./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ff03de63 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/ldv-memsafety/ArraysOfVariableLength4.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f3d22aeda2fb15b9dd79854281ee0f5e475c0f7ee1551b76594f45703ddc81df --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 22:50:29,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 22:50:29,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 22:50:29,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 22:50:29,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 22:50:29,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 22:50:29,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 22:50:29,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 22:50:29,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 22:50:29,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 22:50:29,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 22:50:29,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 22:50:29,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 22:50:29,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 22:50:29,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 22:50:29,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 22:50:29,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 22:50:29,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 22:50:29,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 22:50:29,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 22:50:29,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 22:50:29,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 22:50:29,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 22:50:29,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 22:50:29,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 22:50:29,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 22:50:29,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 22:50:29,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 22:50:29,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 22:50:29,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 22:50:29,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 22:50:29,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 22:50:29,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 22:50:29,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 22:50:29,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 22:50:29,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 22:50:29,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 22:50:29,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 22:50:29,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 22:50:29,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 22:50:29,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 22:50:29,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-21 22:50:29,839 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 22:50:29,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 22:50:29,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 22:50:29,840 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 22:50:29,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 22:50:29,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 22:50:29,841 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 22:50:29,841 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-21 22:50:29,842 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-21 22:50:29,842 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-21 22:50:29,843 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-21 22:50:29,843 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-21 22:50:29,843 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-21 22:50:29,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 22:50:29,844 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 22:50:29,844 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 22:50:29,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 22:50:29,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 22:50:29,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 22:50:29,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-21 22:50:29,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-21 22:50:29,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-21 22:50:29,845 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 22:50:29,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 22:50:29,845 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-21 22:50:29,846 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 22:50:29,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-21 22:50:29,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 22:50:29,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 22:50:29,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 22:50:29,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 22:50:29,847 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 22:50:29,848 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-21 22:50:29,848 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3d22aeda2fb15b9dd79854281ee0f5e475c0f7ee1551b76594f45703ddc81df [2021-12-21 22:50:30,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 22:50:30,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 22:50:30,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 22:50:30,068 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 22:50:30,068 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 22:50:30,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength4.c [2021-12-21 22:50:30,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f2255c2/439a462e7c6649d0ab85b1104f682e26/FLAGa127d740c [2021-12-21 22:50:30,484 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 22:50:30,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength4.c [2021-12-21 22:50:30,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f2255c2/439a462e7c6649d0ab85b1104f682e26/FLAGa127d740c [2021-12-21 22:50:30,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f2255c2/439a462e7c6649d0ab85b1104f682e26 [2021-12-21 22:50:30,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 22:50:30,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 22:50:30,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 22:50:30,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 22:50:30,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 22:50:30,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432f7396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30, skipping insertion in model container [2021-12-21 22:50:30,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 22:50:30,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 22:50:30,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:50:30,661 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 22:50:30,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:50:30,689 INFO L208 MainTranslator]: Completed translation [2021-12-21 22:50:30,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30 WrapperNode [2021-12-21 22:50:30,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 22:50:30,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 22:50:30,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 22:50:30,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 22:50:30,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,731 INFO L137 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2021-12-21 22:50:30,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 22:50:30,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 22:50:30,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 22:50:30,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 22:50:30,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 22:50:30,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 22:50:30,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 22:50:30,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 22:50:30,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (1/1) ... [2021-12-21 22:50:30,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:50:30,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:50:30,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:50:30,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-21 22:50:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 22:50:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 22:50:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 22:50:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 22:50:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 22:50:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 22:50:30,865 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 22:50:30,866 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 22:50:30,956 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 22:50:30,961 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 22:50:30,961 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-21 22:50:30,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:50:30 BoogieIcfgContainer [2021-12-21 22:50:30,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 22:50:30,964 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-21 22:50:30,964 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-21 22:50:30,967 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-21 22:50:30,968 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:50:30,968 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.12 10:50:30" (1/3) ... [2021-12-21 22:50:30,968 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@214d7db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:50:30, skipping insertion in model container [2021-12-21 22:50:30,969 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:50:30,969 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:50:30" (2/3) ... [2021-12-21 22:50:30,969 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@214d7db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:50:30, skipping insertion in model container [2021-12-21 22:50:30,969 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:50:30,969 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:50:30" (3/3) ... [2021-12-21 22:50:30,970 INFO L388 chiAutomizerObserver]: Analyzing ICFG ArraysOfVariableLength4.c [2021-12-21 22:50:31,003 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-21 22:50:31,003 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-21 22:50:31,003 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-21 22:50:31,003 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-21 22:50:31,003 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-21 22:50:31,004 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-21 22:50:31,004 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-21 22:50:31,004 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-21 22:50:31,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:31,028 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-21 22:50:31,028 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:50:31,028 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:50:31,032 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:50:31,032 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-21 22:50:31,032 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-21 22:50:31,033 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:31,034 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-21 22:50:31,034 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:50:31,034 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:50:31,035 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:50:31,035 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-21 22:50:31,040 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret3#1, main_#t~post2#1, main_#t~mem5#1, main_#t~post4#1, main_~i~1#1, main_~#b~0#1.base, main_~#b~0#1.offset, main_~buffer~0#1, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc main_~i~1#1;call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400);havoc main_~buffer~0#1;call main_~#mask~0#1.base, main_~#mask~0#1.offset := #Ultimate.allocOnStack(32);main_~i~1#1 := 0; 7#L25-3true [2021-12-21 22:50:31,040 INFO L793 eck$LassoCheckResult]: Loop: 7#L25-3true assume !!(main_~i~1#1 % 4294967296 < 32);assume { :begin_inline_foo } true;foo_#in~size#1, foo_#in~b#1.base, foo_#in~b#1.offset := 32, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc foo_#res#1;havoc foo_#t~mem1#1, foo_#t~post0#1, foo_~size#1, foo_~b#1.base, foo_~b#1.offset, foo_~a~0#1, foo_~i~0#1;foo_~size#1 := foo_#in~size#1;foo_~b#1.base, foo_~b#1.offset := foo_#in~b#1.base, foo_#in~b#1.offset;havoc foo_~a~0#1;havoc foo_~i~0#1;foo_~i~0#1 := 0; 6#L15-3true assume !(foo_~i~0#1 < foo_~size#1); 13#L15-4true foo_#res#1 := foo_~i~0#1; 14#L18true main_#t~ret3#1 := foo_#res#1;assume { :end_inline_foo } true;call write~int(main_#t~ret3#1, main_~#b~0#1.base, main_~#b~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~ret3#1; 15#L25-2true main_#t~post2#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 7#L25-3true [2021-12-21 22:50:31,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:31,045 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-21 22:50:31,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:31,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038136323] [2021-12-21 22:50:31,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:31,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:31,166 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:31,214 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:50:31,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:31,221 INFO L85 PathProgramCache]: Analyzing trace with hash 38364915, now seen corresponding path program 1 times [2021-12-21 22:50:31,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:31,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506441809] [2021-12-21 22:50:31,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:31,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:50:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:31,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:50:31,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506441809] [2021-12-21 22:50:31,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506441809] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 22:50:31,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 22:50:31,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-21 22:50:31,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380377994] [2021-12-21 22:50:31,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 22:50:31,351 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-21 22:50:31,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:50:31,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 22:50:31,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 22:50:31,385 INFO L87 Difference]: Start difference. First operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:31,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:50:31,401 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2021-12-21 22:50:31,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 22:50:31,408 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2021-12-21 22:50:31,413 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2021-12-21 22:50:31,416 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 14 states and 16 transitions. [2021-12-21 22:50:31,417 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-21 22:50:31,417 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-21 22:50:31,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2021-12-21 22:50:31,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:50:31,418 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-21 22:50:31,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2021-12-21 22:50:31,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2021-12-21 22:50:31,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:31,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions. [2021-12-21 22:50:31,440 INFO L704 BuchiCegarLoop]: Abstraction has 13 states and 15 transitions. [2021-12-21 22:50:31,441 INFO L587 BuchiCegarLoop]: Abstraction has 13 states and 15 transitions. [2021-12-21 22:50:31,441 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-21 22:50:31,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 15 transitions. [2021-12-21 22:50:31,442 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-12-21 22:50:31,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:50:31,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:50:31,443 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:50:31,443 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:50:31,443 INFO L791 eck$LassoCheckResult]: Stem: 49#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret3#1, main_#t~post2#1, main_#t~mem5#1, main_#t~post4#1, main_~i~1#1, main_~#b~0#1.base, main_~#b~0#1.offset, main_~buffer~0#1, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc main_~i~1#1;call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400);havoc main_~buffer~0#1;call main_~#mask~0#1.base, main_~#mask~0#1.offset := #Ultimate.allocOnStack(32);main_~i~1#1 := 0; 48#L25-3 [2021-12-21 22:50:31,444 INFO L793 eck$LassoCheckResult]: Loop: 48#L25-3 assume !!(main_~i~1#1 % 4294967296 < 32);assume { :begin_inline_foo } true;foo_#in~size#1, foo_#in~b#1.base, foo_#in~b#1.offset := 32, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc foo_#res#1;havoc foo_#t~mem1#1, foo_#t~post0#1, foo_~size#1, foo_~b#1.base, foo_~b#1.offset, foo_~a~0#1, foo_~i~0#1;foo_~size#1 := foo_#in~size#1;foo_~b#1.base, foo_~b#1.offset := foo_#in~b#1.base, foo_#in~b#1.offset;havoc foo_~a~0#1;havoc foo_~i~0#1;foo_~i~0#1 := 0; 51#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 52#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 57#L15-3 assume !(foo_~i~0#1 < foo_~size#1); 45#L15-4 foo_#res#1 := foo_~i~0#1; 46#L18 main_#t~ret3#1 := foo_#res#1;assume { :end_inline_foo } true;call write~int(main_#t~ret3#1, main_~#b~0#1.base, main_~#b~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~ret3#1; 47#L25-2 main_#t~post2#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 48#L25-3 [2021-12-21 22:50:31,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:31,447 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2021-12-21 22:50:31,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:31,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331469259] [2021-12-21 22:50:31,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:31,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:31,471 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:31,483 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:50:31,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:31,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1732759051, now seen corresponding path program 1 times [2021-12-21 22:50:31,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:31,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477762120] [2021-12-21 22:50:31,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:31,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:50:31,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:31,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:50:31,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477762120] [2021-12-21 22:50:31,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477762120] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 22:50:31,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000345825] [2021-12-21 22:50:31,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:31,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:50:31,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:50:31,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 22:50:31,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-21 22:50:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:50:31,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-21 22:50:31,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:50:31,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:31,691 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 22:50:31,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:31,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000345825] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 22:50:31,723 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 22:50:31,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2021-12-21 22:50:31,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500037602] [2021-12-21 22:50:31,723 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 22:50:31,724 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-21 22:50:31,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:50:31,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-21 22:50:31,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-12-21 22:50:31,725 INFO L87 Difference]: Start difference. First operand 13 states and 15 transitions. cyclomatic complexity: 4 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:31,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:50:31,758 INFO L93 Difference]: Finished difference Result 19 states and 21 transitions. [2021-12-21 22:50:31,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-21 22:50:31,760 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 21 transitions. [2021-12-21 22:50:31,760 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16 [2021-12-21 22:50:31,761 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 21 transitions. [2021-12-21 22:50:31,761 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2021-12-21 22:50:31,761 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2021-12-21 22:50:31,761 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 21 transitions. [2021-12-21 22:50:31,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:50:31,762 INFO L681 BuchiCegarLoop]: Abstraction has 19 states and 21 transitions. [2021-12-21 22:50:31,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 21 transitions. [2021-12-21 22:50:31,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-12-21 22:50:31,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.105263157894737) internal successors, (21), 18 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:31,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2021-12-21 22:50:31,764 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 21 transitions. [2021-12-21 22:50:31,764 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 21 transitions. [2021-12-21 22:50:31,764 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-21 22:50:31,764 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 21 transitions. [2021-12-21 22:50:31,766 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16 [2021-12-21 22:50:31,766 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:50:31,766 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:50:31,766 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:50:31,767 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [4, 4, 1, 1, 1, 1, 1] [2021-12-21 22:50:31,767 INFO L791 eck$LassoCheckResult]: Stem: 128#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 129#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret3#1, main_#t~post2#1, main_#t~mem5#1, main_#t~post4#1, main_~i~1#1, main_~#b~0#1.base, main_~#b~0#1.offset, main_~buffer~0#1, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc main_~i~1#1;call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400);havoc main_~buffer~0#1;call main_~#mask~0#1.base, main_~#mask~0#1.offset := #Ultimate.allocOnStack(32);main_~i~1#1 := 0; 127#L25-3 [2021-12-21 22:50:31,767 INFO L793 eck$LassoCheckResult]: Loop: 127#L25-3 assume !!(main_~i~1#1 % 4294967296 < 32);assume { :begin_inline_foo } true;foo_#in~size#1, foo_#in~b#1.base, foo_#in~b#1.offset := 32, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc foo_#res#1;havoc foo_#t~mem1#1, foo_#t~post0#1, foo_~size#1, foo_~b#1.base, foo_~b#1.offset, foo_~a~0#1, foo_~i~0#1;foo_~size#1 := foo_#in~size#1;foo_~b#1.base, foo_~b#1.offset := foo_#in~b#1.base, foo_#in~b#1.offset;havoc foo_~a~0#1;havoc foo_~i~0#1;foo_~i~0#1 := 0; 130#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 131#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 136#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 142#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 141#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 140#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 139#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 138#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 137#L15-3 assume !(foo_~i~0#1 < foo_~size#1); 124#L15-4 foo_#res#1 := foo_~i~0#1; 125#L18 main_#t~ret3#1 := foo_#res#1;assume { :end_inline_foo } true;call write~int(main_#t~ret3#1, main_~#b~0#1.base, main_~#b~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~ret3#1; 126#L25-2 main_#t~post2#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 127#L25-3 [2021-12-21 22:50:31,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:31,768 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2021-12-21 22:50:31,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:31,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445685474] [2021-12-21 22:50:31,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:31,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:31,778 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:31,785 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:50:31,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:31,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1316700165, now seen corresponding path program 2 times [2021-12-21 22:50:31,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:31,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828106668] [2021-12-21 22:50:31,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:31,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:50:31,905 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:31,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:50:31,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828106668] [2021-12-21 22:50:31,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828106668] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 22:50:31,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286293403] [2021-12-21 22:50:31,906 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-21 22:50:31,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:50:31,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:50:31,923 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 22:50:31,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-21 22:50:32,007 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-21 22:50:32,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-21 22:50:32,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-21 22:50:32,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:50:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:32,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 22:50:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:32,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1286293403] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 22:50:32,212 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 22:50:32,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 16 [2021-12-21 22:50:32,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181462095] [2021-12-21 22:50:32,213 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 22:50:32,213 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-21 22:50:32,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:50:32,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-12-21 22:50:32,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=146, Unknown=0, NotChecked=0, Total=272 [2021-12-21 22:50:32,216 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. cyclomatic complexity: 4 Second operand has 17 states, 17 states have (on average 1.9411764705882353) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:32,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:50:32,282 INFO L93 Difference]: Finished difference Result 31 states and 33 transitions. [2021-12-21 22:50:32,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-21 22:50:32,284 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 33 transitions. [2021-12-21 22:50:32,289 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 28 [2021-12-21 22:50:32,294 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 33 transitions. [2021-12-21 22:50:32,294 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2021-12-21 22:50:32,295 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2021-12-21 22:50:32,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 33 transitions. [2021-12-21 22:50:32,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:50:32,296 INFO L681 BuchiCegarLoop]: Abstraction has 31 states and 33 transitions. [2021-12-21 22:50:32,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 33 transitions. [2021-12-21 22:50:32,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-12-21 22:50:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.064516129032258) internal successors, (33), 30 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 33 transitions. [2021-12-21 22:50:32,302 INFO L704 BuchiCegarLoop]: Abstraction has 31 states and 33 transitions. [2021-12-21 22:50:32,302 INFO L587 BuchiCegarLoop]: Abstraction has 31 states and 33 transitions. [2021-12-21 22:50:32,303 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-21 22:50:32,303 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 33 transitions. [2021-12-21 22:50:32,304 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 28 [2021-12-21 22:50:32,304 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:50:32,304 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:50:32,312 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:50:32,312 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [10, 10, 1, 1, 1, 1, 1] [2021-12-21 22:50:32,313 INFO L791 eck$LassoCheckResult]: Stem: 270#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 271#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret3#1, main_#t~post2#1, main_#t~mem5#1, main_#t~post4#1, main_~i~1#1, main_~#b~0#1.base, main_~#b~0#1.offset, main_~buffer~0#1, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc main_~i~1#1;call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400);havoc main_~buffer~0#1;call main_~#mask~0#1.base, main_~#mask~0#1.offset := #Ultimate.allocOnStack(32);main_~i~1#1 := 0; 269#L25-3 [2021-12-21 22:50:32,313 INFO L793 eck$LassoCheckResult]: Loop: 269#L25-3 assume !!(main_~i~1#1 % 4294967296 < 32);assume { :begin_inline_foo } true;foo_#in~size#1, foo_#in~b#1.base, foo_#in~b#1.offset := 32, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc foo_#res#1;havoc foo_#t~mem1#1, foo_#t~post0#1, foo_~size#1, foo_~b#1.base, foo_~b#1.offset, foo_~a~0#1, foo_~i~0#1;foo_~size#1 := foo_#in~size#1;foo_~b#1.base, foo_~b#1.offset := foo_#in~b#1.base, foo_#in~b#1.offset;havoc foo_~a~0#1;havoc foo_~i~0#1;foo_~i~0#1 := 0; 275#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 279#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 272#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 273#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 296#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 295#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 294#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 293#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 292#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 291#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 290#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 289#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 288#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 287#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 286#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 285#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 284#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 283#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 282#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 281#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 280#L15-3 assume !(foo_~i~0#1 < foo_~size#1); 266#L15-4 foo_#res#1 := foo_~i~0#1; 267#L18 main_#t~ret3#1 := foo_#res#1;assume { :end_inline_foo } true;call write~int(main_#t~ret3#1, main_~#b~0#1.base, main_~#b~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~ret3#1; 268#L25-2 main_#t~post2#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 269#L25-3 [2021-12-21 22:50:32,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:32,313 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2021-12-21 22:50:32,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:32,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658431322] [2021-12-21 22:50:32,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:32,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:32,325 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:32,331 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:50:32,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:32,332 INFO L85 PathProgramCache]: Analyzing trace with hash 2131617415, now seen corresponding path program 3 times [2021-12-21 22:50:32,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:32,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208962643] [2021-12-21 22:50:32,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:32,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:50:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:32,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:50:32,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208962643] [2021-12-21 22:50:32,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208962643] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 22:50:32,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65946878] [2021-12-21 22:50:32,534 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-21 22:50:32,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:50:32,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:50:32,540 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 22:50:32,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-21 22:50:32,619 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-12-21 22:50:32,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-21 22:50:32,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-21 22:50:32,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:50:32,928 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:32,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 22:50:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:33,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65946878] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 22:50:33,290 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 22:50:33,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 34 [2021-12-21 22:50:33,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841502619] [2021-12-21 22:50:33,290 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 22:50:33,290 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-21 22:50:33,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:50:33,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-12-21 22:50:33,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=540, Invalid=650, Unknown=0, NotChecked=0, Total=1190 [2021-12-21 22:50:33,294 INFO L87 Difference]: Start difference. First operand 31 states and 33 transitions. cyclomatic complexity: 4 Second operand has 35 states, 35 states have (on average 1.9714285714285715) internal successors, (69), 34 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:33,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:50:33,388 INFO L93 Difference]: Finished difference Result 55 states and 57 transitions. [2021-12-21 22:50:33,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-21 22:50:33,389 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 57 transitions. [2021-12-21 22:50:33,390 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 52 [2021-12-21 22:50:33,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 55 states and 57 transitions. [2021-12-21 22:50:33,393 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2021-12-21 22:50:33,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2021-12-21 22:50:33,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 57 transitions. [2021-12-21 22:50:33,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:50:33,394 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 57 transitions. [2021-12-21 22:50:33,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 57 transitions. [2021-12-21 22:50:33,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-12-21 22:50:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.0363636363636364) internal successors, (57), 54 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:33,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions. [2021-12-21 22:50:33,400 INFO L704 BuchiCegarLoop]: Abstraction has 55 states and 57 transitions. [2021-12-21 22:50:33,400 INFO L587 BuchiCegarLoop]: Abstraction has 55 states and 57 transitions. [2021-12-21 22:50:33,400 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-21 22:50:33,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 57 transitions. [2021-12-21 22:50:33,403 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 52 [2021-12-21 22:50:33,404 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:50:33,404 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:50:33,405 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:50:33,405 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [22, 22, 1, 1, 1, 1, 1] [2021-12-21 22:50:33,405 INFO L791 eck$LassoCheckResult]: Stem: 538#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 539#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret3#1, main_#t~post2#1, main_#t~mem5#1, main_#t~post4#1, main_~i~1#1, main_~#b~0#1.base, main_~#b~0#1.offset, main_~buffer~0#1, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc main_~i~1#1;call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400);havoc main_~buffer~0#1;call main_~#mask~0#1.base, main_~#mask~0#1.offset := #Ultimate.allocOnStack(32);main_~i~1#1 := 0; 537#L25-3 [2021-12-21 22:50:33,405 INFO L793 eck$LassoCheckResult]: Loop: 537#L25-3 assume !!(main_~i~1#1 % 4294967296 < 32);assume { :begin_inline_foo } true;foo_#in~size#1, foo_#in~b#1.base, foo_#in~b#1.offset := 32, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc foo_#res#1;havoc foo_#t~mem1#1, foo_#t~post0#1, foo_~size#1, foo_~b#1.base, foo_~b#1.offset, foo_~a~0#1, foo_~i~0#1;foo_~size#1 := foo_#in~size#1;foo_~b#1.base, foo_~b#1.offset := foo_#in~b#1.base, foo_#in~b#1.offset;havoc foo_~a~0#1;havoc foo_~i~0#1;foo_~i~0#1 := 0; 543#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 547#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 540#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 541#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 588#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 587#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 586#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 585#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 584#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 583#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 582#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 581#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 580#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 579#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 578#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 577#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 576#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 575#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 574#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 573#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 572#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 571#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 570#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 569#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 568#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 567#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 566#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 565#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 564#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 563#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 562#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 561#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 560#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 559#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 558#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 557#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 556#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 555#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 554#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 553#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 552#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 551#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 550#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 549#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 548#L15-3 assume !(foo_~i~0#1 < foo_~size#1); 534#L15-4 foo_#res#1 := foo_~i~0#1; 535#L18 main_#t~ret3#1 := foo_#res#1;assume { :end_inline_foo } true;call write~int(main_#t~ret3#1, main_~#b~0#1.base, main_~#b~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~ret3#1; 536#L25-2 main_#t~post2#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 537#L25-3 [2021-12-21 22:50:33,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:33,406 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2021-12-21 22:50:33,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:33,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894388783] [2021-12-21 22:50:33,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:33,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:33,421 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:33,426 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:50:33,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:33,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1575559777, now seen corresponding path program 4 times [2021-12-21 22:50:33,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:33,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105602468] [2021-12-21 22:50:33,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:33,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:50:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:33,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:50:33,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105602468] [2021-12-21 22:50:33,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105602468] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 22:50:33,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1863159470] [2021-12-21 22:50:33,967 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-12-21 22:50:33,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 22:50:33,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:50:33,971 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-21 22:50:33,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-21 22:50:34,065 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-12-21 22:50:34,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-21 22:50:34,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 26 conjunts are in the unsatisfiable core [2021-12-21 22:50:34,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:50:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:34,935 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 22:50:35,965 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:50:35,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1863159470] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 22:50:35,966 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 22:50:35,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 70 [2021-12-21 22:50:35,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113336398] [2021-12-21 22:50:35,967 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 22:50:35,967 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-21 22:50:35,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:50:35,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-12-21 22:50:35,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2050, Invalid=2920, Unknown=0, NotChecked=0, Total=4970 [2021-12-21 22:50:35,971 INFO L87 Difference]: Start difference. First operand 55 states and 57 transitions. cyclomatic complexity: 4 Second operand has 71 states, 71 states have (on average 1.9859154929577465) internal successors, (141), 70 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:36,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:50:36,104 INFO L93 Difference]: Finished difference Result 75 states and 77 transitions. [2021-12-21 22:50:36,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-21 22:50:36,105 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 77 transitions. [2021-12-21 22:50:36,106 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 72 [2021-12-21 22:50:36,107 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 75 states and 77 transitions. [2021-12-21 22:50:36,107 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 75 [2021-12-21 22:50:36,109 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 75 [2021-12-21 22:50:36,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 77 transitions. [2021-12-21 22:50:36,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:50:36,109 INFO L681 BuchiCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-12-21 22:50:36,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 77 transitions. [2021-12-21 22:50:36,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-12-21 22:50:36,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 75 states have (on average 1.0266666666666666) internal successors, (77), 74 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:50:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 77 transitions. [2021-12-21 22:50:36,113 INFO L704 BuchiCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-12-21 22:50:36,113 INFO L587 BuchiCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-12-21 22:50:36,113 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-21 22:50:36,113 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states and 77 transitions. [2021-12-21 22:50:36,113 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 72 [2021-12-21 22:50:36,113 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:50:36,114 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:50:36,114 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-21 22:50:36,114 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [32, 32, 1, 1, 1, 1, 1] [2021-12-21 22:50:36,114 INFO L791 eck$LassoCheckResult]: Stem: 1030#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1031#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret3#1, main_#t~post2#1, main_#t~mem5#1, main_#t~post4#1, main_~i~1#1, main_~#b~0#1.base, main_~#b~0#1.offset, main_~buffer~0#1, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc main_~i~1#1;call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400);havoc main_~buffer~0#1;call main_~#mask~0#1.base, main_~#mask~0#1.offset := #Ultimate.allocOnStack(32);main_~i~1#1 := 0; 1028#L25-3 [2021-12-21 22:50:36,115 INFO L793 eck$LassoCheckResult]: Loop: 1028#L25-3 assume !!(main_~i~1#1 % 4294967296 < 32);assume { :begin_inline_foo } true;foo_#in~size#1, foo_#in~b#1.base, foo_#in~b#1.offset := 32, main_~#mask~0#1.base, main_~#mask~0#1.offset;havoc foo_#res#1;havoc foo_#t~mem1#1, foo_#t~post0#1, foo_~size#1, foo_~b#1.base, foo_~b#1.offset, foo_~a~0#1, foo_~i~0#1;foo_~size#1 := foo_#in~size#1;foo_~b#1.base, foo_~b#1.offset := foo_#in~b#1.base, foo_#in~b#1.offset;havoc foo_~a~0#1;havoc foo_~i~0#1;foo_~i~0#1 := 0; 1035#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1039#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1032#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1033#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1100#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1099#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1098#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1097#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1096#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1095#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1094#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1093#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1092#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1091#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1090#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1089#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1088#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1087#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1086#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1085#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1084#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1083#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1082#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1081#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1080#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1079#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1078#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1077#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1076#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1075#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1074#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1073#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1072#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1071#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1070#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1069#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1068#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1067#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1066#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1065#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1064#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1063#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1062#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1061#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1060#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1059#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1058#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1057#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1056#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1055#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1054#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1053#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1052#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1051#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1050#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1049#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1048#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1047#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1046#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1045#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1044#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1043#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1042#L15-3 assume !!(foo_~i~0#1 < foo_~size#1);assume 0 <= foo_~i~0#1 && foo_~i~0#1 < 32;call foo_#t~mem1#1 := read~int(foo_~b#1.base, foo_~b#1.offset + foo_~i~0#1, 1);foo_~a~0#1 := foo_~a~0#1[foo_~i~0#1 := foo_#t~mem1#1];havoc foo_#t~mem1#1; 1041#L15-2 foo_#t~post0#1 := foo_~i~0#1;foo_~i~0#1 := 1 + foo_#t~post0#1;havoc foo_#t~post0#1; 1040#L15-3 assume !(foo_~i~0#1 < foo_~size#1); 1029#L15-4 foo_#res#1 := foo_~i~0#1; 1026#L18 main_#t~ret3#1 := foo_#res#1;assume { :end_inline_foo } true;call write~int(main_#t~ret3#1, main_~#b~0#1.base, main_~#b~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~ret3#1; 1027#L25-2 main_#t~post2#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1028#L25-3 [2021-12-21 22:50:36,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:36,121 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2021-12-21 22:50:36,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:36,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396013914] [2021-12-21 22:50:36,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:36,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:36,136 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:36,142 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:50:36,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:36,144 INFO L85 PathProgramCache]: Analyzing trace with hash 776556339, now seen corresponding path program 5 times [2021-12-21 22:50:36,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:36,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334341541] [2021-12-21 22:50:36,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:36,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:36,197 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:36,245 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:50:36,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:50:36,246 INFO L85 PathProgramCache]: Analyzing trace with hash -378248015, now seen corresponding path program 1 times [2021-12-21 22:50:36,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:50:36,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142341860] [2021-12-21 22:50:36,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:50:36,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:50:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:36,298 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:50:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:50:36,370 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:51:35,847 WARN L227 SmtUtils]: Spent 59.44s on a formula simplification. DAG size of input: 503 DAG size of output: 313 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-21 22:51:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:35,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-21 22:51:36,784 INFO L244 Elim1Store]: Index analysis took 858 ms [2021-12-21 22:51:36,833 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 367 treesize of output 429 [2021-12-21 22:51:37,512 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:51:37,512 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:51:37,512 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:51:37,512 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:51:37,512 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:51:37,512 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:37,512 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:51:37,512 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:51:37,512 INFO L133 ssoRankerPreferences]: Filename of dumped script: ArraysOfVariableLength4.c_Iteration6_Lasso [2021-12-21 22:51:37,513 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:51:37,513 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:51:37,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:37,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:37,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:37,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:51:41,935 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:51:41,939 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:51:41,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:41,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:41,944 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:41,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-21 22:51:41,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:41,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:41,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:41,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:41,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:41,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:41,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:41,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:41,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:41,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-21 22:51:41,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:41,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:41,979 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:41,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-21 22:51:41,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:41,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:41,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:41,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:41,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:41,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:41,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:41,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:41,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-21 22:51:42,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,007 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-21 22:51:42,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,043 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-21 22:51:42,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,044 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-21 22:51:42,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,078 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 [2021-12-21 22:51:42,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,080 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-21 22:51:42,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-21 22:51:42,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,112 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-21 22:51:42,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-21 22:51:42,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,145 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-21 22:51:42,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-21 22:51:42,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,175 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-21 22:51:42,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-21 22:51:42,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,204 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-21 22:51:42,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-21 22:51:42,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,238 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-21 22:51:42,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,265 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-21 22:51:42,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,267 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-21 22:51:42,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:51:42,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:51:42,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:51:42,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:51:42,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-21 22:51:42,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,302 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-21 22:51:42,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-21 22:51:42,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:51:42,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:51:42,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:51:42,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:51:42,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-21 22:51:42,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-21 22:51:42,333 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-21 22:51:42,357 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2021-12-21 22:51:42,357 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2021-12-21 22:51:42,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:51:42,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:51:42,364 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-21 22:51:42,390 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-21 22:51:42,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-21 22:51:42,416 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-21 22:51:42,417 INFO L513 LassoAnalysis]: Proved termination. [2021-12-21 22:51:42,417 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#b~0#1.offset, v_rep(select #length ULTIMATE.start_main_~#b~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = -1*ULTIMATE.start_main_~#b~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#b~0#1.base)_1 - 4*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2021-12-21 22:51:42,442 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 [2021-12-21 22:51:42,889 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