./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 35987657 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/gcd1-alloca.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 dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 01:39:20,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 01:39:20,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 01:39:20,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 01:39:20,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 01:39:20,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 01:39:20,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 01:39:20,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 01:39:20,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 01:39:20,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 01:39:20,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 01:39:20,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 01:39:20,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 01:39:20,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 01:39:20,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 01:39:20,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 01:39:20,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 01:39:20,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 01:39:20,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 01:39:20,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 01:39:20,838 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 01:39:20,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 01:39:20,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 01:39:20,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 01:39:20,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 01:39:20,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 01:39:20,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 01:39:20,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 01:39:20,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 01:39:20,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 01:39:20,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 01:39:20,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 01:39:20,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 01:39:20,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 01:39:20,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 01:39:20,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 01:39:20,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 01:39:20,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 01:39:20,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 01:39:20,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 01:39:20,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 01:39:20,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 01:39:20,866 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-22 01:39:20,892 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 01:39:20,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 01:39:20,893 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 01:39:20,893 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 01:39:20,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 01:39:20,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 01:39:20,895 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 01:39:20,895 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 01:39:20,896 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 01:39:20,897 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 01:39:20,897 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 01:39:20,897 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 01:39:20,897 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 01:39:20,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 01:39:20,908 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 01:39:20,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 01:39:20,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 01:39:20,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 01:39:20,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 01:39:20,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 01:39:20,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 01:39:20,909 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 01:39:20,909 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 01:39:20,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 01:39:20,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 01:39:20,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 01:39:20,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 01:39:20,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 01:39:20,913 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 01:39:20,914 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 [2022-07-22 01:39:21,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 01:39:21,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 01:39:21,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 01:39:21,265 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 01:39:21,265 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 01:39:21,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-07-22 01:39:21,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ee07d66/1d6d4defce4543db85cf392415a87e95/FLAGae7367a2e [2022-07-22 01:39:21,841 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 01:39:21,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-07-22 01:39:21,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ee07d66/1d6d4defce4543db85cf392415a87e95/FLAGae7367a2e [2022-07-22 01:39:22,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ee07d66/1d6d4defce4543db85cf392415a87e95 [2022-07-22 01:39:22,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 01:39:22,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 01:39:22,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 01:39:22,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 01:39:22,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 01:39:22,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec82253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22, skipping insertion in model container [2022-07-22 01:39:22,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 01:39:22,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 01:39:22,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 01:39:22,540 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 01:39:22,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 01:39:22,618 INFO L208 MainTranslator]: Completed translation [2022-07-22 01:39:22,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22 WrapperNode [2022-07-22 01:39:22,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 01:39:22,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 01:39:22,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 01:39:22,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 01:39:22,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,673 INFO L137 Inliner]: procedures = 111, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2022-07-22 01:39:22,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 01:39:22,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 01:39:22,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 01:39:22,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 01:39:22,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 01:39:22,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 01:39:22,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 01:39:22,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 01:39:22,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (1/1) ... [2022-07-22 01:39:22,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:22,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:22,756 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) [2022-07-22 01:39:22,772 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 [2022-07-22 01:39:22,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 01:39:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 01:39:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 01:39:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 01:39:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 01:39:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 01:39:22,930 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 01:39:22,932 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 01:39:23,107 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 01:39:23,112 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 01:39:23,112 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-22 01:39:23,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:39:23 BoogieIcfgContainer [2022-07-22 01:39:23,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 01:39:23,115 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 01:39:23,115 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 01:39:23,118 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 01:39:23,119 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:39:23,119 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 01:39:22" (1/3) ... [2022-07-22 01:39:23,120 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f574181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 01:39:23, skipping insertion in model container [2022-07-22 01:39:23,120 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:39:23,120 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:39:22" (2/3) ... [2022-07-22 01:39:23,121 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f574181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 01:39:23, skipping insertion in model container [2022-07-22 01:39:23,121 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:39:23,121 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:39:23" (3/3) ... [2022-07-22 01:39:23,122 INFO L354 chiAutomizerObserver]: Analyzing ICFG gcd1-alloca.i [2022-07-22 01:39:23,177 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 01:39:23,178 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-22 01:39:23,178 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 01:39:23,178 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 01:39:23,178 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 01:39:23,178 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-22 01:39:23,178 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 01:39:23,179 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 01:39:23,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 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) [2022-07-22 01:39:23,203 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-22 01:39:23,203 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:39:23,203 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:39:23,210 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 01:39:23,210 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-22 01:39:23,210 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 01:39:23,211 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 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) [2022-07-22 01:39:23,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-22 01:39:23,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:39:23,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:39:23,215 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 01:39:23,215 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-22 01:39:23,222 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 9#L553true assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 5#L553-2true call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 15#L554true assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 6#L555-2true [2022-07-22 01:39:23,223 INFO L754 eck$LassoCheckResult]: Loop: 6#L555-2true call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 10#L555true assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 13#L557-3true assume !true; 8#L557-4true call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 6#L555-2true [2022-07-22 01:39:23,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:23,228 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2022-07-22 01:39:23,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:23,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320926544] [2022-07-22 01:39:23,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:23,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,398 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:23,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:23,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1513768, now seen corresponding path program 1 times [2022-07-22 01:39:23,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:23,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060807409] [2022-07-22 01:39:23,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:23,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:23,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:39:23,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 01:39:23,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060807409] [2022-07-22 01:39:23,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060807409] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 01:39:23,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 01:39:23,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 01:39:23,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124651906] [2022-07-22 01:39:23,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 01:39:23,504 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-22 01:39:23,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 01:39:23,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-22 01:39:23,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-22 01:39:23,531 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 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) [2022-07-22 01:39:23,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 01:39:23,537 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2022-07-22 01:39:23,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-22 01:39:23,543 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2022-07-22 01:39:23,546 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-22 01:39:23,549 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2022-07-22 01:39:23,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-07-22 01:39:23,550 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-22 01:39:23,550 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2022-07-22 01:39:23,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 01:39:23,551 INFO L369 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-22 01:39:23,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2022-07-22 01:39:23,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-07-22 01:39:23,572 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) [2022-07-22 01:39:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-07-22 01:39:23,573 INFO L392 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-22 01:39:23,573 INFO L374 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-22 01:39:23,573 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 01:39:23,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-07-22 01:39:23,574 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-22 01:39:23,575 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:39:23,575 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:39:23,575 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 01:39:23,575 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-22 01:39:23,576 INFO L752 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 43#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 38#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 39#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 44#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 45#L555-2 [2022-07-22 01:39:23,576 INFO L754 eck$LassoCheckResult]: Loop: 45#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 40#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 41#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 46#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 47#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 45#L555-2 [2022-07-22 01:39:23,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:23,578 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 2 times [2022-07-22 01:39:23,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:23,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107668038] [2022-07-22 01:39:23,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:23,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,633 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:23,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:23,669 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 1 times [2022-07-22 01:39:23,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:23,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609209906] [2022-07-22 01:39:23,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:23,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,709 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:23,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:23,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1985425099, now seen corresponding path program 1 times [2022-07-22 01:39:23,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:23,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145232612] [2022-07-22 01:39:23,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:23,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:23,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,789 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:23,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:24,740 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:39:24,740 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:39:24,741 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:39:24,741 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:39:24,741 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:39:24,741 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:24,742 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:39:24,742 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:39:24,742 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration2_Lasso [2022-07-22 01:39:24,742 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:39:24,742 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:39:24,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:24,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:25,851 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:39:25,855 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:39:25,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:25,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:25,857 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) [2022-07-22 01:39:25,861 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 [2022-07-22 01:39:25,862 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 [2022-07-22 01:39:25,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:25,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:25,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:25,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:25,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:25,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:25,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:25,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:25,917 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 [2022-07-22 01:39:25,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:25,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:25,919 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) [2022-07-22 01:39:25,920 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 [2022-07-22 01:39:25,923 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 [2022-07-22 01:39:25,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:25,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:25,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:25,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:25,938 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:25,938 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:25,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:25,974 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 [2022-07-22 01:39:25,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:25,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:25,976 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) [2022-07-22 01:39:25,979 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 [2022-07-22 01:39:25,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:25,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:25,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:25,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:25,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:25,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:25,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:25,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:25,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-07-22 01:39:26,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,006 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) [2022-07-22 01:39:26,006 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 [2022-07-22 01:39:26,008 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 [2022-07-22 01:39:26,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:26,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:26,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:26,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:26,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,065 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) [2022-07-22 01:39:26,066 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 [2022-07-22 01:39:26,067 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 [2022-07-22 01:39:26,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:26,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,112 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) [2022-07-22 01:39:26,115 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 [2022-07-22 01:39:26,116 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 [2022-07-22 01:39:26,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:26,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,124 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:26,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:26,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:26,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,148 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) [2022-07-22 01:39:26,149 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 [2022-07-22 01:39:26,151 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 [2022-07-22 01:39:26,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:26,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:26,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:26,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,179 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 [2022-07-22 01:39:26,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,181 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) [2022-07-22 01:39:26,181 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 [2022-07-22 01:39:26,183 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 [2022-07-22 01:39:26,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:26,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:26,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:26,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,212 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:26,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,214 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) [2022-07-22 01:39:26,215 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 [2022-07-22 01:39:26,217 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 [2022-07-22 01:39:26,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,270 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 [2022-07-22 01:39:26,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,272 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) [2022-07-22 01:39:26,273 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 [2022-07-22 01:39:26,274 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 [2022-07-22 01:39:26,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:26,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:26,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:26,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,299 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 [2022-07-22 01:39:26,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,301 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) [2022-07-22 01:39:26,302 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 [2022-07-22 01:39:26,304 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 [2022-07-22 01:39:26,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:26,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:26,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:26,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,331 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 [2022-07-22 01:39:26,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,333 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) [2022-07-22 01:39:26,334 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 [2022-07-22 01:39:26,335 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 [2022-07-22 01:39:26,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:26,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:26,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:26,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,364 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 [2022-07-22 01:39:26,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,366 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) [2022-07-22 01:39:26,369 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 [2022-07-22 01:39:26,370 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 [2022-07-22 01:39:26,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,381 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,414 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 [2022-07-22 01:39:26,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,415 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) [2022-07-22 01:39:26,416 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 [2022-07-22 01:39:26,418 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 [2022-07-22 01:39:26,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,465 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 [2022-07-22 01:39:26,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,467 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) [2022-07-22 01:39:26,467 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 [2022-07-22 01:39:26,470 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 [2022-07-22 01:39:26,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,526 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:26,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,533 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) [2022-07-22 01:39:26,537 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 [2022-07-22 01:39:26,538 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 [2022-07-22 01:39:26,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:26,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,602 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) [2022-07-22 01:39:26,612 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 [2022-07-22 01:39:26,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,625 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 [2022-07-22 01:39:26,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,660 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 [2022-07-22 01:39:26,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,662 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) [2022-07-22 01:39:26,666 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 [2022-07-22 01:39:26,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,682 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 [2022-07-22 01:39:26,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,724 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 [2022-07-22 01:39:26,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,726 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) [2022-07-22 01:39:26,733 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 [2022-07-22 01:39:26,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,743 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,745 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 [2022-07-22 01:39:26,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:26,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,788 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) [2022-07-22 01:39:26,795 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 [2022-07-22 01:39:26,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,823 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 [2022-07-22 01:39:26,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,867 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 [2022-07-22 01:39:26,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,869 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) [2022-07-22 01:39:26,873 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 [2022-07-22 01:39:26,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,883 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 [2022-07-22 01:39:26,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:26,921 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 [2022-07-22 01:39:26,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:26,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:26,922 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) [2022-07-22 01:39:26,923 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 [2022-07-22 01:39:26,924 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 [2022-07-22 01:39:26,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:26,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:26,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:26,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:26,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:26,941 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:26,960 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:39:26,998 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 01:39:26,999 INFO L444 ModelExtractionUtils]: 26 out of 31 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-07-22 01:39:27,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:27,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:27,039 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) [2022-07-22 01:39:27,104 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:39:27,115 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 [2022-07-22 01:39:27,128 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-22 01:39:27,129 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:39:27,129 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1 Supporting invariants [] [2022-07-22 01:39:27,156 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 [2022-07-22 01:39:27,230 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-22 01:39:27,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:27,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-22 01:39:27,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:27,351 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2022-07-22 01:39:27,362 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 [2022-07-22 01:39:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:27,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-22 01:39:27,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:27,454 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-22 01:39:27,454 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-07-22 01:39:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:39:27,612 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-07-22 01:39:27,613 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-07-22 01:39:27,813 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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 24 states and 32 transitions. Complement of second has 15 states. [2022-07-22 01:39:27,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-07-22 01:39:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-07-22 01:39:27,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-07-22 01:39:27,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-07-22 01:39:27,819 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:27,819 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-07-22 01:39:27,820 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:27,820 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-07-22 01:39:27,820 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:27,821 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 32 transitions. [2022-07-22 01:39:27,823 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-22 01:39:27,824 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 30 transitions. [2022-07-22 01:39:27,825 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-22 01:39:27,825 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-07-22 01:39:27,825 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2022-07-22 01:39:27,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:39:27,825 INFO L369 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2022-07-22 01:39:27,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2022-07-22 01:39:27,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 19. [2022-07-22 01:39:27,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 states have internal predecessors, (25), 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) [2022-07-22 01:39:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-07-22 01:39:27,829 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-22 01:39:27,830 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-22 01:39:27,831 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 01:39:27,831 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-07-22 01:39:27,833 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-22 01:39:27,834 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:39:27,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:39:27,834 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 01:39:27,834 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-22 01:39:27,835 INFO L752 eck$LassoCheckResult]: Stem: 251#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 252#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 245#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 246#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 253#L554 assume gcd_#t~mem7#1 < 0;havoc gcd_#t~mem7#1;call gcd_#t~mem8#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(-gcd_#t~mem8#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem8#1; 254#L555-2 [2022-07-22 01:39:27,835 INFO L754 eck$LassoCheckResult]: Loop: 254#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 255#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 263#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 262#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 260#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 254#L555-2 [2022-07-22 01:39:27,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:27,836 INFO L85 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2022-07-22 01:39:27,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:27,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017851097] [2022-07-22 01:39:27,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:27,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:27,873 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:27,885 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:27,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:27,886 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 2 times [2022-07-22 01:39:27,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:27,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649816076] [2022-07-22 01:39:27,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:27,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:27,901 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:27,922 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:27,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:27,924 INFO L85 PathProgramCache]: Analyzing trace with hash -2042683401, now seen corresponding path program 1 times [2022-07-22 01:39:27,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:27,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613301671] [2022-07-22 01:39:27,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:27,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:27,960 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:27,995 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:28,727 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:39:28,728 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:39:28,728 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:39:28,728 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:39:28,728 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:39:28,728 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:28,728 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:39:28,728 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:39:28,728 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration3_Lasso [2022-07-22 01:39:28,728 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:39:28,728 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:39:28,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:28,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:28,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:28,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:28,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:28,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:29,718 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:39:29,718 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:39:29,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:29,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:29,721 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) [2022-07-22 01:39:29,724 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 [2022-07-22 01:39:29,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:29,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:29,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:29,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:29,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:29,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:29,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:29,735 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 [2022-07-22 01:39:29,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:29,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:29,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:29,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:29,773 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) [2022-07-22 01:39:29,774 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 [2022-07-22 01:39:29,776 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 [2022-07-22 01:39:29,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:29,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:29,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:29,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:29,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:29,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:29,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:29,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:29,807 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 [2022-07-22 01:39:29,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:29,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:29,808 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) [2022-07-22 01:39:29,809 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 [2022-07-22 01:39:29,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:29,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:29,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:29,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:29,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:29,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:29,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:29,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:29,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:29,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-22 01:39:29,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:29,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:29,862 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) [2022-07-22 01:39:29,863 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 [2022-07-22 01:39:29,865 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 [2022-07-22 01:39:29,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:29,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:29,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:29,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:29,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:29,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:29,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:29,890 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-22 01:39:29,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:29,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:29,892 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) [2022-07-22 01:39:29,893 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 [2022-07-22 01:39:29,894 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 [2022-07-22 01:39:29,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:29,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:29,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:29,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:29,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:29,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:29,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:29,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:29,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-22 01:39:29,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:29,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:29,920 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) [2022-07-22 01:39:29,920 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 [2022-07-22 01:39:29,922 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 [2022-07-22 01:39:29,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:29,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:29,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:29,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:29,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:29,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:29,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:29,951 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-22 01:39:29,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:29,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:29,953 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) [2022-07-22 01:39:29,954 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 [2022-07-22 01:39:29,955 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 [2022-07-22 01:39:29,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:29,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:29,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:29,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:29,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:29,973 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:29,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:30,014 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 [2022-07-22 01:39:30,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:30,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:30,015 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) [2022-07-22 01:39:30,016 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 [2022-07-22 01:39:30,018 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 [2022-07-22 01:39:30,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:30,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:30,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:30,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:30,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:30,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:30,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:30,054 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 [2022-07-22 01:39:30,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:30,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:30,056 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) [2022-07-22 01:39:30,056 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 [2022-07-22 01:39:30,058 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 [2022-07-22 01:39:30,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:30,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:30,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:30,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:30,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:30,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:30,093 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:39:30,110 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 01:39:30,110 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-07-22 01:39:30,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:30,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:30,112 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) [2022-07-22 01:39:30,120 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 [2022-07-22 01:39:30,121 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:39:30,128 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-22 01:39:30,128 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:39:30,128 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2 Supporting invariants [] [2022-07-22 01:39:30,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:30,213 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-22 01:39:30,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:30,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-22 01:39:30,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:30,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2022-07-22 01:39:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:30,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-22 01:39:30,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:30,354 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-22 01:39:30,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-07-22 01:39:30,510 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 [2022-07-22 01:39:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:39:30,526 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-07-22 01:39:30,526 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-07-22 01:39:30,681 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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 28 states and 38 transitions. Complement of second has 15 states. [2022-07-22 01:39:30,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-07-22 01:39:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 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) [2022-07-22 01:39:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-07-22 01:39:30,683 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-07-22 01:39:30,683 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:30,683 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-07-22 01:39:30,683 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:30,683 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-07-22 01:39:30,684 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:30,684 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 38 transitions. [2022-07-22 01:39:30,685 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-22 01:39:30,685 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 27 states and 36 transitions. [2022-07-22 01:39:30,685 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-22 01:39:30,685 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-22 01:39:30,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 36 transitions. [2022-07-22 01:39:30,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:39:30,686 INFO L369 hiAutomatonCegarLoop]: Abstraction has 27 states and 36 transitions. [2022-07-22 01:39:30,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 36 transitions. [2022-07-22 01:39:30,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 14. [2022-07-22 01:39:30,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 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) [2022-07-22 01:39:30,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 19 transitions. [2022-07-22 01:39:30,688 INFO L392 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-07-22 01:39:30,688 INFO L374 stractBuchiCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-07-22 01:39:30,688 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 01:39:30,688 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 19 transitions. [2022-07-22 01:39:30,689 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-22 01:39:30,689 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:39:30,689 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:39:30,689 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:39:30,689 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:39:30,690 INFO L752 eck$LassoCheckResult]: Stem: 471#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 472#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 465#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 466#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 473#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 474#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 467#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 468#L557-3 [2022-07-22 01:39:30,690 INFO L754 eck$LassoCheckResult]: Loop: 468#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 476#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 468#L557-3 [2022-07-22 01:39:30,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:30,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815470, now seen corresponding path program 1 times [2022-07-22 01:39:30,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:30,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834583924] [2022-07-22 01:39:30,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:30,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:30,704 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:30,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:30,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:30,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 1 times [2022-07-22 01:39:30,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:30,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874623901] [2022-07-22 01:39:30,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:30,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:30,718 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:30,723 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:30,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:30,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1182880019, now seen corresponding path program 1 times [2022-07-22 01:39:30,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:30,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324141950] [2022-07-22 01:39:30,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:30,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:30,745 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:30,772 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:31,298 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:39:31,299 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:39:31,299 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:39:31,299 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:39:31,299 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:39:31,299 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:31,299 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:39:31,299 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:39:31,299 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration4_Lasso [2022-07-22 01:39:31,299 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:39:31,299 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:39:31,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:31,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:32,049 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:39:32,049 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:39:32,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,052 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) [2022-07-22 01:39:32,053 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 [2022-07-22 01:39:32,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:32,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,085 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 [2022-07-22 01:39:32,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,086 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) [2022-07-22 01:39:32,088 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 [2022-07-22 01:39:32,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:32,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,112 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:32,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,114 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) [2022-07-22 01:39:32,115 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 [2022-07-22 01:39:32,116 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 [2022-07-22 01:39:32,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,140 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:32,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,141 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) [2022-07-22 01:39:32,142 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 [2022-07-22 01:39:32,144 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 [2022-07-22 01:39:32,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:32,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:32,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:32,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,204 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) [2022-07-22 01:39:32,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:32,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:32,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:32,225 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 [2022-07-22 01:39:32,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:32,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,263 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) [2022-07-22 01:39:32,273 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 [2022-07-22 01:39:32,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,283 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 [2022-07-22 01:39:32,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-22 01:39:32,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,309 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) [2022-07-22 01:39:32,313 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 [2022-07-22 01:39:32,314 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 [2022-07-22 01:39:32,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-22 01:39:32,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,340 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) [2022-07-22 01:39:32,340 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 [2022-07-22 01:39:32,342 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 [2022-07-22 01:39:32,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,378 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:32,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,384 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) [2022-07-22 01:39:32,388 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 [2022-07-22 01:39:32,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,398 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 [2022-07-22 01:39:32,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,433 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 [2022-07-22 01:39:32,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,434 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) [2022-07-22 01:39:32,435 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 [2022-07-22 01:39:32,436 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 [2022-07-22 01:39:32,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,459 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-22 01:39:32,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,461 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) [2022-07-22 01:39:32,461 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 [2022-07-22 01:39:32,463 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 [2022-07-22 01:39:32,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-22 01:39:32,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,487 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) [2022-07-22 01:39:32,490 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 [2022-07-22 01:39:32,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:32,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,514 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-22 01:39:32,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,515 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) [2022-07-22 01:39:32,516 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 [2022-07-22 01:39:32,517 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 [2022-07-22 01:39:32,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,525 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:32,525 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:32,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,546 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 [2022-07-22 01:39:32,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,547 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) [2022-07-22 01:39:32,548 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 [2022-07-22 01:39:32,549 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 [2022-07-22 01:39:32,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-22 01:39:32,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,574 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) [2022-07-22 01:39:32,575 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 [2022-07-22 01:39:32,576 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 [2022-07-22 01:39:32,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:32,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:32,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,601 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 [2022-07-22 01:39:32,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,603 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) [2022-07-22 01:39:32,603 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 [2022-07-22 01:39:32,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:32,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:32,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:32,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:32,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,628 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 [2022-07-22 01:39:32,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,629 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) [2022-07-22 01:39:32,630 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 [2022-07-22 01:39:32,631 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 [2022-07-22 01:39:32,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,638 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:32,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:32,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:32,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,658 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) [2022-07-22 01:39:32,658 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 [2022-07-22 01:39:32,659 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 [2022-07-22 01:39:32,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:32,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:32,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:32,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-22 01:39:32,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,695 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) [2022-07-22 01:39:32,697 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 [2022-07-22 01:39:32,698 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 [2022-07-22 01:39:32,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:32,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:32,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:32,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:32,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:32,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:32,726 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:39:32,734 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 01:39:32,734 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 01:39:32,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:32,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:32,735 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) [2022-07-22 01:39:32,736 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 [2022-07-22 01:39:32,737 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:39:32,743 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-22 01:39:32,744 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:39:32,744 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 - 1 >= 0] [2022-07-22 01:39:32,760 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 [2022-07-22 01:39:32,830 INFO L293 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-07-22 01:39:32,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:32,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:32,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-22 01:39:32,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:32,938 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-22 01:39:32,938 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-22 01:39:32,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-07-22 01:39:32,951 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-22 01:39:33,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-22 01:39:33,087 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-07-22 01:39:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:33,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 01:39:33,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:33,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:39:33,181 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-22 01:39:33,181 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:39:33,226 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 32 transitions. Complement of second has 9 states. [2022-07-22 01:39:33,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:39:33,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:39:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-22 01:39:33,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 01:39:33,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:33,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 01:39:33,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:33,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 01:39:33,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:33,228 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2022-07-22 01:39:33,229 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-22 01:39:33,229 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 19 states and 24 transitions. [2022-07-22 01:39:33,229 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-22 01:39:33,230 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-07-22 01:39:33,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2022-07-22 01:39:33,230 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:39:33,230 INFO L369 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-07-22 01:39:33,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2022-07-22 01:39:33,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2022-07-22 01:39:33,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:39:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-07-22 01:39:33,232 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-22 01:39:33,232 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-22 01:39:33,232 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-22 01:39:33,232 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-07-22 01:39:33,232 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-22 01:39:33,232 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:39:33,232 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:39:33,233 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 01:39:33,233 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 01:39:33,233 INFO L752 eck$LassoCheckResult]: Stem: 668#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 669#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 666#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 667#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 670#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 671#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 664#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 665#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 677#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 678#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 672#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 662#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 663#L557-3 [2022-07-22 01:39:33,233 INFO L754 eck$LassoCheckResult]: Loop: 663#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 674#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 663#L557-3 [2022-07-22 01:39:33,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:33,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1028040102, now seen corresponding path program 2 times [2022-07-22 01:39:33,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:33,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377994676] [2022-07-22 01:39:33,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:33,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:33,255 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:33,268 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:33,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:33,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 2 times [2022-07-22 01:39:33,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:33,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442623561] [2022-07-22 01:39:33,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:33,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:33,274 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:33,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:33,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:33,278 INFO L85 PathProgramCache]: Analyzing trace with hash -104059009, now seen corresponding path program 1 times [2022-07-22 01:39:33,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:39:33,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928589413] [2022-07-22 01:39:33,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:39:33,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:39:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:33,298 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:39:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:39:33,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:39:34,276 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:39:34,276 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:39:34,276 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:39:34,276 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:39:34,276 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:39:34,276 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:34,276 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:39:34,276 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:39:34,276 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration5_Lasso [2022-07-22 01:39:34,276 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:39:34,276 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:39:34,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:34,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:39:35,065 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:39:35,065 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:39:35,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,068 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) [2022-07-22 01:39:35,070 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 [2022-07-22 01:39:35,071 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 [2022-07-22 01:39:35,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,099 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 [2022-07-22 01:39:35,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,100 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) [2022-07-22 01:39:35,101 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 [2022-07-22 01:39:35,103 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 [2022-07-22 01:39:35,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:35,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,128 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) [2022-07-22 01:39:35,128 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 [2022-07-22 01:39:35,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:35,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-22 01:39:35,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,157 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) [2022-07-22 01:39:35,157 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 [2022-07-22 01:39:35,159 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 [2022-07-22 01:39:35,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,183 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 [2022-07-22 01:39:35,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,184 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-22 01:39:35,231 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 [2022-07-22 01:39:35,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:35,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,259 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-22 01:39:35,262 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 [2022-07-22 01:39:35,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:35,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,288 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-22 01:39:35,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:35,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,314 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-22 01:39:35,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,315 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-22 01:39:35,317 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 [2022-07-22 01:39:35,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-22 01:39:35,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,343 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-22 01:39:35,345 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 [2022-07-22 01:39:35,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,369 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-22 01:39:35,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,371 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-22 01:39:35,373 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 [2022-07-22 01:39:35,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,381 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-22 01:39:35,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,401 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-22 01:39:35,404 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 [2022-07-22 01:39:35,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:35,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,431 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-22 01:39:35,433 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 [2022-07-22 01:39:35,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-22 01:39:35,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,462 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-22 01:39:35,464 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 [2022-07-22 01:39:35,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:39:35,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:39:35,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:39:35,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-22 01:39:35,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,489 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-22 01:39:35,492 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 [2022-07-22 01:39:35,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-22 01:39:35,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,523 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-22 01:39:35,526 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 [2022-07-22 01:39:35,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,540 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-22 01:39:35,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,566 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-22 01:39:35,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:39:35,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:35,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,595 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-22 01:39:35,597 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 [2022-07-22 01:39:35,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,607 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,629 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-22 01:39:35,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,630 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-22 01:39:35,632 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 [2022-07-22 01:39:35,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:39:35,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-22 01:39:35,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,661 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:39:35,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-22 01:39:35,663 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 [2022-07-22 01:39:35,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:39:35,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:39:35,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:39:35,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:39:35,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:39:35,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 01:39:35,682 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:39:35,689 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-07-22 01:39:35,689 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 01:39:35,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:39:35,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:39:35,690 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2022-07-22 01:39:35,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-22 01:39:35,699 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:39:35,705 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-22 01:39:35,705 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:39:35,705 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 - 1 >= 0] [2022-07-22 01:39:35,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:35,776 INFO L293 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-07-22 01:39:35,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:35,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-22 01:39:35,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:35,858 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-07-22 01:39:35,928 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-22 01:39:35,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-22 01:39:35,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-07-22 01:39:35,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-22 01:39:36,023 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2022-07-22 01:39:36,026 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-22 01:39:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:36,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 01:39:36,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:36,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:39:36,087 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-22 01:39:36,087 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-07-22 01:39:36,128 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 22 states and 27 transitions. Complement of second has 9 states. [2022-07-22 01:39:36,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:39:36,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-07-22 01:39:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-22 01:39:36,129 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-22 01:39:36,129 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:36,129 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-22 01:39:36,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:36,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-22 01:39:36,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:36,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-07-22 01:39:36,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-07-22 01:39:36,297 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-22 01:39:36,298 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-22 01:39:36,302 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-07-22 01:39:36,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-22 01:39:36,468 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2022-07-22 01:39:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:36,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 01:39:36,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:39:36,518 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-22 01:39:36,518 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-07-22 01:39:36,554 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 22 states and 27 transitions. Complement of second has 9 states. [2022-07-22 01:39:36,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:39:36,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-07-22 01:39:36,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-22 01:39:36,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-22 01:39:36,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:36,556 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-22 01:39:36,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:39:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:36,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-22 01:39:36,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:36,630 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-07-22 01:39:36,705 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-22 01:39:36,706 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-22 01:39:36,712 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-07-22 01:39:36,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-22 01:39:36,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 15 [2022-07-22 01:39:36,805 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-22 01:39:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:39:36,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 01:39:36,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:39:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:39:36,861 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-22 01:39:36,861 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-07-22 01:39:36,906 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 24 states and 31 transitions. Complement of second has 8 states. [2022-07-22 01:39:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:39:36,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-07-22 01:39:36,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 17 transitions. [2022-07-22 01:39:36,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-22 01:39:36,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:36,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 14 letters. Loop has 2 letters. [2022-07-22 01:39:36,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:36,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 4 letters. [2022-07-22 01:39:36,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:39:36,908 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2022-07-22 01:39:36,910 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 01:39:36,910 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-07-22 01:39:36,910 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-22 01:39:36,910 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-22 01:39:36,910 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-22 01:39:36,910 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 01:39:36,910 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 01:39:36,910 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 01:39:36,910 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 01:39:36,910 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-22 01:39:36,910 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-22 01:39:36,910 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 01:39:36,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-22 01:39:36,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 01:39:36 BoogieIcfgContainer [2022-07-22 01:39:36,915 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 01:39:36,915 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 01:39:36,915 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 01:39:36,916 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 01:39:36,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:39:23" (3/4) ... [2022-07-22 01:39:36,918 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-22 01:39:36,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 01:39:36,919 INFO L158 Benchmark]: Toolchain (without parser) took 14765.52ms. Allocated memory was 48.2MB in the beginning and 104.9MB in the end (delta: 56.6MB). Free memory was 22.7MB in the beginning and 65.2MB in the end (delta: -42.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-07-22 01:39:36,919 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 48.2MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 01:39:36,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.68ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 22.5MB in the beginning and 36.7MB in the end (delta: -14.2MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-07-22 01:39:36,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.70ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 34.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 01:39:36,920 INFO L158 Benchmark]: Boogie Preprocessor took 48.78ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 33.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 01:39:36,920 INFO L158 Benchmark]: RCFGBuilder took 390.40ms. Allocated memory is still 58.7MB. Free memory was 33.4MB in the beginning and 35.0MB in the end (delta: -1.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-07-22 01:39:36,920 INFO L158 Benchmark]: BuchiAutomizer took 13799.70ms. Allocated memory was 58.7MB in the beginning and 104.9MB in the end (delta: 46.1MB). Free memory was 35.0MB in the beginning and 66.2MB in the end (delta: -31.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-07-22 01:39:36,921 INFO L158 Benchmark]: Witness Printer took 3.15ms. Allocated memory is still 104.9MB. Free memory was 66.2MB in the beginning and 65.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 01:39:36,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 48.2MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.68ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 22.5MB in the beginning and 36.7MB in the end (delta: -14.2MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.70ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 34.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.78ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 33.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 390.40ms. Allocated memory is still 58.7MB. Free memory was 33.4MB in the beginning and 35.0MB in the end (delta: -1.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 13799.70ms. Allocated memory was 58.7MB in the beginning and 104.9MB in the end (delta: 46.1MB). Free memory was 35.0MB in the beginning and 66.2MB in the end (delta: -31.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Witness Printer took 3.15ms. Allocated memory is still 104.9MB. Free memory was 66.2MB in the beginning and 65.2MB in the end (delta: 1.0MB). 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 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. One nondeterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.7s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 11.0s. Construction of modules took 0.1s. Büchi inclusion checks took 2.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 18 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157 IncrementalHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 55 mSDtfsCounter, 157 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital1033 mio100 ax103 hnf100 lsp94 ukn38 mio100 lsp36 div100 bol100 ite100 ukn100 eq185 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 31ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-22 01:39:36,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE