./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/memsafety/test-memleak_nexttime.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/memsafety/test-memleak_nexttime.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f8b82d203c82fbd9a6998ebae2e5e61d62e5cb0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: MapEliminator tries to combine Int and (Array Int Int) --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 03:53:57,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 03:53:57,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 03:53:57,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 03:53:57,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 03:53:57,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 03:53:57,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 03:53:57,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 03:53:57,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 03:53:57,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 03:53:57,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 03:53:57,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 03:53:57,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 03:53:57,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 03:53:57,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 03:53:57,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 03:53:57,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 03:53:57,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 03:53:57,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 03:53:57,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 03:53:57,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 03:53:57,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 03:53:57,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 03:53:57,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 03:53:57,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 03:53:57,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 03:53:57,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 03:53:57,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 03:53:57,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 03:53:57,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 03:53:57,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 03:53:57,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 03:53:57,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 03:53:57,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 03:53:57,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 03:53:57,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 03:53:57,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 03:53:57,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 03:53:57,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 03:53:57,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 03:53:57,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 03:53:57,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 03:53:57,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 03:53:57,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 03:53:57,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 03:53:57,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 03:53:57,816 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 03:53:57,817 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 03:53:57,817 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 03:53:57,817 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 03:53:57,817 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 03:53:57,818 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 03:53:57,818 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 03:53:57,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 03:53:57,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 03:53:57,819 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 03:53:57,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 03:53:57,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 03:53:57,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 03:53:57,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 03:53:57,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 03:53:57,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 03:53:57,821 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 03:53:57,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 03:53:57,821 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 03:53:57,822 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 03:53:57,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 03:53:57,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 03:53:57,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 03:53:57,823 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 03:53:57,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 03:53:57,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 03:53:57,824 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 03:53:57,825 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 03:53:57,825 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> 7f8b82d203c82fbd9a6998ebae2e5e61d62e5cb0 [2019-11-28 03:53:58,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 03:53:58,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 03:53:58,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 03:53:58,163 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 03:53:58,164 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 03:53:58,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-memleak_nexttime.i [2019-11-28 03:53:58,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a7ffcbe/06cadf2918fc4749bb1c534f0dbffa16/FLAG33f9dd5d1 [2019-11-28 03:53:58,863 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 03:53:58,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-memleak_nexttime.i [2019-11-28 03:53:58,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a7ffcbe/06cadf2918fc4749bb1c534f0dbffa16/FLAG33f9dd5d1 [2019-11-28 03:53:59,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a7ffcbe/06cadf2918fc4749bb1c534f0dbffa16 [2019-11-28 03:53:59,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 03:53:59,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 03:53:59,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 03:53:59,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 03:53:59,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 03:53:59,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27ef6a3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59, skipping insertion in model container [2019-11-28 03:53:59,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 03:53:59,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 03:53:59,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:53:59,699 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 03:53:59,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 03:53:59,867 INFO L208 MainTranslator]: Completed translation [2019-11-28 03:53:59,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59 WrapperNode [2019-11-28 03:53:59,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 03:53:59,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 03:53:59,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 03:53:59,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 03:53:59,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 03:53:59,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 03:53:59,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 03:53:59,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 03:53:59,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... [2019-11-28 03:53:59,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 03:53:59,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 03:53:59,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 03:53:59,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 03:53:59,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-28 03:54:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-28 03:54:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-28 03:54:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-28 03:54:00,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-28 03:54:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-28 03:54:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 03:54:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-28 03:54:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 03:54:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-28 03:54:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 03:54:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-28 03:54:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 03:54:00,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 03:54:00,312 WARN L759 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 03:54:00,358 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 03:54:00,358 INFO L297 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-28 03:54:00,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:54:00 BoogieIcfgContainer [2019-11-28 03:54:00,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 03:54:00,364 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 03:54:00,364 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 03:54:00,368 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 03:54:00,368 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:54:00,369 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:53:59" (1/3) ... [2019-11-28 03:54:00,369 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@520ed0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:54:00, skipping insertion in model container [2019-11-28 03:54:00,370 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:54:00,370 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:53:59" (2/3) ... [2019-11-28 03:54:00,371 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@520ed0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:54:00, skipping insertion in model container [2019-11-28 03:54:00,371 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 03:54:00,371 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:54:00" (3/3) ... [2019-11-28 03:54:00,372 INFO L371 chiAutomizerObserver]: Analyzing ICFG test-memleak_nexttime.i [2019-11-28 03:54:00,430 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 03:54:00,430 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 03:54:00,430 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 03:54:00,431 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 03:54:00,431 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 03:54:00,431 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 03:54:00,431 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 03:54:00,431 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 03:54:00,445 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2019-11-28 03:54:00,470 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-11-28 03:54:00,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:00,471 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:00,478 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-28 03:54:00,478 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:00,478 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 03:54:00,478 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2019-11-28 03:54:00,480 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2019-11-28 03:54:00,480 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:00,480 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:00,481 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-28 03:54:00,481 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:00,487 INFO L794 eck$LassoCheckResult]: Stem: 12#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 10#L-1true havoc main_#res;havoc main_#t~memcpy~res4.base, main_#t~memcpy~res4.offset, main_#t~mem5.base, main_#t~mem5.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc2.base, foo_#t~malloc2.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 3#L633true call foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 14##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 4#$Ultimate##0true #t~loopctr7 := 0; 8#L-1-1true [2019-11-28 03:54:00,488 INFO L796 eck$LassoCheckResult]: Loop: 8#L-1-1true assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 8#L-1-1true [2019-11-28 03:54:00,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:00,493 INFO L82 PathProgramCache]: Analyzing trace with hash 28715065, now seen corresponding path program 1 times [2019-11-28 03:54:00,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:00,500 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888078929] [2019-11-28 03:54:00,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:00,701 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:00,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:00,703 INFO L82 PathProgramCache]: Analyzing trace with hash 48, now seen corresponding path program 1 times [2019-11-28 03:54:00,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:00,703 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407529527] [2019-11-28 03:54:00,704 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:00,723 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:00,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:00,725 INFO L82 PathProgramCache]: Analyzing trace with hash 890167032, now seen corresponding path program 1 times [2019-11-28 03:54:00,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:00,726 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603403662] [2019-11-28 03:54:00,726 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:00,827 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:01,324 WARN L192 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2019-11-28 03:54:01,485 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-11-28 03:54:01,953 WARN L192 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 97 [2019-11-28 03:54:02,132 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-11-28 03:54:02,149 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:54:02,150 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:54:02,150 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:54:02,151 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:54:02,151 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:54:02,151 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:02,151 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:54:02,152 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:54:02,152 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-memleak_nexttime.i_Iteration1_Lasso [2019-11-28 03:54:02,152 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:54:02,153 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:54:02,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,760 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-11-28 03:54:02,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:02,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:03,510 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 03:54:03,515 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:03,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:03,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:03,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:03,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:03,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,685 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:03,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:03,719 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:03,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:03,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:03,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:03,865 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,888 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 03:54:03,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:03,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 03:54:03,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 03:54:03,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:03,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:03,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:03,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:03,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:03,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:03,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:03,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:03,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:03,999 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:04,005 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,034 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,035 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:04,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:04,062 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,075 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,076 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,110 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,201 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2019-11-28 03:54:04,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,208 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 03:54:04,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,267 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,267 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:04,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:04,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 03:54:04,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 03:54:04,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 03:54:04,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 03:54:04,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 03:54:04,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 03:54:04,349 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 03:54:04,362 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 03:54:04,502 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2019-11-28 03:54:04,502 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 03:54:04,520 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:04,524 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 03:54:04,525 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 03:54:04,526 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr7, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr7 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2019-11-28 03:54:04,572 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2019-11-28 03:54:04,583 WARN L1295 BoogieBacktranslator]: unknown boogie variable size [2019-11-28 03:54:04,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:04,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:54:04,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:04,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:54:04,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:04,678 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2019-11-28 03:54:04,680 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 2 states. [2019-11-28 03:54:04,749 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 2 states. Result 27 states and 34 transitions. Complement of second has 6 states. [2019-11-28 03:54:04,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-11-28 03:54:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2019-11-28 03:54:04,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2019-11-28 03:54:04,757 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2019-11-28 03:54:04,759 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:04,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2019-11-28 03:54:04,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:04,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-28 03:54:04,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 03:54:04,762 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2019-11-28 03:54:04,766 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:04,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 18 states and 23 transitions. [2019-11-28 03:54:04,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2019-11-28 03:54:04,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2019-11-28 03:54:04,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2019-11-28 03:54:04,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:04,779 INFO L688 BuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2019-11-28 03:54:04,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2019-11-28 03:54:04,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2019-11-28 03:54:04,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2019-11-28 03:54:04,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2019-11-28 03:54:04,813 INFO L711 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2019-11-28 03:54:04,814 INFO L591 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2019-11-28 03:54:04,814 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 03:54:04,814 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2019-11-28 03:54:04,817 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:04,817 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:04,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:04,818 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-28 03:54:04,819 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:04,819 INFO L794 eck$LassoCheckResult]: Stem: 136#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 133#L-1 havoc main_#res;havoc main_#t~memcpy~res4.base, main_#t~memcpy~res4.offset, main_#t~mem5.base, main_#t~mem5.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc2.base, foo_#t~malloc2.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 134#L633 call foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 135##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 137#$Ultimate##0 #t~loopctr7 := 0; 138#L-1-1 assume !(#t~loopctr7 < size);#t~loopctr9 := 0; 146#L-1-3 [2019-11-28 03:54:04,819 INFO L796 eck$LassoCheckResult]: Loop: 146#L-1-3 assume #t~loopctr9 < size;call #t~mem10.base, #t~mem10.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr9, 4);call write~unchecked~$Pointer$(#t~mem10.base, #t~mem10.offset, dest.base, dest.offset + #t~loopctr9, 4);#t~loopctr9 := 4 + #t~loopctr9; 146#L-1-3 [2019-11-28 03:54:04,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:04,820 INFO L82 PathProgramCache]: Analyzing trace with hash 890167034, now seen corresponding path program 1 times [2019-11-28 03:54:04,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:04,825 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001067975] [2019-11-28 03:54:04,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:04,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:04,922 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001067975] [2019-11-28 03:54:04,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 03:54:04,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 03:54:04,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39972823] [2019-11-28 03:54:04,928 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:54:04,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:04,929 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times [2019-11-28 03:54:04,929 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:04,929 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277515129] [2019-11-28 03:54:04,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:04,957 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:05,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:54:05,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 03:54:05,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 03:54:05,019 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 8 Second operand 4 states. [2019-11-28 03:54:05,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:54:05,055 INFO L93 Difference]: Finished difference Result 18 states and 21 transitions. [2019-11-28 03:54:05,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 03:54:05,056 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2019-11-28 03:54:05,057 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:05,058 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 21 transitions. [2019-11-28 03:54:05,058 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2019-11-28 03:54:05,059 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2019-11-28 03:54:05,059 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2019-11-28 03:54:05,059 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:05,059 INFO L688 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2019-11-28 03:54:05,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2019-11-28 03:54:05,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2019-11-28 03:54:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-11-28 03:54:05,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2019-11-28 03:54:05,062 INFO L711 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2019-11-28 03:54:05,062 INFO L591 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2019-11-28 03:54:05,063 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-28 03:54:05,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2019-11-28 03:54:05,064 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:05,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:05,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:05,064 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 03:54:05,065 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:05,065 INFO L794 eck$LassoCheckResult]: Stem: 183#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 175#L-1 havoc main_#res;havoc main_#t~memcpy~res4.base, main_#t~memcpy~res4.offset, main_#t~mem5.base, main_#t~mem5.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc2.base, foo_#t~malloc2.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 176#L633 call foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 177##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 192#$Ultimate##0 #t~loopctr7 := 0; 191#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 189#L-1-1 assume !(#t~loopctr7 < size);#t~loopctr9 := 0; 190#L-1-3 [2019-11-28 03:54:05,065 INFO L796 eck$LassoCheckResult]: Loop: 190#L-1-3 assume #t~loopctr9 < size;call #t~mem10.base, #t~mem10.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr9, 4);call write~unchecked~$Pointer$(#t~mem10.base, #t~mem10.offset, dest.base, dest.offset + #t~loopctr9, 4);#t~loopctr9 := 4 + #t~loopctr9; 190#L-1-3 [2019-11-28 03:54:05,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:05,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1825374235, now seen corresponding path program 1 times [2019-11-28 03:54:05,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:05,066 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889429832] [2019-11-28 03:54:05,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:05,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:05,158 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889429832] [2019-11-28 03:54:05,158 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608651203] [2019-11-28 03:54:05,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 03:54:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:05,220 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 03:54:05,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:05,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:05,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 03:54:05,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2019-11-28 03:54:05,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507193614] [2019-11-28 03:54:05,266 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:54:05,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:05,267 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 2 times [2019-11-28 03:54:05,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:05,267 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723751647] [2019-11-28 03:54:05,267 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:05,287 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:05,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:54:05,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 03:54:05,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-28 03:54:05,338 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 7 Second operand 8 states. [2019-11-28 03:54:05,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:54:05,402 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2019-11-28 03:54:05,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 03:54:05,403 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2019-11-28 03:54:05,404 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:05,405 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 23 transitions. [2019-11-28 03:54:05,405 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2019-11-28 03:54:05,405 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2019-11-28 03:54:05,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2019-11-28 03:54:05,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:05,406 INFO L688 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2019-11-28 03:54:05,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2019-11-28 03:54:05,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2019-11-28 03:54:05,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-11-28 03:54:05,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2019-11-28 03:54:05,409 INFO L711 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2019-11-28 03:54:05,409 INFO L591 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2019-11-28 03:54:05,409 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-28 03:54:05,409 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2019-11-28 03:54:05,410 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:05,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:05,410 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:05,411 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2019-11-28 03:54:05,411 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:05,412 INFO L794 eck$LassoCheckResult]: Stem: 250#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 242#L-1 havoc main_#res;havoc main_#t~memcpy~res4.base, main_#t~memcpy~res4.offset, main_#t~mem5.base, main_#t~mem5.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc2.base, foo_#t~malloc2.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 243#L633 call foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 244##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 261#$Ultimate##0 #t~loopctr7 := 0; 260#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 256#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 257#L-1-1 assume !(#t~loopctr7 < size);#t~loopctr9 := 0; 258#L-1-3 [2019-11-28 03:54:05,412 INFO L796 eck$LassoCheckResult]: Loop: 258#L-1-3 assume #t~loopctr9 < size;call #t~mem10.base, #t~mem10.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr9, 4);call write~unchecked~$Pointer$(#t~mem10.base, #t~mem10.offset, dest.base, dest.offset + #t~loopctr9, 4);#t~loopctr9 := 4 + #t~loopctr9; 258#L-1-3 [2019-11-28 03:54:05,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:05,413 INFO L82 PathProgramCache]: Analyzing trace with hash 752026394, now seen corresponding path program 2 times [2019-11-28 03:54:05,413 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:05,413 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105318376] [2019-11-28 03:54:05,413 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:05,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:05,559 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105318376] [2019-11-28 03:54:05,559 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1988455824] [2019-11-28 03:54:05,559 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 03:54:05,618 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-28 03:54:05,618 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 03:54:05,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 03:54:05,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:05,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 03:54:05,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2019-11-28 03:54:05,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764000574] [2019-11-28 03:54:05,667 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:54:05,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:05,667 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 3 times [2019-11-28 03:54:05,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:05,668 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116961533] [2019-11-28 03:54:05,668 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:05,678 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:05,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:54:05,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-28 03:54:05,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2019-11-28 03:54:05,738 INFO L87 Difference]: Start difference. First operand 20 states and 23 transitions. cyclomatic complexity: 7 Second operand 10 states. [2019-11-28 03:54:05,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:54:05,851 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2019-11-28 03:54:05,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 03:54:05,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 25 transitions. [2019-11-28 03:54:05,855 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:05,856 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 22 states and 25 transitions. [2019-11-28 03:54:05,859 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2019-11-28 03:54:05,860 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2019-11-28 03:54:05,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 25 transitions. [2019-11-28 03:54:05,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:05,860 INFO L688 BuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2019-11-28 03:54:05,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 25 transitions. [2019-11-28 03:54:05,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-11-28 03:54:05,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-11-28 03:54:05,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2019-11-28 03:54:05,866 INFO L711 BuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2019-11-28 03:54:05,867 INFO L591 BuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2019-11-28 03:54:05,867 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-28 03:54:05,867 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 25 transitions. [2019-11-28 03:54:05,868 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:05,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:05,871 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:05,872 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [3, 1, 1, 1, 1, 1, 1] [2019-11-28 03:54:05,873 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:05,873 INFO L794 eck$LassoCheckResult]: Stem: 321#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 318#L-1 havoc main_#res;havoc main_#t~memcpy~res4.base, main_#t~memcpy~res4.offset, main_#t~mem5.base, main_#t~mem5.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc2.base, foo_#t~malloc2.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 319#L633 call foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 320##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 322#$Ultimate##0 #t~loopctr7 := 0; 323#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 330#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 331#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 335#L-1-1 assume !(#t~loopctr7 < size);#t~loopctr9 := 0; 333#L-1-3 [2019-11-28 03:54:05,873 INFO L796 eck$LassoCheckResult]: Loop: 333#L-1-3 assume #t~loopctr9 < size;call #t~mem10.base, #t~mem10.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr9, 4);call write~unchecked~$Pointer$(#t~mem10.base, #t~mem10.offset, dest.base, dest.offset + #t~loopctr9, 4);#t~loopctr9 := 4 + #t~loopctr9; 333#L-1-3 [2019-11-28 03:54:05,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:05,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1837981691, now seen corresponding path program 3 times [2019-11-28 03:54:05,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:05,874 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384088336] [2019-11-28 03:54:05,875 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 03:54:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:05,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384088336] [2019-11-28 03:54:05,961 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893416511] [2019-11-28 03:54:05,961 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 03:54:06,018 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-11-28 03:54:06,018 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 03:54:06,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-28 03:54:06,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 03:54:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 03:54:06,069 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 03:54:06,069 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2019-11-28 03:54:06,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552018839] [2019-11-28 03:54:06,071 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 03:54:06,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:06,071 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 4 times [2019-11-28 03:54:06,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:06,071 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795949592] [2019-11-28 03:54:06,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,086 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:06,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 03:54:06,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-28 03:54:06,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2019-11-28 03:54:06,134 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. cyclomatic complexity: 7 Second operand 12 states. [2019-11-28 03:54:06,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 03:54:06,197 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2019-11-28 03:54:06,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 03:54:06,200 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 27 transitions. [2019-11-28 03:54:06,201 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:06,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 27 transitions. [2019-11-28 03:54:06,201 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2019-11-28 03:54:06,202 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2019-11-28 03:54:06,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 27 transitions. [2019-11-28 03:54:06,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 03:54:06,202 INFO L688 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2019-11-28 03:54:06,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 27 transitions. [2019-11-28 03:54:06,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-28 03:54:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-28 03:54:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2019-11-28 03:54:06,209 INFO L711 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2019-11-28 03:54:06,210 INFO L591 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2019-11-28 03:54:06,210 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-28 03:54:06,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2019-11-28 03:54:06,211 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2019-11-28 03:54:06,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 03:54:06,212 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 03:54:06,212 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [4, 1, 1, 1, 1, 1, 1] [2019-11-28 03:54:06,213 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 03:54:06,213 INFO L794 eck$LassoCheckResult]: Stem: 410#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 403#L-1 havoc main_#res;havoc main_#t~memcpy~res4.base, main_#t~memcpy~res4.offset, main_#t~mem5.base, main_#t~mem5.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc2.base, foo_#t~malloc2.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc2.base, foo_#t~malloc2.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 404#L633 call foo_#t~memcpy~res3.base, foo_#t~memcpy~res3.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 405##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 408#$Ultimate##0 #t~loopctr7 := 0; 409#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 415#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 416#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 422#L-1-1 assume #t~loopctr7 < size;call #t~mem8 := read~unchecked~int(src.base, src.offset + #t~loopctr7, 1);call write~unchecked~int(#t~mem8, dest.base, dest.offset + #t~loopctr7, 1);#t~loopctr7 := 1 + #t~loopctr7; 420#L-1-1 assume !(#t~loopctr7 < size);#t~loopctr9 := 0; 418#L-1-3 [2019-11-28 03:54:06,213 INFO L796 eck$LassoCheckResult]: Loop: 418#L-1-3 assume #t~loopctr9 < size;call #t~mem10.base, #t~mem10.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr9, 4);call write~unchecked~$Pointer$(#t~mem10.base, #t~mem10.offset, dest.base, dest.offset + #t~loopctr9, 4);#t~loopctr9 := 4 + #t~loopctr9; 418#L-1-3 [2019-11-28 03:54:06,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:06,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1142857530, now seen corresponding path program 4 times [2019-11-28 03:54:06,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:06,214 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736719211] [2019-11-28 03:54:06,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,296 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:06,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:06,298 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 5 times [2019-11-28 03:54:06,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:06,298 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875224202] [2019-11-28 03:54:06,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,315 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:06,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 03:54:06,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1068845085, now seen corresponding path program 1 times [2019-11-28 03:54:06,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 03:54:06,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134365706] [2019-11-28 03:54:06,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 03:54:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 03:54:06,398 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 03:54:07,313 WARN L192 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2019-11-28 03:54:07,375 INFO L508 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 03:54:07,702 WARN L192 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-11-28 03:54:07,703 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 03:54:07,716 INFO L508 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 03:54:07,961 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-11-28 03:54:07,962 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 03:54:07,977 INFO L508 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 03:54:08,197 WARN L192 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-11-28 03:54:08,197 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 03:54:08,208 INFO L508 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 03:54:08,409 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-11-28 03:54:08,410 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 03:54:08,425 INFO L508 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 03:54:08,570 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-11-28 03:54:08,571 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 03:54:08,577 INFO L508 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 03:54:08,699 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-11-28 03:54:08,699 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 03:54:08,701 INFO L508 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-11-28 03:54:08,701 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:395, output treesize:311 [2019-11-28 03:54:09,043 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2019-11-28 03:54:09,181 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-11-28 03:54:10,019 WARN L192 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 149 [2019-11-28 03:54:10,345 WARN L192 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-28 03:54:10,347 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 03:54:10,348 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 03:54:10,348 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 03:54:10,348 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 03:54:10,348 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 03:54:10,348 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 03:54:10,348 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 03:54:10,348 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 03:54:10,348 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-memleak_nexttime.i_Iteration6_Lasso [2019-11-28 03:54:10,349 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 03:54:10,349 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 03:54:10,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:10,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 03:54:11,071 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: MapEliminator tries to combine Int and (Array Int Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.indexEqualityInequalityImpliesValueEquality(MapEliminator.java:850) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceSelectStoreTerm(MapEliminator.java:592) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceStoreTerms(MapEliminator.java:542) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:330) at de.uni_freiburg.informatik.ultimate.lassoranker.preprocessors.MapEliminationLassoPreprocessor.process(MapEliminationLassoPreprocessor.java:109) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.applyPreprocessor(LassoBuilder.java:154) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.preprocess(LassoBuilder.java:262) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.preprocess(LassoAnalysis.java:278) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:612) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.access$16(LassoCheck.java:539) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:957) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:865) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:458) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-28 03:54:11,077 INFO L168 Benchmark]: Toolchain (without parser) took 11872.92 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.6 MB). Free memory was 960.4 MB in the beginning and 905.7 MB in the end (delta: 54.7 MB). Peak memory consumption was 380.3 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:11,077 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:54:11,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -139.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:11,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.78 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:54:11,079 INFO L168 Benchmark]: Boogie Preprocessor took 31.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 03:54:11,080 INFO L168 Benchmark]: RCFGBuilder took 402.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:11,081 INFO L168 Benchmark]: BuchiAutomizer took 10709.19 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 905.7 MB in the end (delta: 169.4 MB). Peak memory consumption was 363.3 MB. Max. memory is 11.5 GB. [2019-11-28 03:54:11,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 665.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -139.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.78 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 402.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 10709.19 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 905.7 MB in the end (delta: 169.4 MB). Peak memory consumption was 363.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable size * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: MapEliminator tries to combine Int and (Array Int Int) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: MapEliminator tries to combine Int and (Array Int Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.indexEqualityInequalityImpliesValueEquality(MapEliminator.java:850) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...