./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i -s /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b38ec4f461710d1db3d0a9a3fa7176d30b2ef06a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:30:14,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:30:14,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:30:14,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:30:14,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:30:14,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:30:14,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:30:14,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:30:14,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:30:14,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:30:14,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:30:14,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:30:14,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:30:14,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:30:14,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:30:14,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:30:14,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:30:14,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:30:14,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:30:14,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:30:14,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:30:14,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:30:14,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:30:14,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:30:14,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:30:14,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:30:14,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:30:14,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:30:14,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:30:14,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:30:14,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:30:14,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:30:14,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:30:14,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:30:14,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:30:14,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:30:14,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:30:14,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:30:14,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:30:14,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:30:14,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:30:14,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-11-30 00:30:14,733 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:30:14,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:30:14,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:30:14,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:30:14,736 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:30:14,737 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-30 00:30:14,737 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-30 00:30:14,737 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-30 00:30:14,737 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-30 00:30:14,738 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-30 00:30:14,738 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-30 00:30:14,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:30:14,738 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:30:14,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:30:14,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:30:14,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-30 00:30:14,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-30 00:30:14,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-30 00:30:14,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:30:14,740 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-30 00:30:14,740 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:30:14,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-30 00:30:14,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:30:14,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:30:14,741 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-30 00:30:14,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:30:14,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:30:14,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:30:14,742 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-30 00:30:14,743 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-30 00:30:14,744 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b38ec4f461710d1db3d0a9a3fa7176d30b2ef06a [2020-11-30 00:30:15,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:30:15,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:30:15,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:30:15,111 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:30:15,112 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:30:15,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i [2020-11-30 00:30:15,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/data/200d72821/0de6d50957084a6ab5e6037df2c26119/FLAGbae3a5e2e [2020-11-30 00:30:15,822 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:30:15,825 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i [2020-11-30 00:30:15,844 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/data/200d72821/0de6d50957084a6ab5e6037df2c26119/FLAGbae3a5e2e [2020-11-30 00:30:16,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/data/200d72821/0de6d50957084a6ab5e6037df2c26119 [2020-11-30 00:30:16,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:30:16,125 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:30:16,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:30:16,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:30:16,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:30:16,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d69f2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16, skipping insertion in model container [2020-11-30 00:30:16,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:30:16,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:30:16,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:30:16,517 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:30:16,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:30:16,618 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:30:16,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16 WrapperNode [2020-11-30 00:30:16,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:30:16,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:30:16,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:30:16,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:30:16,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:30:16,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:30:16,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:30:16,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:30:16,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... [2020-11-30 00:30:16,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:30:16,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:30:16,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:30:16,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:30:16,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 00:30:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 00:30:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:30:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:30:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:30:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:30:17,119 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:30:17,119 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-30 00:30:17,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:30:17 BoogieIcfgContainer [2020-11-30 00:30:17,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:30:17,123 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-30 00:30:17,123 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-30 00:30:17,127 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-30 00:30:17,128 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:30:17,129 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 30.11 12:30:16" (1/3) ... [2020-11-30 00:30:17,131 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@196a70b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:30:17, skipping insertion in model container [2020-11-30 00:30:17,131 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:30:17,131 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:16" (2/3) ... [2020-11-30 00:30:17,132 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@196a70b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:30:17, skipping insertion in model container [2020-11-30 00:30:17,132 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:30:17,132 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:30:17" (3/3) ... [2020-11-30 00:30:17,134 INFO L373 chiAutomizerObserver]: Analyzing ICFG a.08-alloca.i [2020-11-30 00:30:17,190 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-30 00:30:17,190 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-30 00:30:17,190 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-30 00:30:17,190 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:30:17,191 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:30:17,191 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-30 00:30:17,191 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:30:17,191 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-30 00:30:17,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2020-11-30 00:30:17,227 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-30 00:30:17,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:30:17,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:30:17,235 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-11-30 00:30:17,241 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-30 00:30:17,241 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-30 00:30:17,241 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2020-11-30 00:30:17,242 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-30 00:30:17,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:30:17,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:30:17,243 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-11-30 00:30:17,243 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-30 00:30:17,252 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~ret14;test_fun_#in~x, test_fun_#in~y := main_#t~nondet12, main_#t~nondet13;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem9, test_fun_#t~mem10, test_fun_#t~mem5, test_fun_#t~mem6, test_fun_#t~mem7, test_fun_#t~short8, test_fun_#t~mem11, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 8#L555-5true [2020-11-30 00:30:17,252 INFO L796 eck$LassoCheckResult]: Loop: 8#L555-5true call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 > test_fun_#t~mem6; 11#L555-1true assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647; 5#L555-3true assume !!test_fun_#t~short8;havoc test_fun_#t~short8;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;call test_fun_#t~mem9 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem9, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem9;call test_fun_#t~mem10 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(2 + test_fun_#t~mem10, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem10; 8#L555-5true [2020-11-30 00:30:17,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:30:17,280 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2020-11-30 00:30:17,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:30:17,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202719736] [2020-11-30 00:30:17,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:30:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:17,501 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:17,534 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:17,556 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:30:17,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:30:17,559 INFO L82 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2020-11-30 00:30:17,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:30:17,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709654317] [2020-11-30 00:30:17,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:30:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:17,578 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:17,593 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:17,598 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:30:17,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:30:17,600 INFO L82 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2020-11-30 00:30:17,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:30:17,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032907068] [2020-11-30 00:30:17,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:30:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:17,649 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:17,704 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:17,711 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:30:17,953 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2020-11-30 00:30:18,550 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 83 [2020-11-30 00:30:18,742 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-11-30 00:30:18,755 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:30:18,757 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:30:18,758 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:30:18,758 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:30:18,758 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:30:18,758 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:18,758 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:30:18,759 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:30:18,759 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.08-alloca.i_Iteration1_Lasso [2020-11-30 00:30:18,759 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:30:18,759 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:30:18,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:18,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:30:19,308 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2020-11-30 00:30:19,456 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-11-30 00:30:20,112 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:30:20,117 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:20,133 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 [2020-11-30 00:30:20,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,140 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 [2020-11-30 00:30:20,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:20,188 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 [2020-11-30 00:30:20,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,192 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 [2020-11-30 00:30:20,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,225 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 [2020-11-30 00:30:20,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:30:20,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,279 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 [2020-11-30 00:30:20,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:30:20,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:20,335 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 [2020-11-30 00:30:20,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:30:20,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:20,384 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 [2020-11-30 00:30:20,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,395 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,419 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 [2020-11-30 00:30:20,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:30:20,425 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,450 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 [2020-11-30 00:30:20,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:30:20,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,485 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 [2020-11-30 00:30:20,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:30:20,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,521 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 [2020-11-30 00:30:20,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:30:20,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,551 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 [2020-11-30 00:30:20,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:30:20,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,584 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 [2020-11-30 00:30:20,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:30:20,593 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,638 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 [2020-11-30 00:30:20,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:30:20,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,675 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 [2020-11-30 00:30:20,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:30:20,705 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:20,747 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 [2020-11-30 00:30:20,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,753 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/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 [2020-11-30 00:30:20,797 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 [2020-11-30 00:30:20,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:30:20,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:30:20,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:30:20,802 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:20,850 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 [2020-11-30 00:30:20,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:20,906 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 [2020-11-30 00:30:20,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:30:20,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:30:20,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:30:20,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:30:20,920 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:30:20,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:20,936 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-30 00:30:21,013 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2020-11-30 00:30:21,014 INFO L444 ModelExtractionUtils]: 23 out of 28 variables were initially zero. Simplification set additionally 2 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_585b87f1-46b2-4ea5-88e4-4810503018ac/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:30:21,027 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:30:21,032 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-11-30 00:30:21,032 INFO L510 LassoAnalysis]: Proved termination. [2020-11-30 00:30:21,033 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1 + 4294967293 Supporting invariants [] [2020-11-30 00:30:21,315 INFO L297 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2020-11-30 00:30:21,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 00:30:21,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:30:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:30:21,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:30:21,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:30:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:30:21,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-30 00:30:21,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:30:21,490 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:30:21,503 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:30:21,578 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:30:21,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:30:21,678 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2020-11-30 00:30:21,680 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states. Second operand 4 states. [2020-11-30 00:30:21,816 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states.. Second operand 4 states. Result 38 states and 44 transitions. Complement of second has 9 states. [2020-11-30 00:30:21,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-11-30 00:30:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-11-30 00:30:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 24 transitions. [2020-11-30 00:30:21,821 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 3 letters. [2020-11-30 00:30:21,822 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:30:21,822 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 5 letters. Loop has 3 letters. [2020-11-30 00:30:21,823 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:30:21,823 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 6 letters. [2020-11-30 00:30:21,823 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:30:21,824 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 44 transitions. [2020-11-30 00:30:21,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-30 00:30:21,832 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 15 transitions. [2020-11-30 00:30:21,833 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2020-11-30 00:30:21,834 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2020-11-30 00:30:21,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2020-11-30 00:30:21,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-30 00:30:21,835 INFO L691 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2020-11-30 00:30:21,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2020-11-30 00:30:21,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2020-11-30 00:30:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-11-30 00:30:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2020-11-30 00:30:21,866 INFO L714 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2020-11-30 00:30:21,867 INFO L594 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2020-11-30 00:30:21,867 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-30 00:30:21,867 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2020-11-30 00:30:21,868 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-30 00:30:21,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:30:21,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:30:21,868 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-11-30 00:30:21,868 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-30 00:30:21,869 INFO L794 eck$LassoCheckResult]: Stem: 176#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 174#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~ret14;test_fun_#in~x, test_fun_#in~y := main_#t~nondet12, main_#t~nondet13;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem9, test_fun_#t~mem10, test_fun_#t~mem5, test_fun_#t~mem6, test_fun_#t~mem7, test_fun_#t~short8, test_fun_#t~mem11, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 175#L555-5 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 > test_fun_#t~mem6; 181#L555-1 [2020-11-30 00:30:21,869 INFO L796 eck$LassoCheckResult]: Loop: 181#L555-1 assume !test_fun_#t~short8; 177#L555-3 assume !!test_fun_#t~short8;havoc test_fun_#t~short8;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;call test_fun_#t~mem9 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem9, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem9;call test_fun_#t~mem10 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(2 + test_fun_#t~mem10, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem10; 178#L555-5 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 > test_fun_#t~mem6; 181#L555-1 [2020-11-30 00:30:21,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:30:21,869 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2020-11-30 00:30:21,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:30:21,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691522597] [2020-11-30 00:30:21,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:30:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:21,900 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:30:21,943 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:30:21,948 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:30:21,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:30:21,959 INFO L82 PathProgramCache]: Analyzing trace with hash 41888, now seen corresponding path program 1 times [2020-11-30 00:30:21,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:30:21,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343779666] [2020-11-30 00:30:21,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:30:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:30:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:30:22,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343779666] [2020-11-30 00:30:22,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:30:22,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:30:22,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685217027] [2020-11-30 00:30:22,018 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-30 00:30:22,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:30:22,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:30:22,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:30:22,023 INFO L87 Difference]: Start difference. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand 3 states. [2020-11-30 00:30:22,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:30:22,050 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2020-11-30 00:30:22,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:30:22,051 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2020-11-30 00:30:22,051 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 00:30:22,052 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2020-11-30 00:30:22,052 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-30 00:30:22,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-30 00:30:22,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-30 00:30:22,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 00:30:22,052 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:30:22,052 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:30:22,052 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:30:22,052 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-30 00:30:22,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:30:22,053 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 00:30:22,053 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-30 00:30:22,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 30.11 12:30:22 BoogieIcfgContainer [2020-11-30 00:30:22,058 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-30 00:30:22,058 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:30:22,058 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:30:22,058 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:30:22,059 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:30:17" (3/4) ... [2020-11-30 00:30:22,061 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 00:30:22,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:30:22,062 INFO L168 Benchmark]: Toolchain (without parser) took 5937.13 ms. Allocated memory was 92.3 MB in the beginning and 146.8 MB in the end (delta: 54.5 MB). Free memory was 61.4 MB in the beginning and 59.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 56.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:22,063 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 51.4 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:30:22,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.47 ms. Allocated memory is still 92.3 MB. Free memory was 61.2 MB in the beginning and 60.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:22,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.60 ms. Allocated memory is still 92.3 MB. Free memory was 60.1 MB in the beginning and 58.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:30:22,066 INFO L168 Benchmark]: Boogie Preprocessor took 27.17 ms. Allocated memory is still 92.3 MB. Free memory was 58.5 MB in the beginning and 57.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:22,067 INFO L168 Benchmark]: RCFGBuilder took 427.25 ms. Allocated memory is still 92.3 MB. Free memory was 57.2 MB in the beginning and 42.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:22,068 INFO L168 Benchmark]: BuchiAutomizer took 4934.97 ms. Allocated memory was 92.3 MB in the beginning and 146.8 MB in the end (delta: 54.5 MB). Free memory was 42.9 MB in the beginning and 59.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:22,069 INFO L168 Benchmark]: Witness Printer took 3.28 ms. Allocated memory is still 146.8 MB. Free memory is still 59.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:30:22,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 51.4 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 492.47 ms. Allocated memory is still 92.3 MB. Free memory was 61.2 MB in the beginning and 60.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.60 ms. Allocated memory is still 92.3 MB. Free memory was 60.1 MB in the beginning and 58.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.17 ms. Allocated memory is still 92.3 MB. Free memory was 58.5 MB in the beginning and 57.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 427.25 ms. Allocated memory is still 92.3 MB. Free memory was 57.2 MB in the beginning and 42.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4934.97 ms. Allocated memory was 92.3 MB in the beginning and 146.8 MB in the end (delta: 54.5 MB). Free memory was 42.9 MB in the beginning and 59.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 16.1 GB. * Witness Printer took 3.28 ms. Allocated memory is still 146.8 MB. Free memory is still 59.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[x_ref][x_ref] + 4294967293 and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.8s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 11 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 10 SDslu, 10 SDs, 0 SdLazy, 23 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital299 mio100 ax106 hnf100 lsp90 ukn56 mio100 lsp36 div100 bol100 ite100 ukn100 eq162 hnf90 smp92 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...