021-12-19 17:34:14,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:14,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,440 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) [2021-12-19 17:34:14,441 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 [2021-12-19 17:34:14,442 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 [2021-12-19 17:34:14,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,481 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 [2021-12-19 17:34:14,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:14,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,497 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) [2021-12-19 17:34:14,497 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 [2021-12-19 17:34:14,499 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 [2021-12-19 17:34:14,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,535 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 [2021-12-19 17:34:14,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,536 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) [2021-12-19 17:34:14,536 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 [2021-12-19 17:34:14,538 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 [2021-12-19 17:34:14,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,548 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:14,566 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-19 17:34:14,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,567 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) [2021-12-19 17:34:14,568 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 [2021-12-19 17:34:14,573 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 [2021-12-19 17:34:14,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:14,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:14,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:14,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:14,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:14,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:14,587 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:34:14,592 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-19 17:34:14,592 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-12-19 17:34:14,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:14,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:14,593 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) [2021-12-19 17:34:14,594 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 [2021-12-19 17:34:14,595 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:34:14,602 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:34:14,602 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:34:14,602 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ ULTIMATE.start_test_fun_~a#1.offset (* ULTIMATE.start_test_fun_~i~0#1 4)))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ ULTIMATE.start_test_fun_~a#1.offset (* ULTIMATE.start_test_fun_~i~0#1 4)))_2 Supporting invariants [] [2021-12-19 17:34:14,617 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 [2021-12-19 17:34:14,622 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-12-19 17:34:14,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:14,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:14,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:14,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:14,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:14,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:14,684 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:14,684 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2021-12-19 17:34:14,698 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 31 states and 42 transitions. Complement of second has 7 states. [2021-12-19 17:34:14,698 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 [2021-12-19 17:34:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2021-12-19 17:34:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-12-19 17:34:14,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2021-12-19 17:34:14,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:14,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2021-12-19 17:34:14,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:14,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2021-12-19 17:34:14,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:14,701 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 42 transitions. [2021-12-19 17:34:14,701 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-12-19 17:34:14,702 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 22 states and 29 transitions. [2021-12-19 17:34:14,702 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-12-19 17:34:14,702 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2021-12-19 17:34:14,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 29 transitions. [2021-12-19 17:34:14,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:34:14,703 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2021-12-19 17:34:14,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 29 transitions. [2021-12-19 17:34:14,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2021-12-19 17:34:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 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) [2021-12-19 17:34:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2021-12-19 17:34:14,705 INFO L704 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2021-12-19 17:34:14,705 INFO L587 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2021-12-19 17:34:14,705 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 17:34:14,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2021-12-19 17:34:14,706 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-12-19 17:34:14,706 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:34:14,706 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:34:14,706 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:34:14,706 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 17:34:14,707 INFO L791 eck$LassoCheckResult]: Stem: 349#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 350#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 347#L565 assume !(main_~array_size~0#1 < 1); 348#L565-2 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~mem8#1, test_fun_#t~post9#1, test_fun_#t~post10#1, test_fun_#t~mem7#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~pos~0#1, test_fun_~neg~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~pos~0#1 := 0;test_fun_~neg~0#1 := 0;test_fun_~i~0#1 := 0; 351#L552-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 352#L553-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 365#L553-1 assume !(test_fun_#t~mem3#1 < 0);havoc test_fun_#t~mem3#1; 364#L557-2 call test_fun_#t~mem7#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 361#L557 assume !(test_fun_#t~mem7#1 > 0);havoc test_fun_#t~mem7#1; 345#L552-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 346#L552-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 353#L553-3 [2021-12-19 17:34:14,707 INFO L793 eck$LassoCheckResult]: Loop: 353#L553-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 359#L553-1 assume !!(test_fun_#t~mem3#1 < 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(1 + test_fun_#t~post5#1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~neg~0#1;test_fun_~neg~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 353#L553-3 [2021-12-19 17:34:14,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:14,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1330840024, now seen corresponding path program 2 times [2021-12-19 17:34:14,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:14,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962461789] [2021-12-19 17:34:14,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:14,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:14,729 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:14,743 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:14,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:14,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 2 times [2021-12-19 17:34:14,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:14,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822517567] [2021-12-19 17:34:14,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:14,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:14,760 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:14,764 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:14,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:14,764 INFO L85 PathProgramCache]: Analyzing trace with hash -962990435, now seen corresponding path program 1 times [2021-12-19 17:34:14,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:14,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243571679] [2021-12-19 17:34:14,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:14,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:14,789 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:14,797 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:15,070 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:34:15,071 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:34:15,071 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:34:15,071 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:34:15,071 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:34:15,071 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:15,071 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:34:15,071 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:34:15,071 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration5_Lasso [2021-12-19 17:34:15,071 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:34:15,071 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:34:15,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:15,409 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:15,409 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:34:15,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:15,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:15,412 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) [2021-12-19 17:34:15,420 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 [2021-12-19 17:34:15,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:15,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:15,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:15,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:15,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:15,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:15,431 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 [2021-12-19 17:34:15,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:15,466 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 [2021-12-19 17:34:15,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:15,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:15,468 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) [2021-12-19 17:34:15,471 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 [2021-12-19 17:34:15,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:15,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:15,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:15,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:15,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:15,479 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 [2021-12-19 17:34:15,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:15,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:15,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:15,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:15,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:15,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:15,497 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) [2021-12-19 17:34:15,497 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 [2021-12-19 17:34:15,499 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 [2021-12-19 17:34:15,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:15,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:15,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:15,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:15,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:15,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:15,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:15,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:15,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:15,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:15,531 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) [2021-12-19 17:34:15,541 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 [2021-12-19 17:34:15,543 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 [2021-12-19 17:34:15,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:15,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:15,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:15,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:15,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:15,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:15,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:15,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:15,562 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 [2021-12-19 17:34:15,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-19 17:34:15,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:15,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:15,579 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) [2021-12-19 17:34:15,580 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 [2021-12-19 17:34:15,581 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 [2021-12-19 17:34:15,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:15,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:34:15,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:15,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:15,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:15,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:34:15,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:34:15,589 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:34:15,591 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 17:34:15,591 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-19 17:34:15,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:15,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:15,592 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) [2021-12-19 17:34:15,593 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 [2021-12-19 17:34:15,599 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:34:15,599 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 17:34:15,599 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:34:15,600 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ ULTIMATE.start_test_fun_~a#1.offset (* ULTIMATE.start_test_fun_~i~0#1 4)))_3) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ ULTIMATE.start_test_fun_~a#1.offset (* ULTIMATE.start_test_fun_~i~0#1 4)))_3 Supporting invariants [] [2021-12-19 17:34:15,616 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 [2021-12-19 17:34:15,622 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2021-12-19 17:34:15,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:15,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:15,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:15,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:15,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:15,696 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:15,696 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:15,721 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 31 states and 39 transitions. Complement of second has 7 states. [2021-12-19 17:34:15,721 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 [2021-12-19 17:34:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2021-12-19 17:34:15,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2021-12-19 17:34:15,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:15,724 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:34:15,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:15,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:15,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:15,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:15,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:15,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:15,798 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:15,798 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:15,822 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 31 states and 39 transitions. Complement of second has 7 states. [2021-12-19 17:34:15,822 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 [2021-12-19 17:34:15,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:15,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2021-12-19 17:34:15,825 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2021-12-19 17:34:15,825 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:15,825 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:34:15,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:15,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:15,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:15,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:15,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:15,894 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:15,894 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:15,918 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 42 states and 53 transitions. Complement of second has 6 states. [2021-12-19 17:34:15,918 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 [2021-12-19 17:34:15,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:15,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2021-12-19 17:34:15,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 2 letters. [2021-12-19 17:34:15,920 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:15,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 2 letters. [2021-12-19 17:34:15,921 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:15,921 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 4 letters. [2021-12-19 17:34:15,922 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:15,922 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 53 transitions. [2021-12-19 17:34:15,926 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 17:34:15,926 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 32 states and 42 transitions. [2021-12-19 17:34:15,926 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-12-19 17:34:15,927 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-12-19 17:34:15,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2021-12-19 17:34:15,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:34:15,927 INFO L681 BuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2021-12-19 17:34:15,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2021-12-19 17:34:15,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 24. [2021-12-19 17:34:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 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) [2021-12-19 17:34:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 32 transitions. [2021-12-19 17:34:15,932 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2021-12-19 17:34:15,932 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2021-12-19 17:34:15,932 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 17:34:15,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 32 transitions. [2021-12-19 17:34:15,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 17:34:15,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:34:15,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:34:15,934 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:34:15,934 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 17:34:15,935 INFO L791 eck$LassoCheckResult]: Stem: 648#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 649#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 646#L565 assume !(main_~array_size~0#1 < 1); 647#L565-2 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~mem8#1, test_fun_#t~post9#1, test_fun_#t~post10#1, test_fun_#t~mem7#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~pos~0#1, test_fun_~neg~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~pos~0#1 := 0;test_fun_~neg~0#1 := 0;test_fun_~i~0#1 := 0; 650#L552-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 651#L553-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 660#L553-1 assume !(test_fun_#t~mem3#1 < 0);havoc test_fun_#t~mem3#1; 663#L557-2 call test_fun_#t~mem7#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 666#L557 assume !(test_fun_#t~mem7#1 > 0);havoc test_fun_#t~mem7#1; 644#L552-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 645#L552-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 652#L553-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 659#L553-1 assume !(test_fun_#t~mem3#1 < 0);havoc test_fun_#t~mem3#1; 654#L557-2 [2021-12-19 17:34:15,935 INFO L793 eck$LassoCheckResult]: Loop: 654#L557-2 call test_fun_#t~mem7#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 655#L557 assume !!(test_fun_#t~mem7#1 > 0);havoc test_fun_#t~mem7#1;call test_fun_#t~mem8#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post9#1 := test_fun_#t~mem8#1;call write~int(test_fun_#t~post9#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem8#1;havoc test_fun_#t~post9#1;test_fun_#t~post10#1 := test_fun_~pos~0#1;test_fun_~pos~0#1 := 1 + test_fun_#t~post10#1;havoc test_fun_#t~post10#1; 654#L557-2 [2021-12-19 17:34:15,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:15,935 INFO L85 PathProgramCache]: Analyzing trace with hash -962990437, now seen corresponding path program 3 times [2021-12-19 17:34:15,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:15,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490238046] [2021-12-19 17:34:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:15,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:15,957 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:15,964 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:15,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:15,964 INFO L85 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 2 times [2021-12-19 17:34:15,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:15,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164442854] [2021-12-19 17:34:15,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:15,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:15,968 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:15,971 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:15,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:15,972 INFO L85 PathProgramCache]: Analyzing trace with hash -2015840224, now seen corresponding path program 1 times [2021-12-19 17:34:15,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:34:15,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845130234] [2021-12-19 17:34:15,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:34:15,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:34:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:15,980 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:34:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:34:15,988 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:34:16,289 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:34:16,290 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:34:16,290 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:34:16,290 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:34:16,290 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:34:16,290 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,290 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:34:16,290 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:34:16,290 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration6_Lasso [2021-12-19 17:34:16,290 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:34:16,290 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:34:16,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:34:16,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-19 17:34:16,645 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:34:16,645 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:34:16,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:16,648 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) [2021-12-19 17:34:16,655 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 [2021-12-19 17:34:16,656 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 [2021-12-19 17:34:16,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:16,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:16,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:16,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:16,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:16,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:16,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:16,710 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 [2021-12-19 17:34:16,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:16,711 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) [2021-12-19 17:34:16,714 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 [2021-12-19 17:34:16,714 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 [2021-12-19 17:34:16,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:16,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:16,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:16,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:16,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:16,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:16,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:16,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:16,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:16,749 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) [2021-12-19 17:34:16,749 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 [2021-12-19 17:34:16,751 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 [2021-12-19 17:34:16,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:16,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:16,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:16,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:16,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:16,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:16,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:16,804 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 [2021-12-19 17:34:16,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:16,805 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) [2021-12-19 17:34:16,806 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 [2021-12-19 17:34:16,807 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 [2021-12-19 17:34:16,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:16,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:16,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:16,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:16,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:16,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:16,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:16,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-19 17:34:16,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:16,854 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) [2021-12-19 17:34:16,855 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 [2021-12-19 17:34:16,856 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 [2021-12-19 17:34:16,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:16,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:16,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:16,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:16,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:16,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:16,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:34:16,880 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 [2021-12-19 17:34:16,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:16,881 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) [2021-12-19 17:34:16,881 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 [2021-12-19 17:34:16,883 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 [2021-12-19 17:34:16,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:34:16,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:34:16,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:34:16,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:34:16,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:34:16,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:34:16,893 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:34:16,897 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-19 17:34:16,897 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-12-19 17:34:16,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:34:16,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:34:16,898 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) [2021-12-19 17:34:16,899 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 [2021-12-19 17:34:16,900 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:34:16,906 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 17:34:16,906 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:34:16,906 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ (* ULTIMATE.start_test_fun_~i~0#1 4) ULTIMATE.start_test_fun_~a#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a#1.base) (+ (* ULTIMATE.start_test_fun_~i~0#1 4) ULTIMATE.start_test_fun_~a#1.offset))_2 Supporting invariants [] [2021-12-19 17:34:16,921 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 [2021-12-19 17:34:16,927 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2021-12-19 17:34:16,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:16,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:16,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:16,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:16,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:16,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:16,996 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:16,996 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:17,011 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 28 states and 36 transitions. Complement of second has 7 states. [2021-12-19 17:34:17,011 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 [2021-12-19 17:34:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-12-19 17:34:17,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2021-12-19 17:34:17,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:17,012 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:34:17,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:17,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:17,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:17,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:17,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:17,081 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:17,081 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:17,092 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 28 states and 36 transitions. Complement of second has 7 states. [2021-12-19 17:34:17,093 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 [2021-12-19 17:34:17,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-12-19 17:34:17,094 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2021-12-19 17:34:17,094 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:17,094 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-19 17:34:17,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:34:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:17,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:34:17,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:34:17,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 17:34:17,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:34:17,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:34:17,158 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:34:17,158 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:17,170 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 30 states and 40 transitions. Complement of second has 6 states. [2021-12-19 17:34:17,171 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 [2021-12-19 17:34:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-12-19 17:34:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-12-19 17:34:17,171 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 2 letters. [2021-12-19 17:34:17,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:17,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 15 letters. Loop has 2 letters. [2021-12-19 17:34:17,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:17,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 4 letters. [2021-12-19 17:34:17,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:34:17,172 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2021-12-19 17:34:17,173 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:34:17,173 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2021-12-19 17:34:17,173 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-19 17:34:17,173 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-19 17:34:17,173 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-19 17:34:17,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:34:17,173 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:34:17,173 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:34:17,173 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:34:17,173 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 17:34:17,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-19 17:34:17,173 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:34:17,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-19 17:34:17,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 05:34:17 BoogieIcfgContainer [2021-12-19 17:34:17,180 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 17:34:17,180 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 17:34:17,180 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 17:34:17,181 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 17:34:17,181 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:34:09" (3/4) ... [2021-12-19 17:34:17,183 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-19 17:34:17,184 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 17:34:17,184 INFO L158 Benchmark]: Toolchain (without parser) took 8180.74ms. Allocated memory was 86.0MB in the beginning and 148.9MB in the end (delta: 62.9MB). Free memory was 60.3MB in the beginning and 80.9MB in the end (delta: -20.6MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2021-12-19 17:34:17,185 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:34:17,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.33ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 60.1MB in the beginning and 95.6MB in the end (delta: -35.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-12-19 17:34:17,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.89ms. Allocated memory is still 123.7MB. Free memory was 95.6MB in the beginning and 93.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:34:17,185 INFO L158 Benchmark]: Boogie Preprocessor took 22.17ms. Allocated memory is still 123.7MB. Free memory was 93.6MB in the beginning and 92.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:34:17,186 INFO L158 Benchmark]: RCFGBuilder took 229.16ms. Allocated memory is still 123.7MB. Free memory was 92.4MB in the beginning and 82.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-19 17:34:17,186 INFO L158 Benchmark]: BuchiAutomizer took 7482.11ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 82.4MB in the beginning and 80.9MB in the end (delta: 1.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2021-12-19 17:34:17,186 INFO L158 Benchmark]: Witness Printer took 3.44ms. Allocated memory is still 148.9MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:34:17,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.33ms. Allocated memory was 86.0MB in the beginning and 123.7MB in the end (delta: 37.7MB). Free memory was 60.1MB in the beginning and 95.6MB in the end (delta: -35.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.89ms. Allocated memory is still 123.7MB. Free memory was 95.6MB in the beginning and 93.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.17ms. Allocated memory is still 123.7MB. Free memory was 93.6MB in the beginning and 92.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 229.16ms. Allocated memory is still 123.7MB. Free memory was 92.4MB in the beginning and 82.4MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 7482.11ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 82.4MB in the beginning and 80.9MB in the end (delta: 1.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Witness Printer took 3.44ms. Allocated memory is still 148.9MB. Free memory is still 80.9MB. 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 (1 trivial, 3 deterministic, 2 nondeterministic). One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. One nondeterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. One nondeterministic module has affine ranking function unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.4s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 6.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 15 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 24 states and ocurred in iteration 5. Nontrivial modules had stage [3, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 97 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 88 mSDsluCounter, 108 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 99 mSDtfsCounter, 103 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital150 mio100 ax112 hnf99 lsp79 ukn77 mio100 lsp53 div100 bol100 ite100 ukn100 eq180 hnf89 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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! [2021-12-19 17:34:17,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-19 17:34:17,434 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