./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 a03b979f45aa8ba48949293cad74f586aed4b0e9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:58:23,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:58:23,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:58:23,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:58:23,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:58:23,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:58:23,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:58:23,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:58:23,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:58:23,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:58:23,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:58:23,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:58:23,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:58:23,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:58:23,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:58:23,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:58:23,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:58:23,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:58:23,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:58:23,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:58:23,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:58:23,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:58:23,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:58:23,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:58:23,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:58:23,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:58:23,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:58:23,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:58:23,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:58:23,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:58:23,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:58:23,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:58:23,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:58:23,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:58:23,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:58:23,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:58:23,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:58:23,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:58:23,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:58:23,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:58:23,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:58:23,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 12:58:23,172 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:58:23,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:58:23,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:58:23,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:58:23,173 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:58:23,173 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 12:58:23,174 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 12:58:23,174 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 12:58:23,174 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 12:58:23,174 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 12:58:23,174 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 12:58:23,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:58:23,175 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 12:58:23,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:58:23,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:58:23,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 12:58:23,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 12:58:23,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 12:58:23,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:58:23,176 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 12:58:23,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:58:23,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 12:58:23,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:58:23,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:58:23,177 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 12:58:23,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:58:23,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 12:58:23,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:58:23,178 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 12:58:23,178 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 12:58:23,179 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 -> a03b979f45aa8ba48949293cad74f586aed4b0e9 [2019-12-07 12:58:23,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:58:23,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:58:23,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:58:23,295 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:58:23,295 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:58:23,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2019-12-07 12:58:23,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/data/734c5128c/eb1a315692744446a6f738d2b2bcff32/FLAGd64576ac2 [2019-12-07 12:58:23,737 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:58:23,737 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2019-12-07 12:58:23,741 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/data/734c5128c/eb1a315692744446a6f738d2b2bcff32/FLAGd64576ac2 [2019-12-07 12:58:23,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/data/734c5128c/eb1a315692744446a6f738d2b2bcff32 [2019-12-07 12:58:23,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:58:23,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:58:23,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:58:23,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:58:23,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:58:23,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e36ea05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23, skipping insertion in model container [2019-12-07 12:58:23,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:58:23,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:58:23,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:58:23,867 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:58:23,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:58:23,919 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:58:23,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23 WrapperNode [2019-12-07 12:58:23,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:58:23,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:58:23,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:58:23,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:58:23,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:58:23,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:58:23,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:58:23,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:58:23,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... [2019-12-07 12:58:23,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:58:23,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:58:23,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:58:23,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:58:23,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:58:23,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:58:24,082 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:58:24,083 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-07 12:58:24,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:58:24 BoogieIcfgContainer [2019-12-07 12:58:24,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:58:24,084 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 12:58:24,084 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 12:58:24,086 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 12:58:24,087 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 12:58:24,087 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 12:58:23" (1/3) ... [2019-12-07 12:58:24,088 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c3f3f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:58:24, skipping insertion in model container [2019-12-07 12:58:24,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 12:58:24,088 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:58:23" (2/3) ... [2019-12-07 12:58:24,088 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c3f3f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:58:24, skipping insertion in model container [2019-12-07 12:58:24,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 12:58:24,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:58:24" (3/3) ... [2019-12-07 12:58:24,089 INFO L371 chiAutomizerObserver]: Analyzing ICFG Cairo_step2-3.c [2019-12-07 12:58:24,119 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 12:58:24,119 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 12:58:24,119 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 12:58:24,120 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:58:24,120 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:58:24,120 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 12:58:24,120 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:58:24,120 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 12:58:24,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-12-07 12:58:24,143 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 12:58:24,143 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:58:24,144 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:58:24,148 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 12:58:24,148 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 12:58:24,148 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 12:58:24,148 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-12-07 12:58:24,148 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 12:58:24,148 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 12:58:24,149 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 12:58:24,149 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 12:58:24,149 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 12:58:24,154 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L15true assume main_~x~0 % 4294967296 > 0; 7#L16-2true [2019-12-07 12:58:24,154 INFO L796 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2019-12-07 12:58:24,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:24,158 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2019-12-07 12:58:24,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:58:24,163 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266173265] [2019-12-07 12:58:24,163 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:58:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:24,234 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:58:24,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:24,235 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2019-12-07 12:58:24,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:58:24,235 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280777626] [2019-12-07 12:58:24,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:58:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:24,245 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:58:24,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:24,247 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2019-12-07 12:58:24,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:58:24,247 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121385771] [2019-12-07 12:58:24,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:58:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:24,260 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:58:24,290 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:24,291 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:24,291 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:24,291 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:24,291 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 12:58:24,291 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,291 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:24,292 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:24,292 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2019-12-07 12:58:24,292 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:24,292 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:24,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,438 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:24,438 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:24,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:24,449 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:24,450 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,453 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:24,454 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:24,458 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:24,458 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,462 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:24,462 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,469 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 12:58:24,469 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:24,495 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 12:58:24,496 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:24,496 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:24,496 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:24,496 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:24,496 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:58:24,496 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,496 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:24,496 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:24,496 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2019-12-07 12:58:24,497 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:24,497 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:24,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,567 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:24,571 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,575 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 [2019-12-07 12:58:24,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:24,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:24,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:24,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,588 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 [2019-12-07 12:58:24,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:24,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:24,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:24,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,598 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 [2019-12-07 12:58:24,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:24,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:58:24,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,604 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,607 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 [2019-12-07 12:58:24,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:24,612 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:24,612 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:24,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,620 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 [2019-12-07 12:58:24,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,622 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:24,625 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:24,625 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:24,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,632 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 [2019-12-07 12:58:24,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:24,636 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:24,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,640 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,645 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 [2019-12-07 12:58:24,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,652 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:24,652 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:24,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,662 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 [2019-12-07 12:58:24,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,664 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,666 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:24,667 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:24,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,676 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 [2019-12-07 12:58:24,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,679 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:24,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,684 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,687 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 [2019-12-07 12:58:24,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,689 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:24,692 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:24,692 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:24,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,702 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 [2019-12-07 12:58:24,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,704 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:24,708 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:24,708 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:24,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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 [2019-12-07 12:58:24,719 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 [2019-12-07 12:58:24,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:24,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,722 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:24,724 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:24,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,729 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,732 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 [2019-12-07 12:58:24,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,733 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:24,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,733 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:24,735 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:24,735 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:24,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,743 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 [2019-12-07 12:58:24,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,745 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:24,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:24,747 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:24,747 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:24,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/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) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,756 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 [2019-12-07 12:58:24,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,757 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:24,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,758 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:24,759 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:24,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,767 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/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 [2019-12-07 12:58:24,770 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 [2019-12-07 12:58:24,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,771 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:24,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,772 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,774 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:24,774 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:24,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/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 [2019-12-07 12:58:24,783 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 [2019-12-07 12:58:24,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,785 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:24,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,785 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,787 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:24,787 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:24,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 23 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 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,797 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 [2019-12-07 12:58:24,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,798 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:24,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,799 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,801 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:24,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,811 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 24 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 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,815 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 [2019-12-07 12:58:24,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,817 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:24,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,817 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:24,820 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:24,820 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:24,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 25 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,834 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 [2019-12-07 12:58:24,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,835 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:24,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,836 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:24,839 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:24,839 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:24,848 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 26 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 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,852 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 [2019-12-07 12:58:24,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,854 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:24,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,854 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:24,857 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:24,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,873 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 27 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,876 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 [2019-12-07 12:58:24,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,878 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:24,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,878 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,880 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:24,880 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:24,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 28 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 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,889 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 [2019-12-07 12:58:24,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,891 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:24,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,891 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,893 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:24,893 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:24,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 29 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 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,902 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 [2019-12-07 12:58:24,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,903 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:24,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,904 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:24,905 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:24,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,911 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 30 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 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,914 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 [2019-12-07 12:58:24,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,916 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:24,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,916 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:24,919 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:24,920 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:24,927 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/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 [2019-12-07 12:58:24,930 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 [2019-12-07 12:58:24,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,932 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:24,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,932 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:24,935 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:24,935 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:24,942 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 32 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 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,946 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 [2019-12-07 12:58:24,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:24,948 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:24,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:24,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:24,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:24,948 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:24,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:24,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:24,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:24,969 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:24,970 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:24,970 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:24,970 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:24,970 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 12:58:24,970 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:24,970 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:24,970 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:24,970 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2019-12-07 12:58:24,971 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:24,971 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:24,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:24,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,082 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:25,082 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/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 [2019-12-07 12:58:25,094 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:25,094 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:25,098 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:25,098 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/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 [2019-12-07 12:58:25,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:25,102 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:25,104 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:25,104 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 35 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 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:25,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:25,113 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:25,113 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 36 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 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,117 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:25,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:25,120 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:25,121 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 37 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 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,124 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:25,124 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 38 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 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,131 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 12:58:25,131 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:25,141 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 12:58:25,142 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:25,142 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:25,142 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:25,142 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:25,142 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:58:25,142 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,142 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:25,142 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:25,142 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2019-12-07 12:58:25,142 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:25,142 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:25,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,211 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:25,212 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 39 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 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,215 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 [2019-12-07 12:58:25,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:25,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:25,222 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 40 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 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,225 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 [2019-12-07 12:58:25,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,228 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:25,228 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:25,231 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 41 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 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,235 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 [2019-12-07 12:58:25,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:58:25,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 42 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 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,241 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 [2019-12-07 12:58:25,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:25,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:25,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 43 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 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,252 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 [2019-12-07 12:58:25,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:58:25,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,256 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 44 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 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,259 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 [2019-12-07 12:58:25,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,260 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,261 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:25,261 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:25,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 45 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 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,268 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 [2019-12-07 12:58:25,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,269 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,271 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:25,271 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:25,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 46 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 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,278 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 [2019-12-07 12:58:25,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,279 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,279 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:25,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 47 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 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,284 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 [2019-12-07 12:58:25,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,286 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,288 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:25,288 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:25,295 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 48 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 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,299 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 [2019-12-07 12:58:25,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,300 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,301 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:25,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,303 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 49 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 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,306 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 [2019-12-07 12:58:25,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,309 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,309 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,312 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 50 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 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,316 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 [2019-12-07 12:58:25,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,317 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,318 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,319 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,322 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 51 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 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,326 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 [2019-12-07 12:58:25,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,328 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:25,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 52 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 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,334 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 [2019-12-07 12:58:25,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,336 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,340 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,340 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 53 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 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,354 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 [2019-12-07 12:58:25,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,355 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,356 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:25,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,357 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,358 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 54 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 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,360 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 [2019-12-07 12:58:25,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,362 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,363 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:25,363 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:25,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 55 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 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,371 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 [2019-12-07 12:58:25,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,372 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,374 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:25,374 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:25,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 56 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 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,382 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 [2019-12-07 12:58:25,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,384 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,385 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:25,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 57 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 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,390 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 [2019-12-07 12:58:25,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,391 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,395 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:25,395 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:25,406 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 58 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,409 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 [2019-12-07 12:58:25,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,411 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,411 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:25,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,413 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 59 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 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,416 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 [2019-12-07 12:58:25,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,417 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,418 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:25,418 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:25,422 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 60 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 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,425 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 [2019-12-07 12:58:25,427 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,427 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,427 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,428 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:25,428 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:25,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 61 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 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,436 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 [2019-12-07 12:58:25,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,437 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,437 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,438 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:25,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 62 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 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,443 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 [2019-12-07 12:58:25,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,444 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,444 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,447 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:25,447 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:25,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 63 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 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,464 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 [2019-12-07 12:58:25,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,465 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,465 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,465 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:25,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,468 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 64 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 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,471 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 [2019-12-07 12:58:25,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,472 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:25,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,473 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,474 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,474 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,480 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 65 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 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,483 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 [2019-12-07 12:58:25,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,484 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:25,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,485 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,486 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,487 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,492 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 66 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 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,495 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 [2019-12-07 12:58:25,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,497 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:25,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:25,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 67 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 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,503 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 [2019-12-07 12:58:25,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,504 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:25,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,508 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,508 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 68 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 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,528 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 [2019-12-07 12:58:25,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,530 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:25,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,530 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,531 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:25,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,534 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 69 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 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,536 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 [2019-12-07 12:58:25,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,538 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,538 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,540 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:25,540 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:25,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 70 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 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,552 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 [2019-12-07 12:58:25,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,554 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,555 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,558 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:25,558 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:25,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 71 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 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,574 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 [2019-12-07 12:58:25,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,576 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,577 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,577 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:25,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 72 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 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,590 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 [2019-12-07 12:58:25,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,592 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,592 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,596 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:25,597 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:25,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 73 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 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,632 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 [2019-12-07 12:58:25,634 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,634 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,634 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:25,635 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:25,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,640 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 74 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 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,643 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 [2019-12-07 12:58:25,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,644 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,645 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,647 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,647 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 75 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 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,656 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 [2019-12-07 12:58:25,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,658 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,658 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,660 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,660 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 76 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 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,668 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 [2019-12-07 12:58:25,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,670 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,670 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,670 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:25,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 77 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 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,677 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 [2019-12-07 12:58:25,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,678 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,682 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:25,682 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:25,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 78 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 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,698 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 [2019-12-07 12:58:25,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:25,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:25,700 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:25,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,701 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,703 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 79 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 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,705 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 [2019-12-07 12:58:25,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,707 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,707 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:25,709 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:25,709 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:25,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 80 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 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,721 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 [2019-12-07 12:58:25,722 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,722 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,723 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:25,725 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:25,725 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:25,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 81 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 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,736 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 [2019-12-07 12:58:25,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,738 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,738 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:25,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:25,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,741 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 82 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 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,745 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 [2019-12-07 12:58:25,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,747 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,747 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:25,751 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:25,751 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:25,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 83 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 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,780 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 [2019-12-07 12:58:25,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:25,781 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:25,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,782 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:25,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:25,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,784 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,786 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-12-07 12:58:25,786 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L15true assume main_~x~0 % 4294967296 > 0; 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2019-12-07 12:58:25,786 INFO L796 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2019-12-07 12:58:25,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:25,786 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2019-12-07 12:58:25,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:58:25,787 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15806344] [2019-12-07 12:58:25,787 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:58:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:25,793 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:58:25,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:25,793 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2019-12-07 12:58:25,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:58:25,793 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692545455] [2019-12-07 12:58:25,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:58:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:25,798 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:58:25,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:58:25,798 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2019-12-07 12:58:25,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:58:25,799 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037662312] [2019-12-07 12:58:25,799 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:58:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 12:58:25,807 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 12:58:25,815 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:25,815 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:25,816 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:25,816 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:25,816 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 12:58:25,816 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,816 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:25,816 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:25,816 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2019-12-07 12:58:25,816 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:25,816 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:25,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,884 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:25,884 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 84 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 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:25,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:25,890 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:25,890 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 85 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 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:25,895 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 86 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 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,902 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 12:58:25,902 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:25,910 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 12:58:25,911 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:25,911 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:25,911 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:25,911 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:25,911 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:58:25,911 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,911 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:25,911 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:25,912 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2019-12-07 12:58:25,912 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:25,912 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:25,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:25,955 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:25,955 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 87 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 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,958 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 [2019-12-07 12:58:25,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:25,960 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:25,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 88 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 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,971 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 [2019-12-07 12:58:25,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:25,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:58:25,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:25,974 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 89 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 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,982 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 [2019-12-07 12:58:25,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:25,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:25,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:25,987 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:25,988 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 90 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 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:25,991 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 [2019-12-07 12:58:25,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:25,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:25,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:25,992 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:25,993 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:25,993 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:25,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 91 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 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,000 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 [2019-12-07 12:58:26,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,001 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,002 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:26,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 92 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 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,013 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 [2019-12-07 12:58:26,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,015 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,016 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,016 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,019 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,020 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 93 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 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,023 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 [2019-12-07 12:58:26,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,024 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,026 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,026 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 94 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 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,034 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 [2019-12-07 12:58:26,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,036 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,037 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 95 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 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,043 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 [2019-12-07 12:58:26,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,044 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,046 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,046 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,051 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 96 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 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,054 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 [2019-12-07 12:58:26,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,055 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,057 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,057 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 97 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 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,065 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 [2019-12-07 12:58:26,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,067 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,068 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:26,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 98 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 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,075 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 [2019-12-07 12:58:26,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,077 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,078 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,078 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,083 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 99 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 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,086 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 [2019-12-07 12:58:26,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,088 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,088 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,089 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,089 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 100 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 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,096 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 [2019-12-07 12:58:26,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,097 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,098 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:26,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 101 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 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,106 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 [2019-12-07 12:58:26,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,108 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,108 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,109 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,109 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,114 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 102 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 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,116 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 [2019-12-07 12:58:26,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,117 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,119 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,119 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 103 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 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,128 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 [2019-12-07 12:58:26,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,130 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,130 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,131 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 104 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 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,143 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 [2019-12-07 12:58:26,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,145 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,145 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,146 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,146 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,153 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 105 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 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,156 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 [2019-12-07 12:58:26,158 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,158 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,158 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,160 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,160 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 106 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 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,171 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 [2019-12-07 12:58:26,172 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,172 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,173 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,175 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:26,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,191 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 107 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 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,195 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 [2019-12-07 12:58:26,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,196 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,198 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,198 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,205 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 108 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 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,208 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 [2019-12-07 12:58:26,209 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,209 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,209 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,211 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,211 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 109 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 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,220 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 [2019-12-07 12:58:26,221 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,221 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,221 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,222 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,226 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 110 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 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,230 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 [2019-12-07 12:58:26,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,231 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,232 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,233 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,233 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,237 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 111 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 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,240 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 [2019-12-07 12:58:26,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,241 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,242 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:26,244 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:26,244 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:26,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 112 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 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,255 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 [2019-12-07 12:58:26,256 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,256 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,257 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:26,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:26,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,268 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 113 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 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,272 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 [2019-12-07 12:58:26,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,273 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,274 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:26,275 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:26,275 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:26,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,295 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:26,296 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:26,296 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:26,296 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:26,296 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 12:58:26,296 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,296 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:26,296 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:26,296 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2019-12-07 12:58:26,296 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:26,296 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:26,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,376 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:26,377 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 114 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 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,379 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:26,379 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:26,382 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 12:58:26,382 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 115 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 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,385 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 12:58:26,385 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 116 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 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,393 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 12:58:26,393 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 12:58:26,407 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 12:58:26,408 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 12:58:26,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 12:58:26,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 12:58:26,408 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 12:58:26,408 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 12:58:26,408 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,408 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 12:58:26,408 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 12:58:26,409 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2019-12-07 12:58:26,409 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 12:58:26,409 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 12:58:26,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 12:58:26,489 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 12:58:26,489 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 117 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,491 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 [2019-12-07 12:58:26,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:26,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:58:26,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,494 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 118 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 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,497 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 [2019-12-07 12:58:26,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:26,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 12:58:26,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 119 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 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,503 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 [2019-12-07 12:58:26,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:26,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:26,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:26,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 120 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 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,511 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 [2019-12-07 12:58:26,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:26,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:26,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:26,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 121 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 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,521 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 [2019-12-07 12:58:26,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 12:58:26,525 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:26,525 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 12:58:26,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,531 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 122 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 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,537 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 [2019-12-07 12:58:26,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,539 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,539 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:26,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 123 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 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,545 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 [2019-12-07 12:58:26,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,546 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,547 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:26,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 124 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,553 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 [2019-12-07 12:58:26,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,555 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,556 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,556 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 125 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 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,562 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 [2019-12-07 12:58:26,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,565 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,565 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 126 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 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,572 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 [2019-12-07 12:58:26,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,573 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,576 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,576 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,584 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 127 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 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,586 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 [2019-12-07 12:58:26,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,588 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,590 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 128 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 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,603 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 [2019-12-07 12:58:26,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,605 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 129 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 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,611 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 [2019-12-07 12:58:26,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,612 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,614 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,614 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 130 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 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,621 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 [2019-12-07 12:58:26,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,623 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,623 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 131 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 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,630 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 [2019-12-07 12:58:26,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,631 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,634 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,635 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,645 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 132 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 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,649 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 [2019-12-07 12:58:26,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,651 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,651 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:26,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 133 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 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,656 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 [2019-12-07 12:58:26,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,658 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:26,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 134 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 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,662 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 [2019-12-07 12:58:26,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,664 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,665 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,665 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,669 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 135 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 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,673 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 [2019-12-07 12:58:26,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,675 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,676 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,676 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 136 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 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,683 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 [2019-12-07 12:58:26,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 12:58:26,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,685 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,689 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,689 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,703 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 137 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 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,705 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 [2019-12-07 12:58:26,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,707 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,707 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,708 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:26,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 138 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 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,713 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 [2019-12-07 12:58:26,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,714 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,714 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,714 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 12:58:26,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 139 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 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,719 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 [2019-12-07 12:58:26,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,720 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,721 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,722 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,725 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 140 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 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,729 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 [2019-12-07 12:58:26,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,730 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,730 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,731 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,731 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 141 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 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,738 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 [2019-12-07 12:58:26,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,739 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 12:58:26,742 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 12:58:26,742 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 12:58:26,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,755 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 142 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 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,757 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 [2019-12-07 12:58:26,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,759 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,759 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,759 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 143 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 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,765 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 [2019-12-07 12:58:26,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,767 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,767 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,768 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 144 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 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,773 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 [2019-12-07 12:58:26,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,774 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,775 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,776 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,776 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 145 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 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,784 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 [2019-12-07 12:58:26,785 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,786 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,786 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,787 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,787 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 146 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 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,796 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 [2019-12-07 12:58:26,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,797 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 12:58:26,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,797 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,801 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,801 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,818 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 147 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 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,821 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 [2019-12-07 12:58:26,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,823 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,823 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,824 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:26,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 148 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 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,831 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 [2019-12-07 12:58:26,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,832 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,833 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 12:58:26,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 149 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 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,840 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 [2019-12-07 12:58:26,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,842 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,844 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,845 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 150 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 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,858 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 [2019-12-07 12:58:26,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,860 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,860 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,862 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,862 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 151 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 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,874 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 [2019-12-07 12:58:26,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,877 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 12:58:26,881 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 12:58:26,881 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 12:58:26,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,913 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 152 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 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,916 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 [2019-12-07 12:58:26,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,917 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 153 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 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,923 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 [2019-12-07 12:58:26,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,925 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,925 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 12:58:26,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,927 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 154 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 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,930 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 [2019-12-07 12:58:26,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,931 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,933 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,933 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,937 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 155 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 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,941 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 [2019-12-07 12:58:26,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,942 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,944 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,944 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 156 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 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,952 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 [2019-12-07 12:58:26,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 12:58:26,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 12:58:26,956 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 12:58:26,956 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 12:58:26,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:26,970 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 157 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 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,972 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 [2019-12-07 12:58:26,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,974 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,974 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:26,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:26,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 158 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 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,981 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 [2019-12-07 12:58:26,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 12:58:26,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,983 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:26,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 12:58:26,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 12:58:26,986 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 159 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 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:26,989 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 [2019-12-07 12:58:26,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:26,991 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:26,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:26,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:26,991 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:26,993 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:26,993 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:26,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 160 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 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:27,002 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 [2019-12-07 12:58:27,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:27,004 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:27,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:27,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:27,004 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:27,006 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:27,006 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:27,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3d902b2-0e2f-4874-a4e9-6b94ff568620/bin/uautomizer/z3 Starting monitored process 161 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 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 12:58:27,016 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 [2019-12-07 12:58:27,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 12:58:27,018 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 12:58:27,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 12:58:27,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 12:58:27,018 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 12:58:27,022 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 12:58:27,022 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 12:58:27,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 12:58:27,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 12:58:27 BoogieIcfgContainer [2019-12-07 12:58:27,045 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 12:58:27,045 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 12:58:27,045 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 12:58:27,045 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 12:58:27,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:58:24" (3/4) ... [2019-12-07 12:58:27,048 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 12:58:27,048 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 12:58:27,049 INFO L168 Benchmark]: Toolchain (without parser) took 3296.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 946.2 MB in the beginning and 910.7 MB in the end (delta: 35.5 MB). Peak memory consumption was 202.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:27,049 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:58:27,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:27,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.79 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:58:27,050 INFO L168 Benchmark]: Boogie Preprocessor took 13.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:58:27,050 INFO L168 Benchmark]: RCFGBuilder took 128.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:27,050 INFO L168 Benchmark]: BuchiAutomizer took 2960.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.1 GB in the beginning and 915.0 MB in the end (delta: 159.3 MB). Peak memory consumption was 322.3 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:27,050 INFO L168 Benchmark]: Witness Printer took 2.79 ms. Allocated memory is still 1.2 GB. Free memory was 915.0 MB in the beginning and 910.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:58:27,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 167.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.79 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 128.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2960.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.1 GB in the beginning and 915.0 MB in the end (delta: 159.3 MB). Peak memory consumption was 322.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.79 ms. Allocated memory is still 1.2 GB. Free memory was 915.0 MB in the beginning and 910.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax178 hnf100 lsp56 ukn100 mio100 lsp100 div434 bol100 ite100 ukn100 eq151 hnf50 smp81 dnf100 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 13ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume main_~x~0 % 4294967296 > 0;" "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" Loop: "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...